CN102913135A - Polycrystalline diamond compound sheet and manufacturing process thereof - Google Patents
Polycrystalline diamond compound sheet and manufacturing process thereof Download PDFInfo
- Publication number
- CN102913135A CN102913135A CN201210462514XA CN201210462514A CN102913135A CN 102913135 A CN102913135 A CN 102913135A CN 201210462514X A CN201210462514X A CN 201210462514XA CN 201210462514 A CN201210462514 A CN 201210462514A CN 102913135 A CN102913135 A CN 102913135A
- Authority
- CN
- China
- Prior art keywords
- polycrystalline diamond
- hard alloy
- alloy substrate
- cobalt
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 47
- 239000010432 diamond Substances 0.000 title claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 150000001875 compounds Chemical class 0.000 title abstract 4
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 43
- 239000000956 alloy Substances 0.000 claims abstract description 43
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000010941 cobalt Substances 0.000 claims abstract description 23
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 23
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 17
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 17
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims description 26
- 239000002131 composite material Substances 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 8
- 229910052684 Cerium Inorganic materials 0.000 claims description 6
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 6
- 229910052691 Erbium Inorganic materials 0.000 claims description 6
- 229910052693 Europium Inorganic materials 0.000 claims description 6
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 6
- 229910052689 Holmium Inorganic materials 0.000 claims description 6
- 229910052765 Lutetium Inorganic materials 0.000 claims description 6
- 229910052779 Neodymium Inorganic materials 0.000 claims description 6
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 6
- 229910052773 Promethium Inorganic materials 0.000 claims description 6
- 229910052772 Samarium Inorganic materials 0.000 claims description 6
- 229910052771 Terbium Inorganic materials 0.000 claims description 6
- 229910052775 Thulium Inorganic materials 0.000 claims description 6
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 6
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 6
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 claims description 6
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 claims description 6
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 claims description 6
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 claims description 6
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052746 lanthanum Inorganic materials 0.000 claims description 6
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 6
- OHSVLFRHMCKCQY-UHFFFAOYSA-N lutetium atom Chemical compound [Lu] OHSVLFRHMCKCQY-UHFFFAOYSA-N 0.000 claims description 6
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims description 6
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims description 6
- VQMWBBYLQSCNPO-UHFFFAOYSA-N promethium atom Chemical compound [Pm] VQMWBBYLQSCNPO-UHFFFAOYSA-N 0.000 claims description 6
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims description 6
- 229910052706 scandium Inorganic materials 0.000 claims description 6
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 claims description 6
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 claims description 6
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052727 yttrium Inorganic materials 0.000 claims description 6
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 6
- 238000005299 abrasion Methods 0.000 abstract description 9
- 239000011265 semifinished product Substances 0.000 abstract 2
- 239000000047 product Substances 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 235000013495 cobalt Nutrition 0.000 description 26
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910001347 Stellite Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- ORILYTVJVMAKLC-UHFFFAOYSA-N adamantane Chemical compound C1C(C2)CC3CC1CC2C3 ORILYTVJVMAKLC-UHFFFAOYSA-N 0.000 description 2
- 229910001573 adamantine Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- AHICWQREWHDHHF-UHFFFAOYSA-N chromium;cobalt;iron;manganese;methane;molybdenum;nickel;silicon;tungsten Chemical compound C.[Si].[Cr].[Mn].[Fe].[Co].[Ni].[Mo].[W] AHICWQREWHDHHF-UHFFFAOYSA-N 0.000 description 2
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- -1 dyeing Substances 0.000 description 2
- 238000004043 dyeing Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 description 2
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005553 drilling Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses a polycrystalline diamond compound sheet and a manufacturing process thereof. The polycrystalline diamond compound sheet comprises a hard alloy base body, wherein a high-density polycrystalline diamond layer is compounded on the hard alloy base body; 90 to 95 parts by weight of diamond, 0.5 to 3 parts by weight of rare earth, 2 to 10 pars by weight of cobalt and 1 to 2 parts by weight of nickel are mixed; the mixed material is subjected to ultra-high-pressure high-temperature treatment; under the condition that the pressure intensity of the ultra-high-pressure high-temperature treatment is 5.6 to 7.5 Gpa, and the temperature is not less than 1,300 DEG C, the mixed material is manufactured into a semi-finished product; and the semi-finished product is compounded with the hard alloy base body to form a finished product. The polycrystalline diamond compound sheet is high in hardness, high in abrasion resistance, high in thermal stability, high in flexibility and high in cutting efficiency; the service life can be greatly prolonged; and the production cost of an enterprise is reduced.
