CN108971497A - A kind of Whole PC BN blade and preparation method thereof - Google Patents
A kind of Whole PC BN blade and preparation method thereof Download PDFInfo
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- CN108971497A CN108971497A CN201811016021.7A CN201811016021A CN108971497A CN 108971497 A CN108971497 A CN 108971497A CN 201811016021 A CN201811016021 A CN 201811016021A CN 108971497 A CN108971497 A CN 108971497A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 238000000498 ball milling Methods 0.000 claims abstract description 45
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000011230 binding agent Substances 0.000 claims abstract description 18
- 239000000203 mixture Substances 0.000 claims abstract description 17
- 239000013078 crystal Substances 0.000 claims abstract description 14
- NJLLQSBAHIKGKF-UHFFFAOYSA-N dipotassium dioxido(oxo)titanium Chemical compound [K+].[K+].[O-][Ti]([O-])=O NJLLQSBAHIKGKF-UHFFFAOYSA-N 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 10
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims abstract description 10
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 10
- 239000011863 silicon-based powder Substances 0.000 claims abstract description 10
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 239000000843 powder Substances 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 21
- 239000011324 bead Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229910003978 SiClx Inorganic materials 0.000 claims 1
- 150000001336 alkenes Chemical class 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 2
- GJNGXPDXRVXSEH-UHFFFAOYSA-N 4-chlorobenzonitrile Chemical compound ClC1=CC=C(C#N)C=C1 GJNGXPDXRVXSEH-UHFFFAOYSA-N 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Classifications
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
-
- B22F1/0003—
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/14—Making alloys containing metallic or non-metallic fibres or filaments by powder metallurgy, i.e. by processing mixtures of metal powder and fibres or filaments
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
-
- 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
- B22F2003/145—Both compacting and sintering simultaneously by warm compacting, below debindering temperature
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Products (AREA)
Abstract
The invention discloses a kind of Whole PC BN blade and preparation method thereof, which includes: 1) to be heat-treated cobalt powder, nickel powder, silicon powder, palladium powder in the presence of protecting gas, and then cooling, first ball milling obtains ball milling object;2) ball milling object, aluminium oxide, titanium nitride, silicon carbide are subjected to secondary ball milling and obtain mixture;3) it carries out mixture, potassium titanate crystal whisker, graphene to be mixed to get binder;4) CBN monocrystalline powder, binder are mixed, is then suppressed to obtain Whole PC BN blade in the presence of protective gas.Whole PC BN blade of the present invention has excellent fracture toughness, and process is simple, raw material is easy to get.
Description
Technical field
The present invention relates to PCBN blades, and in particular, to a kind of Whole PC BN blade and preparation method thereof.
Background technique
With the fast development of manufacturing technology, fundamental technology of the machining as manufacturing technology is entered to develop height
Effect cutting develops new Cutting Process and processing method, provides the new stage of development that complete set technology is characterized.At the same time, it manufactures
The development of technology and difficult-to-machine material pushes the development of cutting-tool engineering, and cutting-tool engineering is also towards high state cutting, high-speed cutting, height
The direction of precision and dry-type processing is developed.Can be achieved high efficiency, high stability, long-life processing superhard cutter application also day
It gradually popularizes, is played an important role in fields such as automobile, aerospace, the energy, military affairs, molds.
In machining, cutter material is to determine one of processing efficiency, processing quality and key factor of processing cost,
Correct selection and application cutter material are most important.Modern cutter material is mainly high-speed steel, hard alloy and ceramics, they lead
The hard phase constituent wanted is carbide, nitride and oxide, in addition the hardness of cutter is in HV2000 or less after binding material.
Processing for certain modern difficult-to-machine materials, above-mentioned hardness have been unable to meet requirement, then ultrahard cutting tool material just meet the tendency of and
It is raw.PCBN(polycrystalline cubic boron nitride) cutter, sintex, coated cutting tool etc. all have very high hardness, wearability and chemistry
Stability is able to satisfy the requirement of the green manufacturings such as high-speed cutting, DRY CUTTING, hard turning.Since PCBN cutter is in processing essence
The various aspects such as degree, stock-removing efficiency, cutter life have unrivaled superiority, therefore, the promotion and application of PCBN cutter
Huge economic benefit can be created.
Although PCBN blade has excellent hardness, wearability, thermal stability, thermal conductivity, Young's modulus, thermal expansion,
Be PCBN blade fracture toughness it is poor, not as good as the half of sintex, and then limit the development of PCBN blade.
