CN109022869A - A kind of high alloy parent metal ceramic composite and preparation method thereof - Google Patents
A kind of high alloy parent metal ceramic composite and preparation method thereof Download PDFInfo
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- CN109022869A CN109022869A CN201810965533.1A CN201810965533A CN109022869A CN 109022869 A CN109022869 A CN 109022869A CN 201810965533 A CN201810965533 A CN 201810965533A CN 109022869 A CN109022869 A CN 109022869A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
Abstract
A kind of high alloy parent metal ceramic composite and preparation method thereof, belongs to wear-resistant material field.The high alloy parent metal ceramic composite, by volume, high alloy basis material: cermet enhancing particle=(1~10): 1；High alloy basis material C:1~8%；Main alloying element are as follows: Ni:0~60%, Mo:0~60%, Cr:0~40%, Mn:0~30%, V:0~20%, Ti:0~20%, W:0~15%, Nb:0~15%；Trace additives are one or more of B, Si, Zr, Cu, Co, Al and rare earth；Surplus is Fe and inevitable impurity.Its preparation method is prepared using temperature programmed control lqiuid phase sintering method, it can be directly used for wear-resistant material, it can also be after subsequent heat treatment, for wear-resistant material, reinforced phase and the metallurgical bonding interface of high alloy matrix reach 40 μm~1mm in composite material, end cracks after bulk heat treatmet, meets the use condition in wear-resistant material field.
Description
Technical field
The invention belongs to wear-resistant material technical fields, and in particular to a kind of high alloy parent metal ceramic composite and its
Preparation method.
Background technique
With the rapid development of science and technology and modern industry, wear-resistant material is in industrial circle using more and more extensive.
Because the economic loss caused by Material Wear is annual is quite surprising, wear-resistant material is always metallography area research
One of emphasis direction.
Potassium steel is using wear-resistant material earlier, the carbide intercrystalline precipitation in as-cast structure, through the tough reason of water
Afterwards, carbide, which is dissolved in austenite, becomes single phase austenite tissue, has good hardness and impact flexibility.But potassium steel
Apparent phase transformation strengthening and processing hardening can be generated after needing to occur certain plastic deformation when in use, and some are wear-resisting
Blastic deformation is small in use for component, and wearability is not enough to play.
Rich chromium cast iron generally refers to Cr content between 11~30%, chromium white of the C content between 2.0~3.6%
Cast iron, with excellent wear-resisting property.Due to a large amount of additions of Cr element, so that the M in rich chromium cast iron3C-type carbide becomes
At M7C3Type carbide, this high hardness alloy carbide further improve the wearability of rich chromium cast iron, but this wear-resistant material
It is not able to satisfy requirement still under high abrasion working condition.
In recent years, on the basis of Gao Meng, high-chromium wear-resistant investigation of materials, a variety of high alloy wear-resistance materials are then developed,
Main alloying element to be added is the carbide formers such as W, Cr, V, Mn, Mo and Co, and alloying element total amount >=10% is such as resistance to
Grind high-speed steel etc..Correlative study is shown, under same abrasive conditions, the wearability of high alloy wear-resistance material is the 11 of potassium steel
Times, it is 3~5 times of rich chromium cast iron.
Ceramic particle Fe radicle enhancing composite material is one of the hot spot of domestic and international wear-resistant material research in recent years, reinforced phase
Addition so that composite material has had both the high tenacity of basis material and the high-wearing feature of ceramic particle.Domestic and foreign scholars use outer
After the ZTA ceramic particle preparation added has the precast body of porous shape, it has been made using pressure-free impregnation method using rich chromium cast iron as base
The ZTA of body enhances composite material, passes through ZTA (55~60%ZrO after three-body-abrasion2The wearability of)-rich chromium cast iron is high chromium casting
5.9 times of iron matrix；There is scholar using negative pressure technology of infiltration casting, using SiC ceramic as reinforcement, Q235 steel is successfully prepared for matrix
SiC enhances base steel surface composite material, and Erosive Properties of this composite material under 45 ° of erosion angles are the 4.03 of Q235 steel
Times.
Nowadays it focuses mostly on the preparation method of ceramic particle Fe radicle enhancing composite material in casting infiltration, powder metallurgy
Method, molten liquid forming, in-situ compositing.Deposited in method made above relevant technological parameter during the preparation process it is not easy to control,
Reinforced phase is not enough to be formed that effective metallurgical bonding, metallurgical bonding sector width is limited, there are stomata, slag inclusion etc. are many with metallic matrix
Defect.As previously mentioned, high alloy wear-resistance material has more excellent wear-resisting property, ceramic particle is uniformly such as distributed in it
In, it is prepared into high alloy parent metal ceramic composite, wearability significantly mentions more existing metal ceramic wear-resisting material
It rises.Such composite material will have wide practical use in the industrial production, but can not prepare height using the above method at present
Alloy substrate ceramic-metal composite.
Summary of the invention
In view of the above-mentioned problems, the invention proposes a kind of high alloy parent metal ceramic composite and preparation method thereof,
Its basis material uses high alloy matrix, and reinforced phase is that cermet enhances particle, and preparation method uses temperature programmed control liquid phase
Sintering process.By accurately controlling heating cooling rate, heating temperature, soaking time, while can also be by the thickness of composite layer
Need of work is regulated and controled.Prepared composite material consistency is higher, enhancing phase volume fraction control 10~50% it
Between, liquid-phase sintering powder and enhancing particle blended liquid phase sintering processing, significantly reduce the production cost in preparation process and
Simple process.It is preferably completed by the analysis to structure property, metallurgical interface combination width and mechanical property to preparation process
The optimization of parameter.
The high alloy parent metal ceramic composite for using preparation method of the invention to obtain has high abrasion for one kind
Performance, high service life, excellent mechanical performance and heat-resisting ability can make the wear-resisting career field under adverse circumstances extensively
Scope.
A kind of high alloy parent metal ceramic composite of the invention, matrix are high alloy basis material, and reinforced phase is
Cermet enhances particle；Wherein, by volume, high alloy basis material: cermet enhancing particle=(1~10): 1；
In the high alloy basis material, the mass percent of C element are as follows: 1~8%；The main alloying element for being included
Mass percent be respectively as follows: Ni:0~60%, Mo:0~60%, Cr:0~40%, Mn:0~30%, V:0~20%, Ti:0~
20%, W:0~15%, Nb:0~15%；Trace additives are one or more of B, Si, Zr, Cu, Co, Al and rare earth；
Surplus is Fe and inevitable impurity.
The main alloying element type includes at least 3 kinds or more, and wherein at least has the quality of 2 kinds of main alloying elements
Percentage >=4%.
Gross mass percentage≤2% of trace additives.
The particle size range of the high alloy basis material is 60~400 mesh.