Description
Technical field
The present invention relates to diamond cutting tool, refer to specifically a kind of composite polycrystal-diamond and manufacture craft thereof.
Background technology
The drill bit of making cutting edge is called diamond bit.This drill bit belongs to the integral type drill bit, and whole drill bit does not have movable component, and is relatively simple for structure, has high strength, high abrasion and shock proof ability, is one of world's drilling well eighties in 20th century three large new technologies.Find in long-term putting into practice in the manufacturing process, the existing drill bit that is made by diamond, regular because of it, touch hard material for a long time, cause its degree of wear higher, abrasion resistance is low, and operation will affect the efficient of cutting for a long time, increases cost of production.
Summary of the invention
The present invention is to provide a kind of composite polycrystal-diamond and manufacture craft thereof, its main purpose is to solve the problems referred to above that prior art exists.
Technical scheme of the present invention is as follows:
A kind of composite polycrystal-diamond includes hard alloy substrate, is compounded with one deck high density polycrystalline diamond layer on the described hard alloy substrate.
As improvement of the present invention, the contact surface of described hard alloy substrate and high density polycrystalline diamond layer is provided with the jog that cooperatively interacts.
As a further improvement on the present invention, the component of described high density polycrystalline diamond layer and mass fraction are diadust 90-95 part, rare earth 0.5-3 part, cobalt 2-10 part, nickel 1-2 part.
Further improve as of the present invention, the composition of described rare earth is a kind of or two kinds or more of in lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium and the yttrium again.
A kind of manufacture craft of composite polycrystal-diamond, be diadust 90-95 part with mass fraction, rare earth 0.5-3 part, cobalt 2-10 part after nickel 1-2 part is mixed, is carried out high pressure high temperature to mixed material and is processed, the pressure that described high pressure high temperature is processed is 5.6-7.5Gpa, temperature is made semiproduct for being not less than 1300 ℃, again these semiproduct and hard alloy substrate is combined into product.
By the above-mentioned description of this invention as can be known, be compared with existing technology, the invention has the advantages that:
One, the present invention forms by high pressure high temperature take diadust as main material, and its existing adamantine abrasion resistance has again the resistance to impact of carbide alloy.
Two, the present invention has added rare earth can improve the physical and chemical performance of alloy, and improves Alloy At Room Temperature and high-temperature mechanical property, increases the toughness of product.
Three, the present invention has added cobalt, and cobalt is mainly used in producing alloy.The shear steel that contains a certain amount of cobalt can improve abrasion resistance and the cutting ability of steel significantly.Be heated to 1000 ℃ and also can not lose its original hardness even contain the stellite of cobalt more than 50%, nowadays this carbide alloy has become and has contained the most important material of using between golden cutting element and aluminium.In this material, cobalt combines other metal carbides crystal grain in the alloy composition, makes the higher toughness of alloy tool, and reduces the sensitive property of impact, the advantage of cobalt on magnetic material clearly, the cobalt metal also is widely used at aspects such as plating, glass, dyeing, medicine medical treatment.The cobalt acid lithium made from lithium carbonate and cobalt oxide is the most general high-energy battery positive electrode of modern Application.
Four, the present invention has added nickel, nickel: matter is hard, has magnetic and good plasticity.Good corrosion resistance is arranged, not oxidized in air, anti-highly basic again.Ductility and can high polish and anticorrosive is arranged; Be plated in and prevent from other metals getting rusty.
Five, the contact surface of hard alloy substrate of the present invention and high density polycrystalline diamond layer is provided with the jog that cooperatively interacts, and makes both in conjunction with tightr, not easily separated.
Six, hardness of the present invention is high, and abrasion resistance is strong, Heat stability is good, and stock-removing efficiency is high, can significantly increase the service life, and reduces the cost of production of enterprise.
The specific embodiment
A kind of composite polycrystal-diamond includes hard alloy substrate, is compounded with one deck high density polycrystalline diamond layer on the hard alloy substrate.The contact surface of hard alloy substrate and high density polycrystalline diamond layer is provided with the jog that cooperatively interacts.The component of high density polycrystalline diamond layer and mass fraction are diadust 90-95 part, rare earth 0.5-3 part, cobalt 2-10 part, nickel 1-2 part.The composition of rare earth is a kind of or two kinds or more of in lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium and the yttrium.
