CN106868377A - High-strength Mo nickel boron ternary boride material and its making preparation method - Google Patents
High-strength Mo nickel boron ternary boride material and its making preparation method Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/14—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on borides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F3/15—Hot isostatic pressing
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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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1068—Making hard metals based on borides, carbides, nitrides, oxides or silicides
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/005—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides comprising a particular metallic binder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
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Abstract
The invention discloses a kind of high-strength Mo nickel boron ternary boride material and preparation method thereof, its constituent content percentage is：Boron 3~6%, molybdenum 35~55%；Chromium 1~8%, carbon 0.2~0.8%, vanadium 0.5~4%, niobium 1~4%, tungsten 0.5~5%, cerium 0.1~1%, manganese 1~3%, the content of nickel is surplus.The manufacture craft of the preparation method that the present invention is provided is simple, and mechanical ball powder-grinding is replaced with powder by atomization, and the generation of segregation is reduced in subsequent forming, improves Fracture of Material, and by HIP HIP sinterings, obtain the Mo of the high intensity of dense structure2NiB2Base metal-ceramic material.The present invention provide high-strength Mo nickel boron ternary boride material formula design science, rationally, possess high-melting-point, high rigidity, high abrasion corrosion resistance, can be used as exotic material, resistant material, high-abrasive material and superhard material, good combination property.
Description
Technical field
The invention belongs to molybdenum nickel boron ternary boride field of material technology, and in particular to a kind of high-strength Mo nickel boron ternary boron
Compound material and its making preparation method.
Background technology
With continuing to develop for new and high technology, the requirement to material property is more and more high.Metal alloy compositions are in tender feeling high
There is intensity toughness and thermal conductivity high and good under condition, but inoxidizability is poor at high temperature, so as to limit it in high temperature
Under use.Because ceramic material has good high-melting-point, high rigidity, high-wearing feature and improved corrosion performance, its density is
The 3/5 of conventional rigid alloy, is kind of a hard material for great development prospect, the wherein hardness of ternary boride cement phase
It is high, fracture toughness is high, wearability is high, good corrosion resistance and thermal coefficient of expansion and steel are close, with very excellent performance, being ought
One of emphasis problem of preceding research.
At present, the country is to Mo2NiB2Surface ceramic coat being applied to Ternary Boride Base Cermets, using vacuum liquid more
Phase sintering method, solid reaction process, discharge plasma sintering method or Argon arc cladding method, by cermet cladding in base material metal table
Face, so that obtaining, wearability is high, good corrosion resistance product, but the component surface for being coated on complicated shape is restricted.
The powder of above-mentioned several method is prepared and typically uses ball mill crushing, mechanical mixture, chemical reaction is produced in sintering process and is obtained
Ternary Boride Base Cermets.Wherein there is labour intensity greatly in mechanical ball mill mixing milling method, and noise is big, and the cycle is long, powder
The oxidizable shortcoming in end, during easily produce dust, heavy metal dusts produce greatly injury to health.Mechanical mixture
The powder for obtaining is mixture, easily produces segregation, and various skewness after sinter molding, will influence the continuity of material,
The defects such as hole crackle are also easy to produce, if face coat, its bond strength is poor.
The content of the invention
For above-mentioned deficiency, one of the object of the invention is, there is provided one kind is easily achieved, and high-melting-point, high rigidity, height are resistance to
Mill, good corrosion resistance, the good high-strength Mo nickel boron ternary boride material of combination property.
The two of the object of the invention are, there is provided a kind of preparation side for making above-mentioned high-strength Mo nickel boron ternary boride material
Method, the manufacture craft of the preparation method is simple, it is easy to accomplish, high-strength Mo nickel boron ternary boride material can be quickly produced,
Production efficiency is high.
To achieve the above object, technical scheme provided by the present invention is：A kind of high-strength Mo nickel boron ternary boride material
Expect, its constituent content percentage is：The content of boron is 3~6%, and the content of molybdenum is 35~55%；The content of chromium is 1~8%, carbon
Content be 0.2~0.8%, the content of vanadium is 0.5~4%, and the content of niobium is 1~4%, the content of tungsten is 0.5~5%, and cerium contains
It is 0.1~1% to measure, and the content of manganese is 1~3%, and the content of nickel is surplus.
