CN101890593B - Nickel-based brazing material for brazed diamond tool and preparation method thereof - Google Patents
Nickel-based brazing material for brazed diamond tool and preparation method thereof Download PDFInfo
- Publication number
- CN101890593B CN101890593B CN 201010237468 CN201010237468A CN101890593B CN 101890593 B CN101890593 B CN 101890593B CN 201010237468 CN201010237468 CN 201010237468 CN 201010237468 A CN201010237468 A CN 201010237468A CN 101890593 B CN101890593 B CN 101890593B
- Authority
- CN
- China
- Prior art keywords
- diamond tool
- brazing material
- percent
- brazing
- brazed
- 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.)
- Active
Links
Images
Abstract
The invention discloses a nickel-based brazing material for a brazed diamond tool and a preparation method thereof, and belongs to the technical field of brazing. The brazing material is high-medium temperature Ni-Cr brazing material alloy powder used for the brazed diamond tool, and comprises the following chemical compositions in percentage by weight: 2.0 to 2.5 percent of Si, 4.0 to 4.5 percent of Cr, less than or equal to 0.7 percent of C, 2.0 to 20.0 percent of Fe, 2.0 to 2.5 percent of P, 1.0 to 1.5 percent of B, and the balance of Ni. By accurately controlling the content of B, Si, P and C on the basis of a Ni-Cr series and properly reducing the content of Cr, the brazing material has the advantages of good brazing performance, excellent holding force on the diamond and narrower sold-liquid phase range, namely the liquid phase temperature does not exceed 950 DEG C, the brazing temperature does not exceed 1,000 DEG C; and the diamond tool brazed by the brazing material has satisfied cutting efficiency and service life.
Description
Technical field
The invention belongs to the soldering tech field, particularly a kind of nickel-based brazing material for brazed diamond tool and preparation method thereof.
Technical background
In plating diamond tool, diamond particles belongs to mechanic coating, be easy to come off, and lack of alignment, protrusion is low, chip space is little; In sintered diamond tool, the diamond lack of alignment, diamond and carcass powder can not be realized complete metallurgical binding, go out sword and also are difficult to solve from sharp problem.On this basis, brazed diamond tool arises at the historic moment, and just in time remedies the defective in above-mentioned two kinds of diamond tools preparation.Existing high-temperature nickel-based cored solder kind is a lot, but is suitable for the few of brazed diamond tool, or soldering work excess Temperature (greater than 1000 ℃), or the performance of doctor can not satisfy instructions for use.
In the BNi brazing filler metal, BNila composition (wt.%) is 4.0%～5.0%Si, 13.0%～15.0%Cr, 2.75%～3.5%B, 4.0%～5.0%Fe, and surplus is Ni, and its solid-liquid phase temperature is 977 ℃～1097 ℃; That BNi2 is 4.0%～5.0%Si, 6.0%～8.0%Cr, 2.75%～3.5%B, 2.5%～3.5%Fe, and surplus is Ni, and its solid-liquid phase temperature is 971 ℃～999 ℃; That BNi5 is 9.75%～10.5%Si, 18.5%～19.5%Cr, and surplus is Ni, and its solid-liquid phase temperature is 1073 ℃～1135 ℃, and the brazing temperature of obvious above-mentioned solder all surpasses 1000 ℃, and is unfavorable to diamond, affects the quality of diamond tool.That BNi7 is 13.0%～15.0%Cr, 9.7%～10.5%P, and surplus is Ni, and its solid-liquid phase temperature is 888 ℃; Brazing temperature gets final product more than 900 ℃, but this solder phosphorus content is high, can cause the phosphorus volatilization and form the fragility phase with steel matrix easily.So can not satisfy the needs of diamond tool fully with BNi brazing filler metal brazed diamond tool.In addition, the main component of Zl86100718 Ni-based solder is Ni-Cr-Si-B-Co-Mo, and its non-oxidizability, mechanical behavior under high temperature, brazing property are good, and fusing point is suitable, but high expensive.