A kind of manufacture craft of composite polycrystal-diamond, be diadust 90-95 part with mass fraction, rare earth 0.5-3 part, cobalt 2-10 part after nickel 1-2 part is mixed, is carried out high pressure high temperature to mixed material and is processed, the pressure that described high pressure high temperature is processed is 5.6-7.5Gpa, temperature is made semiproduct for being not less than 1300 ℃, again these semiproduct and hard alloy substrate is combined into product.
Embodiment one
A kind of composite polycrystal-diamond includes hard alloy substrate, is compounded with one deck high density polycrystalline diamond layer on the hard alloy substrate.The contact surface of hard alloy substrate and high density polycrystalline diamond layer is provided with the jog that cooperatively interacts.The component of high density polycrystalline diamond layer and mass fraction are 90 parts of diadusts, 0.5 part of rare earth, 2 parts of cobalts, 1 part in nickel.The composition of rare earth is a kind of or two kinds or more of in lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium and the yttrium.
A kind of manufacture craft of composite polycrystal-diamond, be 90 parts of diadusts with mass fraction, 0.5 part of rare earth, 2 parts of cobalts after 1 part of mixing of nickel, carry out high pressure high temperature to mixed material and process, the pressure that described high pressure high temperature is processed is 5.6Gpa, temperature is made semiproduct for being not less than 1300 ℃, again these semiproduct and hard alloy substrate is combined into product.
The present invention forms by high pressure high temperature take diadust as main material, and its existing adamantine abrasion resistance has again the resistance to impact of carbide alloy.
The present invention has added rare earth can improve the physical and chemical performance of alloy, and improves Alloy At Room Temperature and high-temperature mechanical property, increases the toughness of product.
The present invention has added cobalt, and cobalt is mainly used in producing alloy.The shear steel that contains a certain amount of cobalt can improve abrasion resistance and the cutting ability of steel significantly.Be heated to 1000 ℃ and also can not lose its original hardness even contain the stellite of cobalt more than 50%, nowadays this carbide alloy has become and has contained the most important material of using between golden cutting element and aluminium.In this material, cobalt combines other metal carbides crystal grain in the alloy composition, makes the higher toughness of alloy tool, and reduces the sensitive property of impact, the advantage of cobalt on magnetic material clearly, the cobalt metal also is widely used at aspects such as plating, glass, dyeing, medicine medical treatment.The cobalt acid lithium made from lithium carbonate and cobalt oxide is the most general high-energy battery positive electrode of modern Application.
The present invention has added nickel, nickel: matter is hard, has magnetic and good plasticity.Good corrosion resistance is arranged, not oxidized in air, anti-highly basic again.Ductility and can high polish and anticorrosive is arranged; Be plated in and prevent from other metals getting rusty.
Hardness of the present invention is high, and abrasion resistance is strong, Heat stability is good, and stock-removing efficiency is high, can significantly increase the service life, and reduces the cost of production of enterprise.
The contact surface of hard alloy substrate of the present invention and high density polycrystalline diamond layer is provided with the jog that cooperatively interacts, and makes both in conjunction with tightr, not easily separated.
Embodiment two
Present embodiment and embodiment one are roughly the same, and a kind of composite polycrystal-diamond includes hard alloy substrate, are compounded with one deck high density polycrystalline diamond layer on the hard alloy substrate.The contact surface of hard alloy substrate and high density polycrystalline diamond layer is provided with the jog that cooperatively interacts.The component of high density polycrystalline diamond layer and mass fraction are 95 parts of diadusts, 3 parts of rare earths, 10 parts of cobalts, 2 parts in nickel.The composition of rare earth is a kind of or two kinds or more of in lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium and the yttrium.
A kind of manufacture craft of composite polycrystal-diamond, be diadust 90-95 part with mass fraction, 3 parts of rare earths, 10 parts of cobalts after 2 parts of mixing of nickel, carry out high pressure high temperature to mixed material and process, the pressure that described high pressure high temperature is processed is 7.5Gpa, temperature is made semiproduct for being not less than 1300 ℃, again these semiproduct and hard alloy substrate is combined into product.