A kind of preparation method for making above-mentioned high-strength Mo nickel boron ternary boride material, it is comprised the following steps：
（1）Dispensing：Each element and its mass percent are as follows：The content of boron is 3~6%, and the content of molybdenum is 35~55%；Chromium contains
It is 1~8% to measure, and the content of carbon is 0.2~0.8%, and the content of vanadium is 0.5~4%, and the content of niobium is 1~4%, and the content of tungsten is 0.5
~5%, the content of cerium is 0.1~1%, and the content of manganese is 1~3%, and the content of nickel is surplus；
（2）Melting：Above-mentioned dispensing is put into vacuum melting, smelting time at least 1.5h, smelting temperature is 1800~2000 DEG C,
Mo is generated in fusion process2NiB2Hard phase, it is homogenized by magnetic agitation；
（3）Atomization：Subsequently into aerosolization, aerosolization 2.5~10Mpa of pressure, rushing in high speed and high pressure air-flow in atomization process
Hit down, form the Mo of cladded type2NiB2Base ternary boride cement powder；
Or subsequently into water atomization operation, water atomization pressure 18-25Mpa, in atomization process under the impact of high speed and high pressure liquid stream,
Form the Mo of cladded type2NiB2Base ternary boride cement powder；
（4）Analysis：To above-mentioned Mo2NiB2Base ternary boride cement powder is sieved and grain size analysis；
（5）HIP sintering：The Mo of tissue height densification, high intensity is generated by HIP HIP sinterings2NiB2Base Metal
Ceramic material.
As a modification of the present invention, the step（5）Specifically include following steps：
（5.1）Make jacket：According to material requested specifications design jacket structure, jacket through over cleaning, weld, hunt leak it is qualified
Rear can be used；
（5.2）Dress powder jolt ramming：The jacket for detecting qualified is entered into luggage powder and jolt ramming, powder is loaded into jacket from evacuation tube, and put
Vibrate on a vibration table, make powder densification；Powder must be attached to evacuation tube bottom, to ensure to fill；
（5.3）Jacket is vacuumized：Jacket to filling powder carries out vacuumize process, and vacuum pressure must be up to 10-4Pa, then
After burning red evacuation tube, flat pinch off evacuation tube is pressed from both sides immediately seals jacket；
（5.4）HIP sintering：By jacket shove charge, and with the speed heat temperature raising of 3~12 DEG C/min, reached to sintering temperature
1200~1450 DEG C, 80~200MPa of sintering pressure is incubated 30~60min, then furnace cooling；
（5.5）Post processing：Stress relief annealing process is done after coming out of the stove, after removal jacket, that is, high compactness high intensity is obtained
Mo2FeB2Based ceramic metal.
Beneficial effects of the present invention are：The present invention provides the formula design department of high-strength Mo nickel boron ternary boride material
, reasonable, Mo2NiB2The basis of based ceramic metal is hard phase Mo2NiB2With Binder Phase Ni, Mo2NiB2Crystal structure
It is orthorhombic system, tetragonal system is changed into after adding appropriate Cr, V, crystal grain occurs inhomogeneities growth in liquid sintering process
Phenomenon, and sharp comer is produced, cause hard phase crystal grain poor with the associativity of metallic binding phase, it is unfavorable for cermet obdurability
Raising.To improve its combination property, in right amount add W, Cr, etc. element.W, Cr element are present in hard phase and Binder Phase simultaneously
In, Mo can be improved in hard phase2NiB2The institutional framework and performance of based ceramic metal；Be conducive to improving alloy in Binder Phase
Corrosion resistance.Addition appropriate Ce, V, Cr3C2, Nb can significantly inhibit growing up for crystal grain.To reduce Mo2NiB2Base Metal is made pottery
Oxygen content in porcelain, adds appropriate C element reduction, and CO discharges are generated in sintering process.In terms of powder preparation, to be atomized system
Powder replaces mechanical ball powder-grinding, it is to avoid the deficiency that mechanical ball powder-grinding is present, and powder by atomization has that environmental pollution is small, powder ball
Shape degree is high, oxygen content is low and the advantages of big cooldown rate.Due to powder by atomization obtain be cladded type Mo2NiB2Base Metal
Ceramic powders, reduce the generation of segregation in subsequent forming, improve Fracture of Material.In terms of shaping, mechanical ball grinds
Powder is most to be based on surface-coating technology, and Mo is formed in sintering process2NiB2Based ceramic metal, and integral material is Mo2NiB2Base
The parts of cermet are little.Using powder by atomization, can be not only molded using normal sintering, obtain Mo2NiB2Based ceramic metal
Coating；By HIP HIP sinterings, the Mo of the high intensity of dense structure is obtained2NiB2Base metal-ceramic material.By difference
Jacket design, sinter all size section bar or blank, expanded Mo2NiB2The application surface of based ceramic metal.Using this hair
The Mo of bright preparation2NiB2Base metal-ceramic material, possesses high-melting-point, high rigidity, high abrasion corrosion resistance, can be used as high temperature resistant material
Material, resistant material, high-abrasive material and superhard material, good combination property.
