CN107245625A - A kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder and preparation method thereof - Google Patents
A kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder and preparation method thereof Download PDFInfo
- Publication number
- CN107245625A CN107245625A CN201710437053.3A CN201710437053A CN107245625A CN 107245625 A CN107245625 A CN 107245625A CN 201710437053 A CN201710437053 A CN 201710437053A CN 107245625 A CN107245625 A CN 107245625A
- Authority
- CN
- China
- Prior art keywords
- solid
- solution
- tungsten carbide
- titanium tantalum
- carbide titanium
- 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
Classifications
-
- 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
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/058—Mixtures of metal powder with non-metallic powder by reaction sintering (i.e. gasless reaction starting from a mixture of solid metal compounds)
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Products (AREA)
Abstract
The present invention relates to a kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder and preparation method thereof.WC in the Tungsten carbide titanium tantalum molybdenum solid-solution powder, the solid solution：TiC：TaC：Mo2C mass ratio is 20 ~ 30:50~70:5~10:5~15.The preparation method of the Tungsten carbide titanium tantalum molybdenum solid-solution powder is：With WC, TaC, Mo2C、TiO2It is raw material with hydrocarbon black powder, various raw materials is weighed respectively by the composition of solid solution；Alcohol is added, is uniformly mixed raw material by rolling ball milling, raw material mixed slurry is obtained；It is transferred in vacuum drying chamber, dries again, wipes sieve, obtain compound powder；Compound powder is pressed into material base；The material base suppressed is transferred in vacuum reactor again, carbonization solid solution reaction is carried out, Tungsten carbide titanium tantalum molybdenum solid-solution powder is obtained.The present invention can be prepared with fine solid solubility according to different needs（W, Ti, Ta, Mo）C solid solution, the solid solution purity of acquisition is high, prepares ceramic tool with five yuan of solid solution, can improve steady quality, the cutting ability of cutter material.
Description
Technical field
The invention belongs to hard alloy field, and in particular to a kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder and its preparation side
Method.
Background technology
In order to improve the cutting ability of TiC ceramic tool materials, people are commonly incorporated into WC, TaC, Mo2C improves metal
The high temperature red hardness of ceramic cutting tool material, to expand the application of ceramic tool.All be generally with WC, TaC,
Mo2C pure form addition.Research finds addition WC, TaC, and appropriate reduction TiC content can expand TiC funds ceramics
The application of cutting element.Scientific worker has found that WC, TaC are with solid solution thereof by substantial amounts of experiment（W, Ti, Ta）C
Form add when, effect is more preferable.And Binder Phase and TiC wettability can be improved by adding Mo, the mechanics of cutter material is improved
Performance, but Mo addition is general directly with Mo now2C-shaped formula is added, it is difficult to obtain good improvement.
The content of the invention
It is an object of the present invention to provide a kind of quinary（W, Ti, Ta, Mo）C solid-solution powders and preparation method thereof,
To obtain five yuan of solid-solution powders that solid solubility is high so that in material preparation process, the effect of Mo elements can be given full play to.
One of technical scheme is：WC in a kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder, the solid solution:TiC:
TaC:Mo2C mass ratio is 20 ~ 30:50~70:5~10:5~15.
Further, WC in the solid solution:TiC:TaC:Mo2C mass ratio is 22 ~ 26:55~65:4~8:7~12.
Preferably, WC in the solid solution:TiC:TaC:Mo2C mass ratio is 24:61:6:9.
Preferably, the particle mean size of the solid-solution powder is 2 ~ 3 μm.
The two of technical scheme are：The preparation method of Tungsten carbide titanium tantalum molybdenum solid-solution powder, comprises the following steps：
（1）With WC, TaC, Mo2C、TiO2It is raw material with hydrocarbon black powder, above-mentioned various raw materials is calculated by the composition of solid solution
Required quality, and above-mentioned various raw materials are weighed respectively, mixing obtains raw mixture；
（2）Ball-milling medium is added into raw mixture, is uniformly mixed raw material by rolling ball milling, raw material compound is obtained
Slurry, wherein, ratio of grinding media to material is 3 ~ 6:1, mixing time is 8 ~ 12h；
（3）By step（2）The mixture slurry of middle acquisition is transferred in vacuum drying chamber, in -0.06 ~ -0.02Mpa, 70 ~ 80 DEG C of bars
Dried under part, then wipe sieve, obtain the compound powder that particle diameter is 0.5 ~ 1mm；
（4）Compound powder is pressed into material base with 0.4 ~ 0.8MPa pressure；
（5）The material base suppressed is transferred in vacuum reactor, carbonizing reduction reacts 1 ~ 3h at a temperature of 1600 ~ 1800 DEG C,
Finally 3 ~ 5h of solid solution reaction at a temperature of 1800 ~ 2000 DEG C, obtains Tungsten carbide titanium tantalum molybdenum solid-solution powder.
In the present invention, using WC as W sources, TaC is used as Ta sources, Mo2C is used as Mo sources, TiO2As Ti sources, then it is equipped with a certain amount of
Hydrocarbon black powder, reduction and carbonization-solid solution reaction is carried out under vacuo, so that required solid-solution powder is made.Pass through this method
Solid-solution powder obtained by preparation has good solid solubility, is phase structure by XRD analysis, while the purity of product is high,
Oxygen content is low, and composition is controllable.