In the high alloy parent metal ceramic composite, the cermet enhancing particle is oxide ceramics
One or more of particle, carbide ceramic particles and/or powder metallurgy mixing, average particle size range be 0.1~
5mm；
The ceramic oxide particle are as follows: white fused alumina particle, Brown Alundum particle or ZrO2-Al2O3In particle (ZTA)
It is one or more of；
The carbide ceramic particles are as follows: WC particle, SiC particulate, TiC particle, VC particle, B4C particle, Mo2C particle,
ZrC particle, Cr3C2Particle or Cr7C3One or more of particle；
The powder metallurgy are as follows: Si3N4One of particle, BN particle, AlN particle or TiN particle are several
Kind.
Wherein, high alloy parent metal ceramic composite prepared by the present invention, reinforced phase cermet enhance particle with
Metallurgical bonding occurs for high alloy matrix, and thickness of interfacial transition zone is 10 μm~1mm.
After tested, the high alloy parent metal ceramic composite prepared with temperature programmed control lqiuid phase sintering method, matrix hardness
>=600HV, preferably 600~1050HV；Interface hardness >=850HV of high alloy matrix and cermet enhancing particle, preferably
For 850~1450HV；Cermet enhances pellet hardness >=1500HV, preferably 1500~2400HV.
High alloy parent metal ceramic composite of the invention be tetragonal body, cylindrical body, six arris cylinders or it is various not
The sintering block of regular shape.
A kind of preparation method of high alloy parent metal ceramic composite of the invention, specifically includes the following steps:
Step 1, the selection and pretreatment of cermet enhancing particle:
(1) according to high alloy parent metal ceramic composite to be prepared, weighing cermet enhances particle；
(2) impurity of removal cermet enhancing particle surface, drying obtain pretreated cermet enhancing
Grain；
Step 2, the preparation of high alloy parent metal ceramic composite
(1) according to the proportion, raw material is weighed, pretreated cermet is enhanced into particle, high alloy basis material, bonding
Agent carries out mixed powder by practical work piece size, is uniformly mixed, obtains mixed material；Wherein, by volume, pretreated
Cermet enhances particle: high alloy basis material=1:(1~10)；
(2) mixed material is put into crucible, then be placed in atmosphere protection stove, using temperature programmed control lqiuid phase sintering method
It is pre-sintered, obtains high abrasion high alloy parent metal ceramic composite, shape can be adjusted according to use demand；
The temperature programmed control lqiuid phase sintering method, specifically: atmosphere protection stove is inert gas atmosphere protection stove, agglomerant
Skill are as follows: be warming up to 800~900 DEG C with 1~10 DEG C/min speed, keep the temperature 30~60min；It is warming up to 1~6 DEG C/min speed
1150~1650 DEG C, keep the temperature 3~20h, later furnace cooling；
High alloy parent metal ceramic composite is prepared by above procedure temperature control lqiuid phase sintering method, can be directly used for work
The wear-resisting field of industry can also promote its performance, for specifying wear parts by subsequent heat treatment.
The subsequent heat treatment, specifically:
Step 3, high alloy parent metal ceramic composite is heat-treated
I: annealing
High temperature diffusion annealing processing, air-cooled, the height after being annealed are carried out to high alloy parent metal ceramic composite
Alloy substrate ceramic-metal composite；Wherein, annealing temperature is 500~1300 DEG C, and annealing time is 8~20h；
II: quenching
High alloy parent metal ceramic composite after annealing is quenched, quenched composite wood is obtained
Material；Wherein, hardening heat is 850~1100 DEG C, and soaking time is 9~20h；
III: tempering
Tempering is carried out to quenched composite material, the high alloy parent metal Ceramic Composite material after being heat-treated
Material；Wherein, tempering temperature is 350~650 DEG C, keeps the temperature 9~20h.
In the step 1 (2), the mode of removal cermet enhancing granule foreign are as follows: cermet is enhanced into particle
It is cleaned, specifically:
Cermet enhancing particle is put into ethyl alcohol and is cleaned, is dried for use after being put into 30~40min of supersonic oscillations,
The average particle size range of ceramic particle is 0.1~5mm.
In the step 2 (1), the binder is waterglass (sodium metasilicate), PVA (polyvinyl alcohol), PAM (poly- third
One or more of acrylamide) or phenolic resin, wherein the total amount of binder is that cermet enhances particle gross mass
5%~15%.
In the step 2 (2), the described inert gas atmosphere protection first to vacuumize, then pass to nitrogen, argon gas,
One or more of hydrogen or decomposition ammonia form oxygen-free atmosphere protection.
A kind of high alloy parent metal ceramic composite of the invention, is obtained using above-mentioned preparation method.
High alloy parent metal ceramic composite of the invention is prepared using temperature programmed control lqiuid phase sintering method, the height of preparation
Alloy substrate ceramic-metal composite, after subsequent heat treatment, wear-resistant material overall performance gets a promotion, and its metal is made pottery
Porcelain reinforced phase and the metallurgical bonding interface of high alloy matrix can reach 10 μm~1mm, high alloy parent metal ceramic composite
The defects of inside is without hole, segregation, crackle.
In high alloy parent metal ceramic composite of the present invention using the preparation of temperature programmed control lqiuid phase sintering method, metal pottery
Porcelain enhances particle and high alloy basis material interface is apparent metallurgical bonding, the generation of end discovery crackle after bulk heat treatmet,
The high alloy parent metal ceramic composite meets the use condition in wear-resistant material field.
High alloy parent metal ceramic composite of the invention is applied to liner plate, roller set, Vertical Mill and particular component or spy
The wear parts of different shape in the wear parts of application, are provided with toughening substrate, the toughening substrate is mild steel or low
Steel alloy.
The mild steel or low-alloy steel, toughness are 15~100J/cm2, be particularly preferred as Q235 steel, 20 steel,
One of 20Cr steel, 40Cr steel, 40CrMo steel, 42CrMoV steel, 40 steel or 45 steel.
High alloy parent metal ceramic composite of the invention is applied to liner plate, roller set, Vertical Mill and particular component or spy
The wear parts of different shape, application method are as follows: preset mild steel block or prefabricated low conjunction are set as using toughening part
For golden bloom body as substrate, workspace is the raw material of the high alloy parent metal ceramic composite of compacting, then common to carry out
Temperature programmed control liquid-phase sintering, then entirety are heat-treated.
A kind of high alloy parent metal ceramic composite of the present invention and preparation method thereof, compared to the prior art, has
Following features:
(1) its preparation process of high alloy parent metal ceramic composite prepared by the present invention it is simple, it is easily operated, be convenient for
Industrialization large-scale production；
(2) reinforced phase cermet enhancing particle and height in high alloy parent metal ceramic composite prepared by the present invention
The ratio of alloy base material be 1:(1~10), can adjust according to actual needs cermet enhancing particle volume fraction with
Enhance area thickness, and cermet enhancing particle is uniformly distributed；
(3) present invention has effectively played the wear-resisting of its basis material using high alloy wear-resistance material as basis material
Property, and it is with the advantages such as technical maturity, cheap；The enhancing for enhancing particle by cermet, can hinder basis material
Plastic deformation, make practical work piece have longer active time；Matrix material ingredients can effectively with cermet enhancing
Grain generates interfacial reaction, has achieved the effect that metallurgical interfaces combine；
(4) present invention prepares high alloy parent metal ceramic composite, cermet enhancing using lqiuid phase sintering method
There is interface width up to 10 μm~1mm between particle and high alloy basis material, produces effective metallurgical bonding area；Same time-histories
Sequence temperature control lqiuid phase sintering method is by temperature control liquid-phase sintering and long-time heat preservation, so that being changed between high alloy matrix and particle
The physicochemical changes such as react, diffusion, flow, crystal grain is grown up, make to come into full contact between particle, in the case where no external pressure,
Capillarity makes Material shrinkage finer and close, and crystallite dimension can adjust control by adjusting the parameter of liquid-phase sintering, just
In optimizing tissue structure, resulting high alloy parent metal ceramic composite sample consistency, elongation percentage are high, can be applied to dislike
Wear-resisting field under bad environment.