With reference to embodiment, the invention will be further described.
Specific embodiment
Embodiment 1：A kind of high-strength Mo nickel boron ternary boride material that the present embodiment is provided, its constituent content percentage
Than for：Boron（B）Content be 3%, molybdenum（Mo）Content be 40%；Chromium（Cr）Content be 8%, carbon（C）Content be 0.2%, vanadium
(V) content is 3%, and the content of niobium (Nb) is 4%, and the content of tungsten (W) is 0.5%, and the content of cerium (Ce) is 0.3%, manganese (Mn)
Content is 3%, and the content of nickel (Ni) is 38%.Mo2NiB2The basis of based ceramic metal is hard phase Mo2NiB2With Binder Phase
Ni, Mo2NiB2Crystal structure be orthorhombic system, be changed into tetragonal system after adding appropriate Cr, V, it is brilliant in liquid sintering process
There is inhomogeneities growth phenomenon in grain, and produce sharp comer, cause hard phase crystal grain poor with the associativity of metallic binding phase, no
Beneficial to the raising of cermet obdurability.To improve its combination property, in right amount add W, Cr, etc. element.W, Cr element are deposited simultaneously
It is in hard phase and Binder Phase, Mo to be improved in hard phase2NiB2The institutional framework and performance of based ceramic metal；Bonding
Be conducive to improving the corrosion resistance of alloy in phase.Addition appropriate Ce, V, Cr3C2, Nb can significantly inhibit growing up for crystal grain.It is drop
Low Mo2NiB2Oxygen content in based ceramic metal, adds appropriate C element reduction, and CO discharges are generated in sintering process.
A kind of preparation method for making above-mentioned high-strength Mo nickel boron ternary boride material, it is comprised the following steps：
（1）Dispensing：Each element and its mass percent are as follows：Boron（B）Content be 3%, molybdenum（Mo）Content be 40%；Chromium（Cr）
Content be 8%, carbon（C）Content be 0.2%, the content of vanadium (V) is 3%, and the content of niobium (Nb) is 4%, and the content of tungsten (W) is
0.5%, the content of cerium (Ce) is 0.3%, and the content of manganese (Mn) is 3%, and the content of nickel (Ni) is 38%；
（2）Melting：Above-mentioned dispensing is put into vacuum melting, smelting time at least 1.5h, smelting temperature is 1800~2000 DEG C,
Mo is generated in fusion process2NiB2Hard phase, it is homogenized by magnetic agitation；
（3）Atomization：Subsequently into aerosolization, aerosolization 2.5~10Mpa of pressure, rushing in high speed and high pressure air-flow in atomization process
Hit down, form the Mo of cladded type2NiB2Base ternary boride cement powder；
Or subsequently into water atomization operation, water atomization pressure 18-25Mpa, in atomization process under the impact of high speed and high pressure liquid stream,
Form the Mo of cladded type2NiB2Base ternary boride cement powder；
Relative to water atomization, aerosolization cooling velocity is slightly slow, and setting time is slightly long in molten drop dropping process, and contraction is more filled
Point, thus gas-atomised powders compared with water atomized powder outward appearance and sphericity more preferably, therefore mobility is also more；
（4）Analysis：To above-mentioned Mo2NiB2Base ternary boride cement powder is sieved and grain size analysis；Atomization process
In, the change of the pressure of gas (liquid) fluctuation can directly influence the granularity and shape of powder, and crystal grain thickness.Due to cold
But speed is fast, it is suppressed that growing up for crystal grain, is conducive to improving the hardness and intensity of alloy in subsequent forming.Gas atomization is cold
But speed is relatively slow, but powder is more regular, and more preferably, powder flowbility is higher, and due to atmosphere protection, its oxygen content is low for sphericity
Up to 0.023%；Water atomization technical cooling speed is relatively fast, and its particle uniformity is poor compared with aerosolization, there is irregular dumbbell dress
Particle, these irregular particles make the mobility of powder be deteriorated, and its oxygen content is 0.13% or so.By BT-9300ST laser
Particle Size Analyzer carries out grain size analysis；Referring to following form, listed is the size distribution of atomized powder.