Summary of the invention
The object of the present invention is to provide a kind of Whole PC BN blade and preparation method thereof, Whole PC BN blade has excellent
Fracture toughness, while the preparation method has the advantages that process is simple and is easy to get with raw material.
To achieve the goals above, the present invention provides a kind of preparation methods of Whole PC BN blade, comprising:
1) cobalt powder, nickel powder, silicon powder, palladium powder are heat-treated in the presence of protecting gas, then cooling, first ball milling obtains ball
Grind object;
2) ball milling object, aluminium oxide, titanium nitride, silicon carbide are subjected to secondary ball milling and obtain mixture;
3) it carries out mixture, potassium titanate crystal whisker, graphene to be mixed to get binder;
4) CBN monocrystalline powder, binder are mixed, is then suppressed to obtain Whole PC BN blade in the presence of protective gas.
The present invention also provides a kind of Whole PC BN blade, Whole PC BN blade is prepared by above-mentioned preparation method
?.
In the above-mentioned technical solutions, the present invention passes through that cobalt powder, nickel powder, silicon powder, palladium powder are heat-treated, ball milling obtains first
Ball milling object;Then add aluminium oxide, titanium nitride, silicon carbide carry out secondary ball milling obtain mixture, finally add potassium titanate crystal whisker,
Graphene carries out being mixed to get Whole PC BN blade.The binder makes entirety obtained under the collective effect of each component
PCBN blade has excellent toughness, and then is convenient for the popularization of Whole PC BN blade.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Specific embodiment
Detailed description of the preferred embodiments below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The present invention provides a kind of preparation methods of Whole PC BN blade, comprising:
1) cobalt powder, nickel powder, silicon powder, palladium powder are heat-treated in the presence of protecting gas, then cooling, first ball milling obtains ball
Grind object;
2) ball milling object, aluminium oxide, titanium nitride, silicon carbide are subjected to secondary ball milling and obtain mixture;
3) it carries out mixture, potassium titanate crystal whisker, graphene to be mixed to get binder;
4) CBN monocrystalline powder, binder are mixed, is then suppressed to obtain Whole PC BN blade in the presence of protective gas.
In step 1) of the invention, the condition of heat treatment can select in a wide range, but in order to further mention
The fracture toughness of Whole PC BN blade made from height, it is preferable that in step 1), heat treatment meets the following conditions: treatment temperature
It is 850-950 DEG C, the processing time is 2-4h.
In step 1) of the invention, the dosage of each material can select in a wide range, but in order to further mention
The fracture toughness of Whole PC BN blade made from height, it is preferable that in step 1), the weight ratio of cobalt powder, nickel powder, silicon powder, palladium powder
For 5:2-2.8:0.2-0.6:0.05-0.15.
In step 1) of the invention, the condition of first ball milling can select in a wide range, but in order to further
Improve the fracture toughness of Whole PC BN blade obtained, it is preferable that in step 1), first ball milling meets the following conditions: big ball
It is 2:0.8-1.2 with the mass ratio of bead, the mass ratio of abrading-ball and material is 10:0.8-1.2, revolving speed 1200-1400rpm,
Ball-milling Time is 40-60min.
In step 2) of the invention, the dosage of each material can select in a wide range, but in order to further mention
The fracture toughness of Whole PC BN blade made from height, it is preferable that in step 2, ball milling object, aluminium oxide, titanium nitride, silicon carbide
Weight ratio be 10:4-6:0.5-1:0.4-0.8.
In step 2) of the invention, the condition of secondary ball milling can select in a wide range, but in order to further
Improve the fracture toughness of Whole PC BN blade obtained, it is preferable that in step 2, secondary ball milling meets the following conditions: big ball
It is 2:0.8-1.2 with the mass ratio of bead, the mass ratio of abrading-ball and material is 10:2-3, revolving speed 1700-1900rpm, ball milling
Time is 1.5-2h.
In step 3) of the invention, the dosage of each material can select in a wide range, but in order to further mention
The fracture toughness of Whole PC BN blade made from height, it is preferable that in step 3), mixture, potassium titanate crystal whisker, graphene weight
Amount is than being 10:0.8-1.2:0.1-0.3.
In step 3) of the invention, the specification of potassium titanate crystal whisker can select in a wide range, but in order into one
Step improves the fracture toughness of Whole PC BN blade obtained, it is preferable that in step 3), potassium titanate crystal whisker meets: average diameter
For 1-8um, average length 30-200um.