(5) interface for the high alloy parent metal ceramic composite that the present invention is prepared by temperature programmed control lqiuid phase sintering method
For metallurgical bonding, after bulk heat treatmet, mechanical performance, the impact flexibility of wearing composite material are promoted, and wearability is to pass
2~10 times of system wear-resistant material, can be widely applied to wear-resistant material field.
(6) its wear areas thickness of high alloy parent metal ceramic composite prepared by the present invention can be adjusted effectively,
Thickness range is (1/10~1) of whole wear-resistant material.
Detailed description of the invention
High alloy parent metal ceramic composite schematic diagram in Fig. 1 embodiment of the present invention；
It (1) is quadrangle high alloy parent metal ceramic composite；
It (2) is cylindrical high alloy parent metal ceramic composite；
It (3) is six arris cylinder high alloy parent metal ceramic composites；
Fig. 2 is the cylindrical high alloy parent metal ceramic composite of 1 middle low carbon steel toughening of the embodiment of the present invention；
Fig. 3 is that the high abrasion in the embodiment of the present invention 2 inlays roller set schematic diagram；Wherein: (a) inlaying roller set for high abrasion and show
It is intended to；(b) outer surface is covered for high abrasion roller inlay block；
Fig. 4 is the wear parts prepared in the embodiment of the present invention 3, wherein the workspace of wear parts is with a thickness of whole thickness
Degree 1/3, workspace are high alloy parent metal ceramic composite；
Fig. 5 is the high abrasion composite liner schematic diagram in the embodiment of the present invention 4；Wherein: (c) is that high abrasion composite liner shows
It is intended to；It (d) is high abrasion composite liner transverse sectional view；
Fig. 6 is the high alloy parent metal ceramic composite high alloy basis material and metal in the embodiment of the present invention 5
The distribution electron probe figure of ceramics enhancing particle；
Fig. 7 is the high alloy parent metal ceramic composite interface SEM figure in the embodiment of the present invention 6.
In attached drawing, 1 is quadrangle high alloy parent metal ceramic composite, and 2 be cylindrical high alloy parent metal pottery
Porcelain composite material, 3 be six arris cylinder high alloy parent metal ceramic composites, and 4 be cylindrical high alloy parent metal pottery
Porcelain composite material, 5 be cylindrical high-toughness metal substrate, and 6 inlay roller set for high abrasion, and 7, which cover outer surface for high abrasion roller, inlays
Block, 8 cover the high alloy parent metal ceramic composite in outer surface mosaic block body running area for high abrasion roller, and 9 be high abrasion
High-alloy metal material in block is inlayed in roller set outer surface, and 10, which cover outer surface for high abrasion roller, inlays high-toughness metal base in block
Bottom, 11 be quadrangle high alloy matrix high alloy parent metal ceramic composite, and 1/3,12 for integral thickness be quadrangle
High-toughness metal substrate, 13 be high abrasion composite liner, and 14 be high alloy parent metal Ceramic Composite in high abrasion composite liner
Material, 15 be the high alloy basis material of high abrasion composite liner, and 16 be the high-toughness metal substrate of high abrasion composite liner.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail.
In following embodiment, high alloy parent metal ceramic composite is tetragonal body, cylindrical body, six arris cylinders or each
The sintering block of kind irregular shape, is shown in Fig. 1, wherein 1 is quadrangle high alloy parent metal ceramic composite, and 2 be cylinder
Shape high alloy parent metal ceramic composite, 3 be six arris cylinder high alloy parent metal ceramic composites.
Embodiment 1
A kind of high alloy parent metal ceramic composite can be used for preparing specific wear parts, the work of wear parts
Area's thickness, i.e. high alloy parent metal ceramic composite thickness are the 3/4 of global facility thickness.
The high alloy parent metal ceramic composite is with cylindrical high-toughness metal substrate 5 for toughening area, work
Make area as cylindrical high alloy parent metal ceramic composite 4；Its structural schematic diagram is shown in Fig. 2.
Wherein, cylindrical high alloy parent metal ceramic composite 4, including cermet enhancing particle and high alloy base
Body material, wherein it is diamantane particle+SiC particulate that cermet, which enhances particle, as reinforced phase, by volume, cermet
Enhance particle: high alloy basis material=1:1.
In the high alloy parent metal ceramic composite, ingredient and each ingredient that high alloy basis material contains
Mass percent are as follows: C:3%, V:1%, Mn:5%, Ti:20%, Nb:2%, Cu:0.1%, surplus are Fe and inevitable
Impurity, partial size be 100 mesh.
In the cermet enhancing particle, white fused alumina particle, chemical component Al2O3: 99wt.% or more contains
A small amount of iron oxide, silica etc. and inevitable impurity；
In the cermet enhancing particle, SiC particulate, average grain diameter 0.1mm.Wherein, in mass ratio, diamantane
Particle: SiC particulate=2:1.
The cylindrical high-toughness metal substrate 5 is Q235 steel, the mass percent of chemical component and each ingredient
Are as follows: C:0.20%, Mn:1.3%, Si:0.2%, P:0.035%, S:0.03%, surplus are iron and inevitable impurity.
A kind of temperature programmed control lqiuid phase sintering method prepares the preparation method of high alloy parent metal ceramic composite, specific to wrap
Include following steps:
Step 1, the selection and pretreatment of cermet enhancing particle:
(1) cermet selected in embodiment 2 enhancing pellet is diamantane particle+SiC particulate, and mass ratio is white
Diamond spar particle: SiC particulate=1:1；
(2) diamantane particle, SiC particulate are put into ethyl alcohol and are cleaned, dried for use after being put into supersonic oscillations 30min,
Its white fused alumina grain diameter is 0.1~0.3mm, its partial size of SiC particulate is 1~3mm；
Step 2, the preparation of high alloy parent metal ceramic composite
(1) according to the proportion, weigh raw material, by pretreated cermet enhance particle diamantane particle+SiC particulate,
It is uniformly mixed with 15% PVA for accounting for ceramic particle gross mass, mixed particle and high alloy basis material are put into mixed powder
Mixed powder is carried out in machine, is uniformly mixed, is obtained mixed material；Wherein, by volume, mixed diamantane particle+SiC
Grain: high alloy powder=1:1；
(2) the toughness substrate masses Q235 steel of cylindrical high-toughness metal substrate 7 is put into the bottom crucible (Φ 60mm × 80mm)
Portion, then the high alloy basis material mixed and cermet enhancing particle are placed on substrate masses top, having peace of mind is placed on atmosphere
In protection stove, atmosphere protection stove is argon atmosphere protection stove, the sintering process of atmosphere protection stove are as follows: with the heating of 10 DEG C/min speed
To 900 DEG C, 60min is kept the temperature；1500 DEG C are warming up to 6 DEG C/min speed, keeps the temperature furnace cooling after 4h, prepared wear-resisting portion
Part is as shown in Figure 2.