The Alloy Metals of Michigan, United States, the trade mark that Inc.of Troy produces is that the cored solder standard analysis (wt.%) of Amdry-750 is: 4.0%Si, 16.5%Cr, 4.0%Fe, 3.8%B, Ni surplus, its fusing point are 1950 °F～2000 °F (being equivalent to 1065.65 ℃～1093.33 ℃).The cored solder of United States Patent (USP) Pat.No.4776862 article Ni-Fe-B-Si system, also have the 60 to 70's of last century some patents of the U.S. such as U.SPat.No.3328189,3378361,3868235,3615309 grades are introduced some Ni base brazing materials, but fusing point surpasses 1000 ℃ basically, is applied to the soldering brazed diamond tool and is easy to cause adamantine hydrothermal alternation and degeneration.
Summary of the invention
The object of the present invention is to provide a kind of nickel-based brazing material for brazed diamond tool and preparation method thereof, because the soldering object is diamond particles and steel matrix in the brazed diamond tool, and in line with following cored solder alloyed powder Composition Design principle: 1. good wetability, lower angle of wetting; 2. good ductility; 3. make diamond that enough protrusion heights and good appearance bits ability are arranged; 4. good hold; 5. lower fusing point; 6. lower cost.Screen in a large amount of Ni-Cr set members, design and preparation have also been invented this cored solder.
Technical problem to be solved by this invention provide a kind of in-Ni-Cr that high temperature is used for brazed diamond tool is the cored solder alloyed powder, and provides the preparation method of above-mentioned alloyed powder.
Ni-Cr of the present invention is used for diamond tool cored solder alloyed powder composition (wt.%) to be: 2.0%～2.5%Si, and 4.0%～4.5%Cr ,≤0.7%C, 2.0%～20.0%Fe, 2.0%～2.5%P, 1.0%～1.5%B, surplus is Ni.
The percetage by weight optimum range of Fe of the present invention is 2.0%～2.5%.
The percetage by weight optimum range of C of the present invention is 0.50%～0.55%.
The solid-liquid phase temperature of Ni-based solder alloyed powder of the present invention is: 880 ℃～930 ℃, optimum is 887.7 ℃-925.6 ℃, and brazing temperature is no more than 980 ℃ and gets final product, and can not cause heat waste to diamond, the good intensity of hold is high, and is better than high-temperature nickel-based cored solder combination property.
The preparation method of above-mentioned alloyed powder provided by the invention is hydraulic atomized, and concrete steps are as follows:
(1) according to percetage by weight 2.0%～2.5%Si, 4.0%～4.5%Cr, 0.5%～0.7%C, 2.0%～20.0%Fe, 2.0%～2.5%P, 1.0%～1.5%B, surplus is the chemical composition batching of Ni;
(2) in intermediate frequency furnace, C is put into furnace bottom, the above is put Ni, Fe and Cr piece, when treating that above-mentioned block of material is molten clear, puts into Si, B and P, in 1450 ℃～1560 ℃ all batchings is melted;
(3) at certain pressure, under the condition of flow and temperature, utilize water under high pressure to above-mentioned melt atomizing and in the atomizing bucket, form required powder.
The pressure of above-mentioned atomizing can be at 480Kg～850kg, and flow is adjusted in 70L/ minute～150L/ minute scope, and atomization temperature is controlled at 1350 ℃～1560 ℃.
Of the present inventionly be a little, on the basis of Ni-Cr system, accurately control the content of B, Si, P, C and the content that appropriateness reduces Cr, make it both have good brazing property, again diamond there is outstanding hold, has again simultaneously narrower solid-liquid phase scope, that is liquidus temperature is no more than 950 ℃, and brazing temperature is no more than 1000 ℃, can obtain satisfied cutting efficiency and life-span with the diamond tool of this cored solder soldering.
Description of drawings
Fig. 1 is the DSC curve of the powder of embodiment 1.
Fig. 2 is the DSC curve of the powder of embodiment 2.
Fig. 3 is the DSC curve of the powder of embodiment 3.
Fig. 4 is the powder X-ray material phase analysis of embodiment 3.