It can be seen that the accounting 18.93% of -500 mesh, the accounting 23.53% of+500/-270 mesh, the accounting 55.02% of+270/-80 mesh ,+80
Purpose accounting 3.52%.Mo2NiB2Gas-atomised powders distributed area is concentrated mainly on+270/-80 mesh, and its particle mean size is 64.47 μ
m；
（5）HIP sintering：The Mo of tissue height densification, high intensity is generated by HIP HIP sinterings2NiB2Base Metal
Ceramic material.Specifically, the step（5）Specifically include following steps：
（5.1）Make jacket：High temperature insostatic pressing (HIP) jacket is very high to air-tightness requirement, and strict inspection must be implemented before HTHP
Survey.The structure of jacket according to material requested specifications design, jacket through over cleaning, weld, qualified rear of hunting leak can be used；
（5.2）Dress powder jolt ramming：The jacket for detecting qualified is entered into luggage powder and jolt ramming, powder is loaded into jacket from evacuation tube, and put
Vibrate on a vibration table, make powder densification；Powder must be attached to evacuation tube bottom, to ensure to fill；
（5.3）Jacket is vacuumized：Jacket to filling powder carries out vacuumize process, and vacuum pressure must be up to 10-4Pa, then
After burning red evacuation tube, flat pinch off evacuation tube is pressed from both sides immediately seals jacket；
（5.4）HIP sintering：By jacket shove charge, and with the speed heat temperature raising of 3~12 DEG C/min, reached to sintering temperature
1200~1450 DEG C, 80~200MPa of sintering pressure is incubated 30~60min, then furnace cooling；
（5.5）Post processing：Stress relief annealing process is done after coming out of the stove, after removal jacket, that is, high compactness high intensity is obtained
Mo2NiB2Based ceramic metal.
（6）Strength test：The Mo obtained by the present invention2NiB2Base metal-ceramic material, bending strength is up to 3600 MPa.
Embodiment 2：A kind of high-strength Mo nickel boron ternary boride material and its make preparation method that the present embodiment is provided,
Its is substantially the same manner as Example 1, and distinctive points are that each element and its mass percent are as follows：Boron（B）Content be 5%, molybdenum（Mo）
Content be 55%；Chromium（Cr）Content be 1%, carbon（C）Content be 0.5%, the content of vanadium (V) is 4%, and the content of niobium (Nb) is
1%, the content of tungsten (W) is 4%, and the content of cerium (Ce) is 1%, and the content of manganese (Mn) is 1%, and the content of nickel (Ni) is 27.5%.
Embodiment 3：A kind of high-strength Mo nickel boron ternary boride material and its make preparation method that the present embodiment is provided,
Its is substantially the same manner as Example 1, and distinctive points are that each element and its mass percent are as follows：Boron（B）Content be 6%, molybdenum（Mo）
Content be 35%；Chromium（Cr）Content be 6%, carbon（C）Content be 0.8%, the content of vanadium (V) is 0.5%, the content of niobium (Nb)
It is 3%, the content of tungsten (W) is 5%, the content of cerium (Ce) is 0.1%, the content of manganese (Mn) is 2%, the content of nickel (Ni) is 41.6%.
Embodiment 4：A kind of high-strength Mo nickel boron ternary boride material and its make preparation method that the present embodiment is provided,
Its is substantially the same manner as Example 1, and distinctive points are that each element and its mass percent are as follows：Boron（B）Content be 4%, molybdenum（Mo）
Content be 50%；Chromium（Cr）Content be 3%, carbon（C）Content be 0.3%, the content of vanadium (V) is 2%, and the content of niobium (Nb) is
2%, the content of tungsten (W) is 3%, and the content of cerium (Ce) is 0.5%, and the content of manganese (Mn) is 1.2%, and the content of nickel (Ni) is 34%.