Step 3, high alloy parent metal ceramic composite bulk heat treatmet
I: annealing
High temperature diffusion annealing processing, air-cooled, the height after being annealed are carried out to high alloy parent metal ceramic composite
Alloy substrate ceramic-metal composite；Wherein, annealing temperature is 1300 DEG C, annealing time 8h；
II: quenching
High alloy parent metal ceramic composite after annealing is quenched, quenched composite wood is obtained
Material；Wherein, hardening heat is 1100 DEG C, soaking time 12h；
III: tempering
Tempering is carried out to quenched composite material, the high alloy parent metal Ceramic Composite material after being heat-treated
Material；Wherein, tempering temperature is 550 DEG C, keeps the temperature 12h.
After tested, high alloy parent metal ceramic composite matrix hardness 600HV in the above way obtained, Metal Substrate
The interface hardness 850HV of body material and cermet enhancing particle, cermet enhance pellet hardness 1550HV；Toughness substrate
Impact flexibility is 60J/cm2, substrate hardness is 360HV.High alloy parent metal ceramic composite through the method preparation
Whole composite effect is preferable, and the interface width of metallic matrix and cermet enhancing particle is 100 μm, SiC/ steel surface composite wood
Expect that compound layer tissue is SiC particle, steel matrix and graphite, SiC son is evenly distributed, and the formation of this interfacial reaction layer improves
The bond strength of SiC particulate and steel matrix；Diamantane particle dispersion is distributed in matrix, passes through temperature programmed control liquid-phase sintering legal system
In standby composite material, the reactant of white fused alumina particle and steel matrix interface is complicated oxide phase, therefore, wear-resistant material
Wearability and anti-fatigue performance it is good, considerably reduce composite material preparation production cost.
Embodiment 2
A kind of high alloy parent metal ceramic composite is used to prepare high abrasion and inlays roller set, structural schematic diagram
See that Fig. 3 (a), high abrasion inlay roller set workspace, i.e. high abrasion roller set outer surface mosaic block body thickness is that whole high abrasion is inlayed
Roller covers the 1/2 of thickness.
The workspace that the high abrasion inlays roller set 6 is that block 7 is inlayed in high abrasion roller set outer surface；
It includes high alloy parent metal ceramic composite 8, high-alloy metal material that block 7 is inlayed in high abrasion roller set outer surface
Material 9 and high-toughness metal substrate 10；The structural schematic diagram that block 7 is inlayed in high abrasion roller set outer surface is shown in Fig. 3 (b)；
Wherein, the high alloy parent metal ceramic composite 8 in block 7, including gold are inlayed in high abrasion roller set outer surface
Belong to ceramics enhancing particle and high alloy basis material, wherein it is brown diamond spar particle+TiC particle conduct that cermet, which enhances particle,
Reinforced phase, by volume, cermet enhance particle: high alloy basis material=1:2.5.
In the high alloy parent metal ceramic composite, ingredient and each ingredient that high alloy basis material contains
Mass percent are as follows: C:2%, Mo:6%, Cr:40%, Nb:1.0%, rare earth: 1%, surplus be Fe and inevitably it is miscellaneous
Matter.
In the cermet enhancing particle, brown diamond spar particle, chemical component Al2O3: 95wt.% or more contains
A small amount of oxygen, silicon, titanium etc. and inevitable impurity；
In the cermet enhancing particle, TiC particle, average grain diameter is 0.1~0.3mm.Wherein, by quality
Than brown diamond spar particle: TiC particle=2:1.
The mass percent of ingredient and each ingredient that the high-alloy metal material 9 contains are as follows: C:2%, Mo:6%,
Cr:40%, rare earth: 1%, Nb:1.0%, surplus are Fe and inevitable impurity；Its ingredient is the same as high-alloy metal Ceramic Composite
High alloy basis material in material.
The high-toughness metal substrate 10 be 40 steel, the mass percent of chemical component and each ingredient are as follows: C:
0.40%, surplus is iron and inevitable impurity.
A kind of temperature programmed control lqiuid phase sintering method prepares the preparation method of high alloy parent metal ceramic composite, specific to wrap
Include following steps:
Step 1, the selection and pretreatment of cermet enhancing particle:
(1) cermet selected in embodiment 1 enhancing pellet is brown diamond spar particle+TiC particle；
(2) brown diamond spar particle, TiC particle are put into ethyl alcohol and are cleaned, dried for use after being put into supersonic oscillations 35min,
Its brown diamond spar partial size is 1~3mm；TiC particle is 0.1~0.3mm；
Step 2, the preparation of block 7 is inlayed in high abrasion roller set outer surface
(1) according to the proportion, weigh raw material, by pretreated cermet enhance particle palm fibre diamond spar particle+TiC particle,
12% PAM for accounting for cermet enhancing particle gross mass is uniformly mixed, and mixed particle is put with high alloy basis material
Enter and carry out mixed powder in mixed powder machine, is uniformly mixed, obtains mixed material；Wherein, by volume, mixed particle palm fibre diamond spar
Particle+TiC particle: high alloy basis material=1:2.5；
(2) 40 steel of toughness substrate masses of high-toughness metal substrate 10 is put into crucible (special) bottom, by high-alloy metal
9 block of material (in its chemical component and the present embodiment the high alloy basis material of high alloy parent metal ceramic composite 8 at
Split-phase is same) on be placed in the second layer, then mixed high alloy basis material and cermet enhancing particle are placed on top layer, it is steady and sure
It is placed in atmosphere protection stove, atmosphere protection stove is argon atmosphere protection stove, sintering process are as follows: be warming up to 1 DEG C/min speed
860 DEG C, keep the temperature 40min；1650 DEG C are warming up to 2 DEG C/min speed, keeps the temperature furnace cooling after 3.5h, prepared high abrasion
It is shown that such as Fig. 3 (b) of block 7 is inlayed in roller set outer surface.
Step 3,7 bulk heat treatmet of block is inlayed in high abrasion roller set outer surface
I: annealing
Block 7 is inlayed to high abrasion roller set outer surface and carries out high temperature diffusion annealing processing, air-cooled, the height after being annealed is resistance to
Inlay block 7 in grinding roller sleeve outer surface；Wherein, annealing temperature is 1000 DEG C, annealing time 8h；
II: quenching
Block 7 is inlayed to the high abrasion roller set outer surface after annealing to be quenched, and obtains quenched composite material；
Wherein, hardening heat is 850 DEG C, soaking time 10h；
III: tempering
Tempering is carried out to quenched composite material, block is inlayed in the high abrasion roller set outer surface after being heat-treated
7；Wherein, tempering temperature is 400 DEG C, keeps the temperature 10h.