In step 4) of the invention, the dosage of each material can select in a wide range, but in order to further mention
The fracture toughness of Whole PC BN blade made from height, in step 4), the CBN monocrystalline powder, binder weight ratio be 7:2-
2.5;
In step 4) of the invention, the condition of compacting can select in a wide range, but obtained in order to further increase
Whole PC BN blade fracture toughness, it is preferable that in step 4), the condition of the compacting are as follows: temperature 1800-1850
DEG C, pressure 5.5-5.7GPa, pressing time 3-5min.
The present invention also provides a kind of Whole PC BN blade, Whole PC BN blade is prepared by above-mentioned preparation method
?.
The present invention will be described in detail by way of examples below.
Embodiment 1
1) by cobalt powder, nickel powder, silicon powder, palladium powder according to the weight ratio of 5:2.4:0.4:0.1 in the presence of protecting gas (helium) into
Row heat treatment (treatment temperature is 900 DEG C, and the processing time is 3h), then (mass ratio of big ball and bead is for cooling, first ball milling
The mass ratio of 2:1, abrading-ball and material is 10:1, revolving speed 1300rpm, Ball-milling Time 50min) obtain ball milling object;
2) the ball milling object, aluminium oxide, titanium nitride, silicon carbide are subjected to secondary ball milling according to the weight ratio of 10:5:0.8:0.6
(mass ratio of big ball and bead is 2:1, and the mass ratio of abrading-ball and material is 10:2.5, revolving speed 1800rpm, and Ball-milling Time is
1.8h) obtain mixture;
3) by the mixture, potassium titanate crystal whisker (average diameter 5um, average length 100um), graphene according to 10:1:
0.2 weight ratio carries out being mixed to get the binder A1.
Embodiment 2
1) cobalt powder, nickel powder, silicon powder, palladium powder are carried out in the presence of protecting gas (helium) according to the weight ratio of 5:2:0.2:0.05
Heat treatment (treatment temperature is 850 DEG C, and the processing time is 4h), then cooling, first ball milling (mass ratio of big ball and bead is 2:
0.8, the mass ratio of abrading-ball and material is 10:0.8, revolving speed 1200rpm, Ball-milling Time 60min) obtain ball milling object;
2) the ball milling object, aluminium oxide, titanium nitride, silicon carbide are subjected to secondary ball milling according to the weight ratio of 10:4:0.5:0.4
(mass ratio of big ball and bead is 2:0.8, and the mass ratio of abrading-ball and material is 10:2, revolving speed 1700rpm, and Ball-milling Time is
2h) obtain mixture;
3) by the mixture, potassium titanate crystal whisker (average diameter 1um, average length 200um), graphene according to 10:
The weight ratio of 0.8:0.1 carries out being mixed to get the binder A2.
Embodiment 3
1) by cobalt powder, nickel powder, silicon powder, palladium powder according to the weight ratio of 5:2.8:0.6:0.15 in the presence of protecting gas (helium) into
Row heat treatment (treatment temperature is 950 DEG C, and the processing time is 2h), then (mass ratio of big ball and bead is for cooling, first ball milling
The mass ratio of 2:1.2, abrading-ball and material is 10:1.2, revolving speed 1400rpm, Ball-milling Time 40min) obtain ball milling object;
2) the ball milling object, aluminium oxide, titanium nitride, silicon carbide are subjected to secondary ball milling (greatly according to the weight ratio of 10:6:1:0.8
The mass ratio of ball and bead is 2:1.2, and the mass ratio of abrading-ball and material is 10:3, revolving speed 1900rpm, and Ball-milling Time is
1.5h) obtain mixture;
3) by the mixture, potassium titanate crystal whisker (average diameter 8um, average length 30um), graphene according to 10:1.2:
0.3 weight ratio carries out being mixed to get the binder A3.
Comparative example 1
It carries out that binder B1 is made according to the method for embodiment 1, except that potassium titanate crystal whisker is not used.
Comparative example 2
It carries out that binder B2 is made according to the method for embodiment 1, except that graphene is not used.
Application examples 1
CBN monocrystalline powder, binder are mixed according to the weight ratio of 7:2.3, then protection gas exist, 1800 DEG C,
3min is suppressed under conditions of 5.5GPa and obtains Whole PC BN blade, and the fracture for then detecting Whole PC BN blade by SENB method is tough
Property, the results are shown in Table 1.