Embodiment 5：A kind of high-strength Mo nickel boron ternary boride material and its make preparation method that the present embodiment is provided,
Its is substantially the same manner as Example 1, and distinctive points are that each element and its mass percent are as follows：Boron（B）Content be 3.5%, molybdenum
（Mo）Content be 42%；Chromium（Cr）Content be 4%, carbon（C）Content be 0.4%, the content of vanadium (V) is 1%, and niobium (Nb's) contains
It is 2.6% to measure, and the content of tungsten (W) is 1%, and the content of cerium (Ce) is 0.4%, and the content of manganese (Mn) is 1.6%, and the content of nickel (Ni) is
43.5%。
Above-described embodiment is only preferably implementation method of the invention, and the present invention can not enumerate out whole embodiment party
The technical scheme of one of formula, all use above-described embodiments, or the equivalent variations done according to above-described embodiment, protect in the present invention
In the range of shield.
The manufacture craft of the preparation method that the present invention is provided is simple, it is easy to accomplish, can quickly produce high-strength Mo nickel boron
Ternary boride material.In terms of powder preparation, mechanical ball powder-grinding is replaced with powder by atomization, it is to avoid mechanical ball powder-grinding is deposited
Deficiency, powder by atomization has the advantages that environmental pollution is small, powder sphericity is high, oxygen content is low and cooldown rate is big.By
In powder by atomization obtain be cladded type Mo2NiB2Based ceramic metal powder, reduces the generation of segregation in subsequent forming,
Improve Fracture of Material.In terms of shaping, mechanical ball powder-grinding is most to be based on surface-coating technology, is formed in sintering process
Mo2NiB2Based ceramic metal, and integral material is Mo2NiB2The parts of based ceramic metal are little.Using powder by atomization, not only
Can be molded using normal sintering, obtain Mo2NiB2Based metal ceramic coating；By HIP HIP sinterings, dense structure is obtained
High intensity Mo2NiB2Base metal-ceramic material.Designed by different jackets, sinter the section bar or blank of all size,
Mo is expanded2NiB2The application surface of based ceramic metal.The Mo prepared using the inventive method2NiB2Base metal-ceramic material, possesses
High-melting-point, high rigidity, high abrasion corrosion resistance, can as exotic material, resistant material, high-abrasive material and superhard material,
Good combination property.
The announcement and teaching of book according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and changed.Therefore, the invention is not limited in specific embodiment disclosed and described above, to of the invention
Some modifications and changes should also be as falling into scope of the claims of the invention.Although additionally, being used in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any limitation to the present invention.Such as the present invention
Described in above-described embodiment, using same or similar preparation method and other materials obtained from component and its make preparation side
Method, all falls in the scope of protection of the present invention.
Claims (3)
1. a kind of high-strength Mo nickel boron ternary boride material, it is characterised in that its constituent content percentage is：The content of boron
It is 3~6%, the content of molybdenum is 35~55%；The content of chromium is 1~8%, and the content of carbon is 0.2~0.8%, the content of vanadium for 0.5~
4%, the content of niobium is 1~4%, and the content of tungsten is 0.5~5%, and the content of cerium is 0.1~1%, the content of manganese is 1~3%, and nickel contains
It is surplus to measure.
2. a kind of preparation method for making high-strength Mo nickel boron ternary boride material described in claim 1, it is characterised in that its
Comprise the following steps：
（1）Dispensing：Each element and its mass percent are as follows：The content of boron is 3~6%, and the content of molybdenum is 35~55%；Chromium contains
It is 1~8% to measure, and the content of carbon is 0.2~0.8%, and the content of vanadium is 0.5~4%, and the content of niobium is 1~4%, and the content of tungsten is 0.5
~5%, the content of cerium is 0.1~1%, and the content of manganese is 1~3%, and the content of nickel is surplus；
（2）Melting：Above-mentioned dispensing is put into vacuum melting, smelting time at least 1.5h, smelting temperature is 1800~2000 DEG C,
Mo is generated in fusion process2NiB2Hard phase, it is homogenized by magnetic agitation；
（3）Atomization：Subsequently into aerosolization, aerosolization 2.5~10Mpa of pressure, rushing in high speed and high pressure air-flow in atomization process
Hit down, form the Mo of cladded type2NiB2Base ternary boride cement powder；
Or subsequently into water atomization operation, water atomization pressure 18-25Mpa, in atomization process under the impact of high speed and high pressure liquid stream,
Form the Mo of cladded type2NiB2Base ternary boride cement powder；
（4）Analysis：To above-mentioned Mo2NiB2Base ternary boride cement powder is sieved and grain size analysis；
（5）HIP sintering：The Mo of tissue height densification, high intensity is generated by HIP HIP sinterings2NiB2Base Metal
Ceramic material.