It the resistance to edge roller of height after N number of heat treatment is covered into outer surface inlays block 7 and is embedded in roller and put on, prepare high abrasion and inlay
Roller set 6, as shown in Fig. 3 (a).
After tested, high resistance to edge roller set outer surface in the above way obtained is inlayed in block 7, the high alloy base of workspace
The high alloy matrix hardness 1050HV of body ceramic-metal composite, the boundary of high alloy basis material and cermet enhancing particle
Surface hardness 1450HV, cermet enhance pellet hardness 2000HV；Inlay the gold of the high tenacity in block 7 in high resistance to edge roller set outer surface
The impact flexibility for belonging to substrate 10 is 44J/cm2, high-toughness metal substrate hardness is 390HV.The high roller of resistance to edge through the method preparation
The whole composite effect that block is inlayed in set outer surface is preferable, and the interface width of high alloy matrix and cermet enhancing particle is 90
μm, block is inlayed into its N number of high resistance to edge roller set outer surface and is embedded in wear resistant roll set surface, can effectively improve or extend the fortune of equipment
The row period.
Embodiment 3
A kind of high alloy parent metal ceramic composite, is used to prepare wear parts, the workspace thickness of wear parts,
That is high alloy parent metal ceramic composite thickness is the 1/3 of global facility thickness.
The high alloy parent metal ceramic composite is with quadrangle high-toughness metal substrate 12 for toughening part,
Workspace is set as quadrangle high alloy matrix high alloy parent metal ceramic composite 11；
Wherein, in quadrangle high alloy parent metal ceramic composite 11, including cermet enhancing particle and high conjunction
Golden basis material, wherein it is ZrO that cermet, which enhances particle,2-Al2O3(ZTA), it is used as reinforced phase, by volume, metal pottery
Porcelain enhances particle: high alloy basis material=1:3.
In the high alloy parent metal ceramic composite, ingredient and each ingredient that high alloy basis material contains
Mass percent are as follows: C:2.5%, Mn:30%, Ni:4%, V:1.0%, Ti:1.0%, Si:0.1%, surplus are Fe and not
Evitable impurity, partial size are 200 mesh.
In the cermet enhancing particle, ZrO2-Al2O3Particle (ZTA), chemical component is by mass percentage are as follows:
ZrO2: 40%, Al2O3: 60%.
It is 20 steel that the quadrangle high-toughness metal substrate 12, which is high tenacity substrate, chemical component and each ingredient
Mass percent are as follows: C:0.20%, surplus are iron and inevitable impurity.
A kind of temperature programmed control lqiuid phase sintering method prepares the preparation method of high alloy parent metal ceramic composite, specific to wrap
Include following steps:
Step 1, the selection and pretreatment of cermet enhancing particle:
(1) the cermet enhancing particle of reinforced phase selected in embodiment 1 is ZrO2-Al2O3(ZTA)；
(2) ZTA ceramic particle is put into ethyl alcohol and is cleaned, dried for use after being put into supersonic oscillations 30min, partial size is
3~5mm；
Step 2, the preparation of high alloy parent metal ceramic composite
(1) according to the proportion, raw material is weighed, pretreated cermet is enhanced into particle ZTA and accounts for cermet enhancing
5% waterglass of particle gross mass is uniformly mixed, mixed particle and high alloy basis material be put into mixed powder machine into
The mixed powder of row, is uniformly mixed, obtains mixed material；Wherein, by volume, cermet enhances particle ZTA: Gao He after mixing
Golden basis material=1:3；
(2) 20 steel of quadrangle high-toughness metal substrate masses is put into the bottom crucible (80mm × 80mm × 75mm), then will mixed
High alloy basis material and cermet enhancing particle after conjunction are placed on substrate masses top, and having peace of mind is placed in atmosphere protection stove,
Atmosphere protection stove is argon atmosphere protection, sintering process are as follows: is warming up to 800 DEG C with 8 DEG C/min speed, keeps the temperature 30min；With 4 DEG C/
Min speed is warming up to 1450 DEG C, keeps the temperature furnace cooling after 3h, and prepared wear parts are as shown in Figure 4.
Step 3, the bulk heat treatmet of high alloy parent metal ceramic composite
I: annealing
High temperature diffusion annealing processing, air-cooled, the height after being annealed are carried out to high alloy parent metal ceramic composite
Alloy substrate ceramic-metal composite；Wherein, annealing temperature is 500 DEG C, annealing time 20h；
II: quenching
High alloy parent metal ceramic composite after annealing is quenched, quenched composite wood is obtained
Material；Wherein, hardening heat is 900 DEG C, soaking time 20h；
III: tempering
Tempering is carried out to quenched composite material, the high alloy parent metal Ceramic Composite material after being heat-treated
Material；Wherein, tempering temperature is 650 DEG C, keeps the temperature 10h.
After tested, high alloy parent metal ceramic composite matrix hardness 1000HV in the above way obtained, metal
The interface hardness 1250HV of basis material and ceramic particle, ceramic particle hardness 1500HV；The impact flexibility of toughness substrate is
40J/cm2, substrate hardness is 400HV.The compound effect of entirety of high alloy parent metal ceramic composite through the method preparation
Fruit is preferable, and the metallurgical transition region thickness at enhancing particle and metallic matrix interface is 10 μm, can be used for the wear-resisting portion of appointed part
Part improves or extends the cycle of operation of equipment.
Embodiment 4
A kind of high alloy parent metal ceramic composite is used for high abrasion composite liner, the work of high abrasion composite liner
Make area's thickness, i.e. high alloy parent metal ceramic composite is the 1/2 of whole high abrasion composite liner.
The high abrasion composite liner 13 includes high alloy parent metal ceramic composite 14, high-alloy metal material
15 and high tenacity substrate 16, high abrasion composite liner 13 is such as shown in Fig. 5 (c), shown in transverse sectional view such as Fig. 5 (d)；
Wherein, high alloy parent metal ceramic composite 14 includes cermet enhancing particle and high alloy matrix powder
End；Wherein, cermet enhances particle, and specifically using ZrC particle as reinforced phase, by volume, cermet enhances particle: high
Alloy base material=1:3.
In the high alloy parent metal ceramic composite, ingredient and each ingredient that high alloy basis material contains
Mass percent are as follows: C:1%, Mo:60%, Ni:1%, Nb:5.0%, Co:1%, surplus be Fe and inevitable impurity.
The cermet enhancing particle is ZrC particle, and particle is prepared using powder metallurgic method.
The quality percentage of ingredient and each ingredient that the high-alloy metal material 15 of the high abrasion composite liner contains
Than are as follows: C:1%, Mo:60%, Ni:1%, Co:1%, Nb:5.0%, surplus are Fe and inevitable impurity, and ingredient is the same as high
High alloy powder in alloy substrate ceramic-metal composite.
The high tenacity substrate 16 is 45 steel, the mass percent of chemical component and each ingredient are as follows: C:0.45%,
Surplus is iron and inevitable impurity.