Table 1
Binder | A1 | A2 | A3 | B1 | B2 |
Fracture toughness/Pam0.5 | 5.8 | 5.9 | 6.0 | 4.6 | 4.1 |
The preferred embodiment of the present invention has been described above in detail, still, the tool during present invention is not limited to the embodiments described above
Body details within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, these letters
Monotropic type all belongs to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (7)
1. a kind of preparation method of Whole PC BN blade characterized by comprising
1) cobalt powder, nickel powder, silicon powder, palladium powder are heat-treated in the presence of protecting gas, then cooling, first ball milling obtains ball
Grind object;
2) the ball milling object, aluminium oxide, titanium nitride, silicon carbide are subjected to secondary ball milling and obtain mixture;
3) it carries out the mixture, potassium titanate crystal whisker, graphene to be mixed to get binder;
4) CBN monocrystalline powder, binder are mixed, is then suppressed to obtain Whole PC BN blade in the presence of protective gas;
Wherein, in step 1):
The heat treatment meets the following conditions: treatment temperature is 850-950 DEG C, and the processing time is 2-4h;
The cobalt powder, nickel powder, silicon powder, palladium powder weight ratio be 5:2-2.8:0.2-0.6:0.05-0.15;
The first ball milling meets the following conditions: the mass ratio of big ball and bead is 2:0.8-1.2, the mass ratio of abrading-ball and material
For 10:0.8-1.2, revolving speed 1200-1400rpm, Ball-milling Time 40-60min.
2. preparation method according to claim 1, wherein in step 2, the ball milling object, aluminium oxide, titanium nitride, carbon
The weight ratio of SiClx is 10:4-6:0.5-1:0.4-0.8.
3. preparation method according to claim 1, wherein in step 2, the secondary ball milling meets the following conditions: big
The mass ratio of ball and bead is 2:0.8-1.2, and the mass ratio of abrading-ball and material is 10:2-3, revolving speed 1700-1900rpm, ball
Time consuming is 1.5-2h.
4. preparation method according to claim 1, wherein in step 3), the mixture, potassium titanate crystal whisker, graphite
The weight ratio of alkene is 10:0.8-1.2:0.1-0.3.
5. preparation method according to claim 1, wherein in step 3), the potassium titanate crystal whisker meets: average diameter
For 1-8um, average length 30-200um.
6. preparation method according to claim 1, wherein in step 4), the weight of the CBN monocrystalline powder, binder
Than for 7:2-2.5;
Preferably, in step 4), the condition of the compacting are as follows: temperature is 1800-1850 DEG C, pressure 5.5-5.7GPa, pressure
Time processed is 3-5min.
7. a kind of Whole PC BN blade, which is characterized in that the Whole PC BN blade passes through any one of claim 1-6 institute
The preparation method stated is prepared.
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130059721A1 (en) * | 2010-02-12 | 2013-03-07 | Stefan Magnus Olof Persson | Superhard element, method of using same and method of making same |
CN103274702A (en) * | 2013-06-14 | 2013-09-04 | 林金风 | Preparation method of cubic boron nitride (CBN) binding agent |
CN105908041A (en) * | 2016-04-27 | 2016-08-31 | 富耐克超硬材料股份有限公司 | High-tenacity polycrystalline composite material, high-tenacity polycrystalline blade and preparation method of high-tenacity polycrystalline blade |
CN107500778A (en) * | 2017-09-20 | 2017-12-22 | 陕西理工大学 | The preparation method of three kinds of dimension material coordination plasticizing polycrystalline cubic boron nitrides |
-
2018
- 2018-09-01 CN CN201811016021.7A patent/CN108971497A/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130059721A1 (en) * | 2010-02-12 | 2013-03-07 | Stefan Magnus Olof Persson | Superhard element, method of using same and method of making same |
CN103274702A (en) * | 2013-06-14 | 2013-09-04 | 林金风 | Preparation method of cubic boron nitride (CBN) binding agent |
CN105908041A (en) * | 2016-04-27 | 2016-08-31 | 富耐克超硬材料股份有限公司 | High-tenacity polycrystalline composite material, high-tenacity polycrystalline blade and preparation method of high-tenacity polycrystalline blade |
CN107500778A (en) * | 2017-09-20 | 2017-12-22 | 陕西理工大学 | The preparation method of three kinds of dimension material coordination plasticizing polycrystalline cubic boron nitrides |
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