Fig. 5 is the SEM shape appearance figure of the powder of embodiment 3.
The specific embodiment
Embodiment 1: the prescription of present embodiment by weight percentage, concrete composition is as follows:
Si:8.0%, Cr:16.5%, C:0.6%, Fe:8.0%, B:3.5%, surplus is Ni.
(1) prepares burden by the proportioning of mentioned component design;
(2) in intermediate frequency furnace, C is put into furnace bottom, the above is put Ni, Fe and Cr piece, when treating that above-mentioned block of material is molten clear, puts into Si and B, in 1520 ℃～1560 ℃ fusings;
(3) at 850Kg pressure, under the condition of 120L/ minute flow and 1560 ℃, utilize water under high pressure that above-mentioned melt is atomized.The laser particle size D of powder after the atomizing
50Be (mistake-200 mesh sieve) about 30 microns, Control for Oxygen Content is in 450ppm.
Above-mentioned hydraulic atomized equipment is the small test equipment.
Fig. 1 is the DSC curve of this composition Ni-Cr-B-Si, and tester is produced by the anti-company of speeding of the U.S..The solid-liquid phase temperature is 959.5 ℃～1042.5 ℃, does not obviously meet design requirement.
The prescription of present embodiment by weight percentage, concrete composition is as follows:
Si:2.5%, Cr:5.5%, C:0.5%, Fe:2.5%, P:3.0%, surplus is Ni.
Powder preparation method is with embodiment 1.
Fig. 2 is the DSC curve of this composition Ni-Cr-P, and tester is produced by the anti-company of speeding of the U.S..The solid-liquid phase temperature is 933.6 ℃～1283.3 ℃, does not obviously also meet design requirement.
Embodiment 3
The prescription of present embodiment by weight percentage, concrete composition is as follows:
Si:2.5%, Cr:4.5%, C:0.5%, Fe:2.5%, P:2.5%, B:1.5%, surplus is Ni.
(1) prepares burden by the proportioning of mentioned component design;
(2) in intermediate frequency furnace, C is put into furnace bottom, the above is put Ni, Fe and Cr piece, when treating that above-mentioned block of material is molten clear, puts into Si, B and P,, in 1520 ℃～1560 ℃ fusings;
(3) at 500Kg pressure, under the condition of 140L/ minute flow and 1560 ℃, utilize water under high pressure that above-mentioned melt is atomized.The laser particle size D of powder after the atomizing
50Be (mistake-200 mesh sieve) about 20 microns, Control for Oxygen Content is in 650ppm, and the pine dress compares 2.47g/cm
3, without mobile.
Above-mentioned hydraulic atomized equipment is the small test equipment.
Fig. 3 is the DSC curve of this composition Ni-Cr system, and tester is produced by the anti-company of speeding of the U.S..The solid-liquid phase temperature is 887.7 ℃～925.6 ℃, meets design requirement.
Fig. 4 is the powder X-ray material phase analysis of embodiment 3.Utilize x-ray powder diffraction method, powder is carried out facies analysis.With the base peak contrast of Ni, obvious left avertence occurs its peak position moves, and intermediate compound is such as Cr
3Ni
2, NiC etc. is very micro-, illustrates that it forms the solid solution of Ni basically.
Fig. 5 is the SEM shape appearance figure of the powder of embodiment 3.
Claims (3)
1. nickel-based brazing material for brazed diamond tool, it is characterized in that, this cored solder be in-Ni-Cr that high temperature is used for brazed diamond tool is the cored solder alloyed powder, chemical component weight percentage is: 2.0%～2.5%Si, 4.0%～4.5%Cr, 0.5%～0.7%C, 2.0%～8.0%Fe, 2.0%～2.5%P, 1.0%～1.5%B, surplus is Ni.
2. Ni-based solder as claimed in claim 1 is characterized in that, the percetage by weight of Fe is that the percetage by weight of 2.0%～2.5%, C is 0.50%～0.55% in the solder alloy powder.