A kind of preparation method of the high alloy parent metal ceramic composite of temperature programmed control lqiuid phase sintering method preparation, specifically
The following steps are included:
Step 1, the selection and pretreatment of cermet enhancing particle:
(1) cermet selected in embodiment 4 enhancing pellet is ZrC particle；
(2) ZrC particle being put into ethyl alcohol and is cleaned, be put into after supersonic oscillations 40min and dry stand-by, partial size is 2~
3mm；
Step 2, the preparation of high abrasion composite liner
(1) according to the proportion, raw material is weighed, pretreated cermet is enhanced into particle ZrC particle and accounts for cermet
The 13% Fen Chuo resin for enhancing particle gross mass is uniformly mixed, and mixed particle and high alloy basis material are put into mixed powder
Mixed powder is carried out in machine, is uniformly mixed, is obtained mixed material；Wherein, by volume, mixed ZrC particle: high alloy base
Body material=1:3；
(2) 45 steel of toughness substrate masses of high-toughness metal substrate 16 is put into crucible (special) bottom, by high-alloy metal
15 block of material (high alloy matrix material of its chemical component with the high alloy parent metal ceramic composite 14 in the present embodiment
Material) on be placed in the second layer, then mixed high alloy basis material and cermet enhancing particle are placed on top layer, steady and sure postposition
In atmosphere protection stove, atmosphere protection stove is argon atmosphere protection stove, sintering process are as follows: be warming up to 800 with 8 DEG C/min speed
DEG C, keep the temperature 30min；1150 DEG C are warming up to 1 DEG C/min speed, keeps the temperature furnace cooling after 20h, prepared high abrasion is compound
Shown in liner plate cross-sectional view such as Fig. 5 (d).
Step 3, high abrasion composite liner bulk heat treatmet
I: annealing
High temperature diffusion annealing processing, air-cooled, the high abrasion composite liner after being annealed are carried out to high abrasion composite liner；
Wherein, annealing temperature is 1200 DEG C, annealing time 9h；
II: quenching
High abrasion composite liner after annealing is quenched, quenched composite material is obtained；Wherein, quenching temperature
Degree is 900 DEG C, soaking time 10h；
III: tempering
Tempering is carried out to quenched composite material, the high abrasion composite liner after being heat-treated；Wherein, it is tempered
Temperature is 350 DEG C, keeps the temperature 10h.
High abrasion composite liner schematic diagram such as figure after heat treatment is as shown in Fig. 5 (c).
After tested, in high abrasion composite liner in the above way obtained, the high alloy parent metal ceramics of workspace
In composite material, high alloy basis material hardness 900HV, the interface hardness of high alloy basis material and cermet enhancing particle
1450HV, cermet enhance pellet hardness 2400HV；The impact flexibility of the ductile metal substrate 16 of high abrasion composite liner is
45J/cm2, substrate hardness is 410HV.The high abrasion composite liner entirety composite effect prepared through the method is preferable, high alloy base
The interface width of body and cermet enhancing particle is 92 μm.Such backing surface is compounded with the wear-resisting of one layer of ceramic particle composition
Hard-phase particles are filled with high alloy matrix, the wearability of the existing ceramic particle of composite material between particle, and have matrix gold concurrently
The plasticity of category, hard phase are not easily to fall off.The high abrasion composite liner of the method preparation, wearability are the 3 of conventional metals liner plate
~5 times.
Embodiment 5
A kind of high alloy parent metal ceramic composite, is used to prepare wear parts, the workspace thickness of wear parts,
That is high alloy parent metal ceramic composite thickness is the 1/10 of whole wear parts.
The high alloy parent metal ceramic composite is provided with using high-toughness metal substrate as toughening part
High alloy parent metal ceramic composite；
The high alloy parent metal ceramic composite includes that cermet enhances particle and high alloy basis material,
Cermet enhances particle, and specifically using WC particle as reinforced phase, by volume, cermet enhances particle: high alloy matrix
Material=1:8.
In the high alloy parent metal ceramic composite, ingredient and each ingredient that high alloy basis material contains
Mass percent are as follows: C:1.5%, W:5%, Ni:60%, Mn:2%, Al:2%, surplus be Fe and inevitable impurity.
WC particle in the high alloy parent metal ceramic composite is tungsten-cobalt series hard alloy (WC+Co),
Chemical component is by weight percentage are as follows: WC:94%, Co:6.0%.
The high-toughness metal substrate be 45 steel, the mass percent of chemical component and each ingredient are as follows: C:
0.45%, surplus is iron and inevitable impurity.
A kind of preparation method of the high alloy parent metal ceramic composite of temperature programmed control lqiuid phase sintering method preparation, specifically
The following steps are included:
Step 1, the selection and pretreatment of cermet enhancing particle:
(1) enhancing phase ceramics pellet selected in embodiment 5 is WC particle；
(2) WC particle being put into ethyl alcohol and is cleaned, be put into after supersonic oscillations 35min and dry stand-by, partial size is 3.5~
4.5mm；
Step 2, the preparation of high alloy parent metal ceramic composite
(1) according to the proportion, raw material is weighed, pretreated cermet is enhanced into particle WC particle, accounts for cermet increasing
14% Fen Chuo resin of strong particle gross mass is uniformly mixed, and mixed particle and high alloy basis material are put into mixed powder machine
In carry out mixed powder, be uniformly mixed, obtain mixed material；Wherein, by volume, mixed WC particle: high alloy matrix
Material=1:8；
(2) 45 steel of high tenacity substrate masses is put into the bottom crucible (60 × 70mm of φ), then the high alloy matrix that will be mixed
Material and cermet enhancing particle are placed on substrate low-carbon bloom, and having peace of mind is placed in atmosphere protection stove, and atmosphere protection stove is
Argon atmosphere protection stove, sintering process are as follows: be warming up to 800 DEG C with 8 DEG C/min speed, keep the temperature 30min；With 4 DEG C/min speed liter
Temperature keeps the temperature 3h to 1150 DEG C；Furnace cooling after being cooled to 1260 DEG C with 4 DEG C/min speed.
Step 3, high alloy parent metal ceramic composite bulk heat treatmet
I: annealing
High temperature diffusion annealing processing, air-cooled, the height after being annealed are carried out to high alloy parent metal ceramic composite
Alloy substrate ceramic-metal composite；Wherein, annealing temperature is 1000 DEG C, annealing time 8h；
II: quenching
High alloy parent metal ceramic composite after annealing is quenched, quenched composite wood is obtained
Material；Wherein, hardening heat is 850 DEG C, soaking time 9h；
III: tempering
Tempering is carried out to quenched composite material, the high alloy parent metal Ceramic Composite material after being heat-treated
Material；Wherein, tempering temperature is 350 DEG C, keeps the temperature 9h.