3. preparation method according to claim 2, it is characterised in that the step（5）Specifically include following steps：
（5.1）Make jacket：According to material requested specifications design jacket structure, jacket through over cleaning, weld, hunt leak it is qualified
Rear can be used；
（5.2）Dress powder jolt ramming：The jacket for detecting qualified is entered into luggage powder and jolt ramming, powder is loaded into jacket from evacuation tube, and put
Vibrate on a vibration table, make powder densification；Powder must be attached to evacuation tube bottom, to ensure to fill；
（5.3）Jacket is vacuumized：Jacket to filling powder carries out vacuumize process, and vacuum pressure must be up to 10-4Pa, then burns
After red evacuation tube, flat pinch off evacuation tube is pressed from both sides immediately seals jacket；
（5.4）HIP sintering：By jacket shove charge, and with the speed heat temperature raising of 3~12 DEG C/min, reached to sintering temperature
1200~1450 DEG C, 80~200MPa of sintering pressure is incubated 30~60min, then furnace cooling；
（5.5）Post processing：Stress relief annealing process is done after coming out of the stove, after removal jacket, that is, high compactness high intensity is obtained
Mo2NiB2Based ceramic metal.
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| CN109852950A (en) * | 2019-02-28 | 2019-06-07 | 常州西夏墅东方工具有限公司 | A kind of preparation method of high mating type corrosion resistant metal ceramic coating material |
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| CN109852950A (en) * | 2019-02-28 | 2019-06-07 | 常州西夏墅东方工具有限公司 | A kind of preparation method of high mating type corrosion resistant metal ceramic coating material |
| WO2021035900A1 (en) * | 2019-08-24 | 2021-03-04 | 湖南长重机器股份有限公司 | Wear resistant cermet material and preparation method therefor |
| CN111235456A (en) * | 2020-03-11 | 2020-06-05 | 山东大学 | Ternary boride and carbide reinforced metal ceramic powder for laser cladding additive manufacturing, and preparation and application thereof |
| CN111235456B (en) * | 2020-03-11 | 2021-04-02 | 山东大学 | Ternary boride and carbide reinforced metal ceramic powder for laser cladding additive manufacturing, and preparation and application thereof |
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| CN112080678A (en) * | 2020-09-15 | 2020-12-15 | 广东博杰特新材料科技有限公司 | Ternary boride alloy screw material and production process thereof |
| CN112080678B (en) * | 2020-09-15 | 2021-12-21 | 广东博杰特新材料科技有限公司 | Ternary boride alloy screw material and production process thereof |
| CN112111684A (en) * | 2020-10-10 | 2020-12-22 | 广东博杰特新材料科技有限公司 | 3D prints ternary boride Mo2NiB2Alloy powder and production process thereof |
| CN112111684B (en) * | 2020-10-10 | 2021-11-30 | 广东博杰特新材料科技有限公司 | 3D prints ternary boride Mo2NiB2Alloy powder and production process thereof |
| CN114318060A (en) * | 2021-03-22 | 2022-04-12 | 武汉钜能科技有限责任公司 | Corrosion-resistant metal ceramic powder, application and corrosion-resistant metal ceramic |
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| CN116727924A (en) * | 2023-07-13 | 2023-09-12 | 江苏九洲新材料科技有限公司 | High-hardness high-strength nickel-based alloy flux-cored wire and preparation method thereof |
| CN116727924B (en) * | 2023-07-13 | 2024-04-02 | 江苏九洲新材料科技有限公司 | High-hardness high-strength nickel-based alloy flux-cored wire and preparation method thereof |
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