Embodiment three
Present embodiment and embodiment one and embodiment two are roughly the same, are preferred version of the present invention, and a kind of composite polycrystal-diamond includes hard alloy substrate, are compounded with one deck high density polycrystalline diamond layer on the hard alloy substrate.The contact surface of hard alloy substrate and high density polycrystalline diamond layer is provided with the jog that cooperatively interacts.The component of high density polycrystalline diamond layer and mass fraction are 92 parts of diadusts, 1.5 parts of rare earths, 6 parts of cobalts, 1.5 parts in nickel.The composition of rare earth is a kind of or two kinds or more of in lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium and the yttrium.
A kind of manufacture craft of composite polycrystal-diamond, be 92 parts of diadusts with mass fraction, 1.5 parts of rare earths, 6 parts of cobalts after 1.5 parts of mixing of nickel, carry out high pressure high temperature to mixed material and process, the pressure that described high pressure high temperature is processed is 6.5Gpa, temperature is made semiproduct for being not less than 1300 ℃, again these semiproduct and hard alloy substrate is combined into product.
Above-mentioned only is the specific embodiment of the present invention, but design concept of the present invention is not limited to this, allly utilizes this design that the present invention is carried out the change of unsubstantiality, all should belong to the behavior of invading protection domain of the present invention.
Claims (5)
1. a composite polycrystal-diamond includes hard alloy substrate, it is characterized in that: be compounded with one deck high density polycrystalline diamond layer on the described hard alloy substrate.
2. a kind of composite polycrystal-diamond according to claim 1, it is characterized in that: the contact surface of described hard alloy substrate and high density polycrystalline diamond layer is provided with the jog that cooperatively interacts.
3. a kind of composite polycrystal-diamond according to claim 1, it is characterized in that: the component of described high density polycrystalline diamond layer and mass fraction are diadust 90-95 part, rare earth 0.5-3 part, cobalt 2-10 part, nickel 1-2 part.
4. a kind of composite polycrystal-diamond according to claim 3 is characterized in that: the composition of described rare earth is a kind of or two kinds or more of in lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium and the yttrium.
5. the manufacture craft of a composite polycrystal-diamond, it is characterized in that: be diadust 90-95 part with mass fraction, rare earth 0.5-3 part, cobalt 2-10 part after nickel 1-2 part is mixed, is carried out high pressure high temperature to mixed material and is processed, the pressure that described high pressure high temperature is processed is 5.6-7.5Gpa, temperature is made semiproduct for being not less than 1300 ℃, again these semiproduct and hard alloy substrate is combined into product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210462514XA CN102913135A (en) | 2012-11-16 | 2012-11-16 | Polycrystalline diamond compound sheet and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210462514XA CN102913135A (en) | 2012-11-16 | 2012-11-16 | Polycrystalline diamond compound sheet and manufacturing process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102913135A true CN102913135A (en) | 2013-02-06 |
Family
ID=47611679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210462514XA Pending CN102913135A (en) | 2012-11-16 | 2012-11-16 | Polycrystalline diamond compound sheet and manufacturing process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102913135A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105817631A (en) * | 2016-03-25 | 2016-08-03 | 河南四方达超硬材料股份有限公司 | Manufacturing method for polycrystalline diamond ultra-thin cutting blade |
| CN108972922A (en) * | 2018-07-10 | 2018-12-11 | 山西中聚晶科半导体有限公司 | A kind of sapphire crystal ingot draws stick drilling pipe knife |
| CN117403089A (en) * | 2023-10-17 | 2024-01-16 | 河南省煤科院耐磨技术有限公司 | A method for preparing high toughness and high hardness wear-resistant blocks |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2403541Y (en) * | 2000-02-01 | 2000-11-01 | 河南四方超硬材料有限公司 | Synneusis diamond hard alloy composite tooth |
| CN1433862A (en) * | 2003-02-27 | 2003-08-06 | 武汉理工大学 | Method for preparing composition gradient intermediate transition layer on wedge shape or complex shape drill working-surface |
| CN2881059Y (en) * | 2005-11-25 | 2007-03-21 | 江汉石油钻头股份有限公司 | Impact resistant polycrystal diamond composite sheet |