After tested, the high alloy matrix hardness of high alloy parent metal ceramic composite in the above way obtained
860HV, the interface hardness 920HV of metal matrix material and cermet enhancing particle, cermet enhance pellet hardness
1100HV；The impact flexibility of high-toughness metal substrate is 46J/cm2, substrate hardness is 408HV.High alloy manufactured in the present embodiment
Distribution electron probe figure such as Fig. 6 institute of high alloy basis material and cermet enhancing particle in parent metal ceramic composite
Show, through the method prepare high alloy parent metal ceramic composite entirety composite effect it is preferable, WC particle local dissolution in
Steel matrix increases the C content and alloying process of steel matrix, improves the toughness of steel matrix, in addition the dissolution meeting of WC particle
The corner angle of WC grain are passivated, is conducive to reduce WC grain and the stress of steel matrix interface is concentrated.It is wrapped in around WC particle
The black stripe of one circle Fe3W3C, not only increases the bond strength of phase interface and the toughness of material, high alloy category matrix with
The interface width that WC ceramics enhance particle is 1mm, can be used for the wear parts of appointed part, improves or extend the operation week of equipment
Phase is, it can be achieved that industrialized production.
Embodiment 6
A kind of high alloy parent metal ceramic composite, with embodiment 1, the difference is that, high alloy parent metal
In ceramic composite, cermet enhances particle and uses VC+B4C+TiN particle is as reinforced phase (VC:B in mass ratio4C:TiN
For 1:1:1).
In the high alloy parent metal ceramic composite, by volume, cermet enhances particle: high alloy base
Body material=1:5.
In the high alloy parent metal ceramic composite, ingredient and each ingredient that high alloy basis material contains
Mass percent are as follows: C:1%, Mn:10%, Cr:1%, V:0.3%, Nb:15%, Zr:0.2%, surplus are that Fe and can not keep away
The impurity exempted from.
With embodiment 1, pretreated cermet is enhanced particle VC+B by difference4C+TiN particle and account for gold
15% PVA for belonging to ceramics enhancing particle gross mass is uniformly mixed, and mixed particle is put into mixed with high alloy basis material
Mixed powder is carried out in powder machine, is uniformly mixed, is obtained mixed material；Wherein, by volume, mixed VC+B4C+TiN
Grain: high alloy basis material=1:3.
With embodiment 1, difference, good cermet enhancing pellet and high alloy basis material are put into atmosphere after mixing
High alloy parent metal ceramic composite is obtained after being sintered in protection stove, is not necessarily to subsequent heat treatment.
The SEM figure of high alloy parent metal ceramic composite interface topography manufactured in the present embodiment is as shown in Figure 7.Through this
The high alloy parent metal ceramic composite entirety composite effect of method preparation is preferable, and high alloy category matrix and cermet increase
The interface width of strong particle is 50 μm, can be used for the wear parts of appointed part, improves or extend the cycle of operation of equipment, can be real
Existing industrialized production.
Embodiment 7
A kind of high alloy parent metal ceramic composite, with embodiment 2, the difference is that, high alloy parent metal
In ceramic composite, cermet enhances particle and uses Mo2C+Cr3C2+ BN particle is as reinforced phase (Mo in mass ratio2C:
Cr3C2: BN 1:1:1).
In the high alloy parent metal ceramic composite, by volume, cermet enhances particle: high alloy base
Body material=1:3.
The high alloy parent metal ceramic composite, ingredient that high alloy basis material contains and each ingredient
Mass percent is respectively as follows: C:8%, Mn:1%, Cr:4%, W:15%, Ti:1%, B:1.5%, and surplus is for Fe and unavoidably
Impurity.
With embodiment 2, pretreated reinforced phase cermet is enhanced particle Mo by difference2C+Cr3C2+ BN
Grain, 15% PVA for accounting for cermet enhancing particle gross mass are uniformly mixed, mixed particle and high alloy basis material
It is put into mixed powder machine and carries out mixed powder, be uniformly mixed, obtain mixed material；Wherein, by volume, mixed Mo2C+
Cr3C2+ BN: high alloy basis material=1:2.
With embodiment 2, difference, good cermet enhancing particle and high alloy basis material are put into atmosphere after mixing
High alloy parent metal ceramic composite is obtained after being sintered in protection stove, is not necessarily to subsequent heat treatment.
Embodiment 8
A kind of high alloy parent metal ceramic composite, with embodiment 2, the difference is that, high alloy parent metal
In ceramic composite, cermet enhances particle and uses Si3N4+Cr7C3+ AlN particle is as reinforced phase (Si in mass ratio3N4:
Cr7C3: AlN 1:1:1).
In the high alloy parent metal ceramic composite, by volume, cermet enhances particle: high alloy base
Body material=1:2.
In the high alloy parent metal ceramic composite, ingredient and each ingredient that high alloy basis material contains
Mass percent be respectively as follows: C:2%, V:20%, Cr:2%, W:1%, Ti:6%, Al:1.5%, surplus is Fe and can not keep away
The impurity exempted from.
With embodiment 2, pretreated reinforced phase cermet is enhanced particle Si by difference3N4+Cr7C3+ AlN
Grain, 10% waterglass for accounting for cermet enhancing particle gross mass are uniformly mixed, mixed particle and high alloy matrix
Material, which is put into mixed powder machine, carries out mixed powder, is uniformly mixed, obtains mixed material；Wherein, by volume, mixed Si3N4
+Cr7C3+ AlN: high alloy basis material=1:2.
With embodiment 2, difference, good cermet enhancing particle and high alloy basis material are put into atmosphere after mixing
High alloy parent metal ceramic composite is obtained after being sintered in protection stove, is not necessarily to subsequent heat treatment.
Claims (11)
1. a kind of high alloy parent metal ceramic composite, which is characterized in that the high alloy parent metal ceramic composite,
Matrix is high alloy basis material, and reinforced phase is that cermet enhances particle；Wherein, by volume, high alloy basis material: gold
Category ceramics enhancing particle=(1~10): 1；
In the high alloy basis material, the mass percent of C element are as follows: 1~8%；The main alloying element quality for being included
Percentage be respectively as follows: Ni:0~60%, Mo:0~60%, Cr:0~40%, Mn:0~30%, V:0~20%, Ti:0~
20%, W:0~15%, Nb:0~15%；Trace additives are one or more of B, Si, Zr, Cu, Co, Al and rare earth；
Surplus is Fe and inevitable impurity；
The main alloying element type includes at least 3 kinds or more, and wherein at least has the quality percentage of 2 kinds of main alloying elements
Than >=4%；
Gross mass percentage≤2% of trace additives.
2. high alloy parent metal ceramic composite as described in claim 1, which is characterized in that the high alloy matrix
The particle size range of material is 60~400 mesh.
3. high alloy parent metal ceramic composite as described in claim 1, which is characterized in that the high alloy matrix
In ceramic-metal composite, the cermet enhancing particle is ceramic oxide particle, carbide ceramic particles or nitrogen
The mixing of one or more of compound ceramic particle, average particle size range are 0.1~5mm；
The ceramic oxide particle are as follows: white fused alumina particle, Brown Alundum particle or ZrO2-Al2O3One of particle (ZTA)
Or it is several；
The carbide ceramic particles are as follows: WC particle, SiC particulate, TiC particle, VC particle, B4C particle, Mo2C particle, ZrC
Particle, Cr3C2Particle or Cr7C3One or more of particle；
The powder metallurgy are as follows: Si3N4One or more of particle, BN particle, AlN particle or TiN particle.