3. the preparation method of the described nickel-based brazing material for brazed diamond tool of claim 1 is characterized in that, comprises following processing step:
(1) according to percetage by weight 2.0%～2.5%Si, 4.0%～4.5%Cr, 0.5%～0.7%C, 2.0%～8.0%Fe, 2.0%～2.5%P, 1.0%～1.5%B, surplus is the chemical composition batching of Ni;
(2) in intermediate frequency furnace, C is put into furnace bottom, the above is put Ni, Fe and Cr piece, when treating that above-mentioned block of material is molten clear, puts into Si, B and P, in 1450 ℃～1560 ℃ all batchings is melted;
(3) at pressure 480Kg～850kg, flow was at 70L/ minute～150L/ minute, and atomization temperature is controlled at 1350 ℃～1560 ℃, utilizes water under high pressure that above-mentioned melt is atomized, and in the atomizing bucket the required powder of formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010237468 CN101890593B (en) | 2010-07-23 | 2010-07-23 | Nickel-based brazing material for brazed diamond tool and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010237468 CN101890593B (en) | 2010-07-23 | 2010-07-23 | Nickel-based brazing material for brazed diamond tool and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101890593A CN101890593A (en) | 2010-11-24 |
| CN101890593B true CN101890593B (en) | 2013-02-06 |
Family
ID=43100022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010237468 Active CN101890593B (en) | 2010-07-23 | 2010-07-23 | Nickel-based brazing material for brazed diamond tool and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101890593B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103788926B (en) * | 2014-02-26 | 2015-08-19 | 禹州市和汇超硬材料有限公司 | A kind of diamond abrasive and the application in making or reparation excavator bucket teeth thereof |
| CN105499731A (en) * | 2015-11-30 | 2016-04-20 | 苏州市宝玛数控设备有限公司 | Brazed diamond machining technology |
| BR112019015842A2 (en) * | 2017-02-03 | 2020-03-31 | Nissan Motor Co., Ltd | SLIDING ELEMENT AND INTERNAL COMBUSTION ENGINE SLIDING ELEMENT |
| CN106976023B (en) * | 2017-03-31 | 2018-12-07 | 苏州科技大学 | A kind of method of induction heating high-entropy alloy Furnace Brazing of Diamond Grinding Wheel With Ni |
| CN106863158B (en) * | 2017-03-31 | 2018-12-07 | 苏州科技大学 | A kind of method of vacuum brazing cubic boron nitride abrasive wheel |
| CN111250892A (en) * | 2020-03-13 | 2020-06-09 | 苏州昆腾威新材料科技有限公司 | Brazing material for automatic brazing, and preparation method and application thereof |
| CN112222676B (en) * | 2020-08-24 | 2022-02-22 | 西安交通大学 | Micro-nano powder modified active brazing filler metal and preparation method thereof |
| CN114178737A (en) * | 2021-12-30 | 2022-03-15 | 南京固华机电科技有限公司 | Novel composite brazing filler metal and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0309786A1 (en) * | 1987-09-29 | 1989-04-05 | Vacuumschmelze GmbH | Nickel-based solder for high temperature soldered joint |
| EP1702081A1 (en) * | 2003-12-04 | 2006-09-20 | MTU Aero Engines GmbH | Nickel-based solder alloy, devoid of tungsten, comprising specific ratios of boron, yttrium and palladium |
| CN1876312A (en) * | 2006-07-04 | 2006-12-13 | 广州有色金属研究院 | Nickel soldering paste for automatic brazing |
| CN101524779A (en) * | 2008-03-05 | 2009-09-09 | 丹阳市友和工具有限责任公司 | Brazing technology for diamond |
| CN101670500A (en) * | 2009-09-25 | 2010-03-17 | 广州有色金属研究院 | Aqueous nickel welding paste for stainless steel brazing |
| CN101780604A (en) * | 2009-01-19 | 2010-07-21 | 中国科学院金属研究所 | NiCrBSi-NiSiB composite powder brazing material |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007028275A1 (en) * | 2007-06-15 | 2008-12-18 | Vacuumschmelze Gmbh & Co. Kg | Brazing foil on an iron basis as well as methods for brazing |
-
2010