| US20080142276A1 (en) * | 2006-05-09 | 2008-06-19 | Smith International, Inc. | Thermally stable ultra-hard material compact constructions |
| CN101518822A (en) * | 2009-03-30 | 2009-09-02 | 上海江信超硬材料有限公司 | Boric diamond composite sheet synthesized at high temperature and pressure and method for preparing same |
| CN202055757U (en) * | 2011-04-26 | 2011-11-30 | 深圳市海明润实业有限公司 | Polycrystalline diamond compact with arc-shaped layer interface |
-
2012
- 2012-11-16 CN CN201210462514XA patent/CN102913135A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2403541Y (en) * | 2000-02-01 | 2000-11-01 | 河南四方超硬材料有限公司 | Synneusis diamond hard alloy composite tooth |
| CN1433862A (en) * | 2003-02-27 | 2003-08-06 | 武汉理工大学 | Method for preparing composition gradient intermediate transition layer on wedge shape or complex shape drill working-surface |
| CN2881059Y (en) * | 2005-11-25 | 2007-03-21 | 江汉石油钻头股份有限公司 | Impact resistant polycrystal diamond composite sheet |
| US20080142276A1 (en) * | 2006-05-09 | 2008-06-19 | Smith International, Inc. | Thermally stable ultra-hard material compact constructions |
| CN101518822A (en) * | 2009-03-30 | 2009-09-02 | 上海江信超硬材料有限公司 | Boric diamond composite sheet synthesized at high temperature and pressure and method for preparing same |
| CN202055757U (en) * | 2011-04-26 | 2011-11-30 | 深圳市海明润实业有限公司 | Polycrystalline diamond compact with arc-shaped layer interface |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105817631A (en) * | 2016-03-25 | 2016-08-03 | 河南四方达超硬材料股份有限公司 | Manufacturing method for polycrystalline diamond ultra-thin cutting blade |
| CN108972922A (en) * | 2018-07-10 | 2018-12-11 | 山西中聚晶科半导体有限公司 | A kind of sapphire crystal ingot draws stick drilling pipe knife |
| CN117403089A (en) * | 2023-10-17 | 2024-01-16 | 河南省煤科院耐磨技术有限公司 | A method for preparing high toughness and high hardness wear-resistant blocks |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101397614B (en) | Method for preparing Ni cementing WC base cemented carbide | |
| CN102296223A (en) | Fine grain WC-based cemented carbide material and its preparation method | |
| CN101591780A (en) | A kind of preparation method of abrasion resistant coating layer of cutter | |
| CN103484744B (en) | Aluminum oxide base metal ceramic nozzle material and preparation method thereof | |
| CN104480342A (en) | Anti-corrosion copper-based brake material with high friction coefficient and preparation method of anti-corrosion copper-based brake material | |
| CN104863513A (en) | Polycrystalline diamond compact and preparation method thereof | |
| CN102965590A (en) | Modified hard alloy and preparation thereof | |
| CN102913135A (en) | Polycrystalline diamond compound sheet and manufacturing process thereof | |
| CN104562044A (en) | Method for preparing novel magnesium alloy galvanic anode material | |
| CN111646801A (en) | Boron carbide-tungsten carbide composite ceramic gradient material for cutter and preparation method and application thereof | |
| CN112194492B (en) | Silicon nitride ceramic material, preparation method and application thereof, bulletproof insert | |
| CN106625198B (en) | Compound superhard honing stone containing zirconium oxide and preparation method thereof | |
| CN102963058A (en) | Anti-oxidation composite metal material | |
| CN104175237A (en) | Diamond grinding wheel adopting rare-earth modified tungsten-based bond and manufacturing method thereof | |
| JP2013127120A (en) | Laminated structure type cemented carbide, method for manufacturing the same, and tool made of the cemented carbide | |
| CN103286309B (en) | Hard metal used for drilling bit | |
| JP2014184521A (en) | Surface-coated cemented carbide cutting tool | |
| CN119040721A (en) | Method for preparing high-performance PcBN tool from quinary copper-based prealloy powder and titanized cBN | |
| CN104259465A (en) | Rare-earth modified tungsten-base binding agent diamond bit and manufacturing method thereof | |
| CN108972368A (en) | A kind of resinoid bond hard grinding wheel | |
| CN101591739B (en) | Method for preparing quinary P-type hard alloy | |
| CN104148640A (en) | Diamond cutting disc with rare-earth modified tungsten-based binding agents and method for manufacturing diamond cutting disc | |
| CN104148642A (en) | Ultra-thin diamond saw blade made of rare-earth modified tungsten-base binding agent and manufacturing method of ultra-thin diamond saw blade | |
| CN103556024A (en) | WC hard alloy modified by RE-Co low-melting-point alloy superfine powder and compound of superfine powder | |
| CN104233158A (en) | Ni60A-WC nano-coating and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130206 |