4. high alloy parent metal ceramic composite as described in claim 1, which is characterized in that the high alloy matrix of preparation
Ceramic-metal composite, reinforced phase cermet enhances particle and metallurgical bonding, interfacial transition zone occur for high alloy matrix
With a thickness of 10 μm~1mm.
5. high alloy parent metal ceramic composite as described in claim 1, which is characterized in that the high alloy matrix of preparation
Ceramic-metal composite, matrix hardness >=600HV；The interface hardness of high alloy matrix and cermet enhancing particle >=
850HV；Cermet enhances pellet hardness >=1500HV.
6. high alloy parent metal ceramic composite as described in claim 1, which is characterized in that high alloy parent metal pottery
Porcelain composite material is the sintering block of tetragonal body, cylindrical body, six arris cylinders or various irregular shapes.
7. the preparation method of the high alloy parent metal ceramic composite as described in claim 1~6 any one, feature
It is, comprising the following steps:
Step 1, the selection and pretreatment of cermet enhancing particle:
(1) according to high alloy parent metal ceramic composite to be prepared, weighing cermet enhances particle；
(2) impurity of removal cermet enhancing particle surface, drying obtain pretreated cermet enhancing particle；
Step 2, the preparation of high alloy parent metal ceramic composite
(1) according to the proportion, raw material is weighed, pretreated cermet is enhanced into particle, high alloy basis material, binder,
Mixed powder is carried out by practical work piece size, is uniformly mixed, obtains mixed material；Wherein, by volume, pretreated metal
Ceramics enhancing particle: high alloy basis material=1:(1~10)；
(2) mixed material is put into crucible after having peace of mind, then be placed in atmosphere protection stove, using temperature programmed control liquid-phase sintering
Method is pre-sintered, and high abrasion high alloy parent metal ceramic composite is obtained, and shape can be adjusted according to use demand；
The temperature programmed control lqiuid phase sintering method, specifically: atmosphere protection stove is inert gas atmosphere protection stove, sintering process
Are as follows: 800~900 DEG C are warming up to 1~10 DEG C/min speed, keeps the temperature 30~60min；1150 are warming up to 1~6 DEG C/min speed
~1650 DEG C, keep the temperature furnace cooling after 3~20h；
The high alloy parent metal ceramic composite directly obtained is prepared using above procedure temperature control lqiuid phase sintering method, it can be direct
For the wear-resisting field of industry, its performance can also be promoted by subsequent heat treatment, for specifying wear parts；
The subsequent heat treatment specifically:
Step 3, high alloy parent metal ceramic composite is heat-treated
I: annealing
High temperature diffusion annealing processing, air-cooled, the high alloy after being annealed are carried out to high alloy parent metal ceramic composite
Parent metal ceramic composite；Wherein, annealing temperature is 500~1300 DEG C, and annealing time is 8~20h；
II: quenching
High alloy parent metal ceramic composite after annealing is quenched, quenched composite material is obtained；Its
In, hardening heat is 850~1100 DEG C, and soaking time is 9~20h；
III: tempering
Tempering is carried out to quenched composite material, the high alloy parent metal ceramic composite after being heat-treated；
Wherein, tempering temperature is 350~650 DEG C, keeps the temperature 9~20h.
8. the preparation method of high alloy parent metal ceramic composite as claimed in claim 7, which is characterized in that described
In step 1 (2), the mode of removal cermet enhancing granule foreign are as follows: clean cermet enhancing particle, specifically
Are as follows:
Cermet enhancing particle is put into ethyl alcohol and is cleaned, dries stand-by, ceramics after being put into 30~40min of supersonic oscillations
The average particle size range of particle is 0.1~5mm.
9. the preparation method of high alloy parent metal ceramic composite as claimed in claim 7, which is characterized in that described
In step 2 (1), the binder is one or more of waterglass, PVA, PAM or phenolic resin, wherein binder
Total amount is that cermet enhances the 5%~15% of particle gross mass.
10. the application of the high alloy parent metal ceramic composite as described in any one of claim 1~6, feature
It is, high alloy parent metal ceramic composite, applied to the resistance to of liner plate, roller set, Vertical Mill and particular component or special shape
Component is ground, in the wear parts applied, is provided with toughening substrate, the toughening substrate is mild steel or low-alloy steel；
The mild steel or low-alloy steel, toughness are 15~100J/cm2, be particularly preferred as Q235 steel, 20 steel, 20Cr steel,
One of 40Cr steel, 40CrMo steel, 42CrMoV steel, 40 steel or 45 steel.
11. the application of high alloy parent metal ceramic composite as claimed in claim 10, which is characterized in that high alloy base
Body ceramic-metal composite is applied to the wear parts of liner plate, roller set, Vertical Mill and particular component or special shape, application side
Method are as follows: preset mild steel block or prefabricated low-alloy steel block are set as substrate using toughening part, workspace is
The raw material of the high alloy parent metal ceramic composite of compacting, then carries out temperature programmed control liquid-phase sintering jointly, then it is whole into
Row heat treatment.
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| WO2020147205A1 (en) * | 2019-01-15 | 2020-07-23 | 中南大学 | Method for preparing metal material or metal composite material |
| JP2022517021A (en) * | 2019-01-15 | 2022-03-03 | 中南大学 | Method of preparing metal material or metal composite material |
| JP7164906B2 (en) | 2019-01-15 | 2022-11-02 | 中南大学 | METHOD FOR PREPARATION OF METAL MATERIAL OR METAL COMPOSITE MATERIAL |
| CN110499482A (en) * | 2019-10-11 | 2019-11-26 | 辽宁工业大学 | A kind of high-temperature heat treatment method of nickel based metal alloy powder |
| CN111187938A (en) * | 2020-02-18 | 2020-05-22 | 北京科技大学广州新材料研究院 | TiC-alloy steel composite material and preparation method thereof |
| CN111187938B (en) * | 2020-02-18 | 2021-07-13 | 北京科技大学广州新材料研究院 | TiC-alloy steel composite material and preparation method thereof |
| CN111254307A (en) * | 2020-03-12 | 2020-06-09 | 岳阳市金扶羊新材料技术有限公司 | Metal ceramic composite wear-resistant material and preparation method thereof |
| CN112375952A (en) * | 2020-03-20 | 2021-02-19 | 湖北中烟工业有限责任公司 | Metal-based composite material heating body and preparation method thereof |
| CN113584382A (en) * | 2021-07-06 | 2021-11-02 | 广东省科学院新材料研究所 | Iron-based ceramic composite material and preparation method and application thereof |
| CN113714504A (en) * | 2021-08-31 | 2021-11-30 | 东北大学 | Wear-resistant block with controllable metal matrix shrinkage rate and preparation device, method and application thereof |
| RU2815374C1 (en) * | 2023-01-11 | 2024-03-13 | Общество с ограниченной ответственностью "Сибирский Завод Магистрального Оборудования" (ООО "СЗМО") | Composite alloy and method of its manufacture |
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