- 2010-07-23 CN CN 201010237468 patent/CN101890593B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0309786A1 (en) * | 1987-09-29 | 1989-04-05 | Vacuumschmelze GmbH | Nickel-based solder for high temperature soldered joint |
| EP1702081A1 (en) * | 2003-12-04 | 2006-09-20 | MTU Aero Engines GmbH | Nickel-based solder alloy, devoid of tungsten, comprising specific ratios of boron, yttrium and palladium |
| CN1876312A (en) * | 2006-07-04 | 2006-12-13 | 广州有色金属研究院 | Nickel soldering paste for automatic brazing |
| CN101524779A (en) * | 2008-03-05 | 2009-09-09 | 丹阳市友和工具有限责任公司 | Brazing technology for diamond |
| CN101780604A (en) * | 2009-01-19 | 2010-07-21 | 中国科学院金属研究所 | NiCrBSi-NiSiB composite powder brazing material |
| CN101670500A (en) * | 2009-09-25 | 2010-03-17 | 广州有色金属研究院 | Aqueous nickel welding paste for stainless steel brazing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101890593A (en) | 2010-11-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101890593B (en) | Nickel-based brazing material for brazed diamond tool and preparation method thereof | |
| EP1062068B1 (en) | Superabrasive wire saw and method for making the saw | |
| CN104428100B (en) | Combined wire and its manufacturing method | |
| JP7311633B2 (en) | Nickel-base alloy for powder and method for producing powder | |
| CN105033507B (en) | A kind of welding rod special for special repairing built-up welding for hot-work die | |
| CN102319934B (en) | Brazing process of diamond saw blade | |
| KR101613156B1 (en) | Braze foil for high-temperature brazing and methods for repairing or producing components using said braze foil | |
| CN112823076A (en) | Compositions, methods, and products of materials for liquid metal deposition or additive manufacturing | |
| CN104233282B (en) | A kind of Co-based alloy powder repaired for wheel disc of turbocharger of internal combustion engine | |
| CN105349844A (en) | Laser cladding alloy powder with high wear resistance and preparation method thereof | |
| CN105081611B (en) | A kind of thin diameter flux wire being exclusively used in hot-work die reparation built-up welding | |
| US20170368641A1 (en) | Brazing alloy | |
| TWI574770B (en) | Ti-based welding consumables and manufacturing methods thereof | |
| CN108381059A (en) | A kind of Cu-Sn-Ti superalloy solders and preparation method thereof containing Fe, Ni, Si | |
| CN101623800A (en) | Magnesium-based brazing filler metal alloy and preparation method thereof | |
| CN109465567A (en) | A kind of diamond abrasive tool soldering active solder | |
| CN103920984A (en) | Combined type stirring, rubbing and welding head manufactured by using double materials and manufacturing process thereof | |
| CN104988355A (en) | Method for reducing hot-cracking tendency of nickle-based superalloy powder material for 3D printing | |
| CN111250807B (en) | Diamond tool and preparation method thereof | |
| CN106884109B (en) | A kind of method of Ni-based multicomponent laser cladding powder and the laser melting coating powder | |
| CA2892986A1 (en) | Imparting high-temperature wear resistance to turbine blade z-notches | |
| CN101791788B (en) | Preparation method of cold pressing sintered diamond millstone | |
| CN103952595A (en) | Laser-cladding powder for repairing directional solidified nickel-based high-temperature alloy blade | |
| Kantzos | Feedstock for metal additive manufacturing | |
| CN110106375A (en) | A kind of Cu-Sn-Ti high temperature alloy solder preparation method containing Fe, Ni, Si |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170105 Address after: 065701 Langfang city of Hebei province Bazhou city Shengfang town Wuping Road North Patentee after: An Tai (Bazhou) special flour Co., Ltd. Address before: 100081 Haidian District Institute of South Road, Beijing, No. 76 Patentee before: Advanced Technology and Materials Co., Ltd. |