Further, step（2）Middle ball-milling medium is alcohol.
Further, step（2）Middle ratio of grinding media to material is 4:1, mixing time is 12h.
Further, step（4）Middle briquetting pressure is 0.6MPa.
Further, step（5）Middle carbonizing reduction reaction condition is：1700℃、2h.
Further, step（5）Middle solid solution reaction condition is：1900℃、3h.
Five yuan of the present invention（W, Ti, Ta, Mo）C solid solution solid solubility is high, purity is high, and five yuan of solid solution are used for into metal
The preparation of sintex, can give full play to the effect of solid solution, greatly improve the quality stability of cutter, cutting ability and use
Life-span.
Brief description of the drawings
Fig. 1 is the XRD spectrum of solid-solution powder in embodiments of the invention 1.
Embodiment
The present invention is described in detail below with reference to embodiment.It should be noted that in the case where not conflicting, the present invention
In embodiment and the feature in embodiment can be mutually combined.
Embodiment 1
In the present embodiment, the preparation of Tungsten carbide titanium tantalum molybdenum solid-solution powder comprises the following steps：
（1）With WC as W sources, TaC is used as Ta sources, Mo2C is used as Mo sources, TiO2Source is Ti sources, and using carbon black as reducing agent,
Wherein WC, TaC, Mo2C、TiO2Mass ratio be 15:6:9:52, carbon black proportion is the 23wt.% of raw material total amount, by above-mentioned
Proportioning weighs above-mentioned each raw material respectively, and mixing obtains raw mixture；
（2）Using alcohol as ball-milling medium, raw material is uniformly mixed by rolling ball milling, raw material mixed slurry is obtained, wherein, ball material
Than for 4:1, mixing time is 12h；
（3）By step（2）The mixture slurry of middle acquisition is transferred in vacuum drying chamber, is dried under the conditions of -0.04Mpa, 75 DEG C,
Then sieve is wiped, the compound powder that particle diameter is 0.5 ~ 1mm is obtained；
（4）Compound powder is pressed into material base with 0.6MPa pressure；
（5）The material base suppressed is transferred in vacuum reactor, carbonizing reduction reacts 2h at a temperature of 1700 DEG C, finally exists
Solid solution reaction 3h at a temperature of 1900 DEG C, obtains Tungsten carbide titanium tantalum molybdenum solid-solution powder, the average grain diameter of solid-solution powder is 2 ~ 3
μm。
Method according to implementing 1 is finally organized as（W0.1Ti0.84Ta0.025Mo0.035）C solid-solution powder, solid solution
Powder chemistry composition is shown in Table 1；The XRD spectrum of solid-solution powder in Fig. 1 and the contrast of respective standard PDF cards are understood that gained is solid
Solution powder is single-phase material, and crystallinity is high.
The chemical analysis of the solid solution of table 1
| Element | W | Ti | Ta | Mo | CT | CF | O |
| Test value（wt.%） | 22.18 | 48.74 | 5.7 | 8.55 | 14.53 | 0.02 | 0.08 |
Obtained powdered ingredients are consistent with design load substantially as can be seen from the above table, and oxygen content is very low（≤0.1wt.% ）, powder
With higher purity（＞ 99.5%）；Wherein, CT is the total carbon content of solid solution, and CF is that do not have the good trip of solid solution in solid solution
From carbon content, CF and O belong to miscellaneous, and content is the smaller the better.
Utilize acquisition（W0.1Ti0.84Ta0.025Mo0.035）C solid-solution powders prepare ceramic tool material, and it is prepared
Method is as follows：
（1）According to formula weigh respectively Co, Ni and（W0.1Ti0.84Ta0.025Mo0.035）C, mixing, wherein, Co, Ni average grain
Footpath is respectively 1 μm, and Co, Ni content is respectively 6wt.%, 8wt.%,（W0.1Ti0.84Ta0.025Mo0.035）C addition is
86wt.%；
（2）Using hexane as wet grinding media, ball milling 72h uniformly mixes raw material, wherein, ratio of grinding media to material is 4:1；
（3）Blade blank is pressed into after joining wax mixing 2h, drying and granulating again, under the conditions of 1470 DEG C, 4 ~ 6MPa, low pressure sintering
1.5h, obtains metal pottery cutter material.
Wherein, step（2）The addition of middle hexane is that per kilogram powder stock adds 400 milliliters.
Detection discovery is carried out to the ceramic tool of acquisition, the bending strength of the ceramic tool material reaches
1885MPa, the bending strength than common metal ceramic cutting tool material lifts more than 30%, substantially increases the cutting of cutter material
Ability and service life.
The content that above-described embodiment is illustrated should be understood to that these embodiments are only used for being illustrated more clearly that the present invention, without
For limiting the scope of the present invention, after the present invention has been read, the various equivalent form of values of the those skilled in the art to the present invention
Modification each fall within the application appended claims limited range.
Claims (10)
1. a kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder, it is characterised in that WC in the solid solution:TiC:TaC:Mo2C quality
Than for 20 ~ 30:50~70:5~10:5~15.
2. Tungsten carbide titanium tantalum molybdenum solid-solution powder according to claim 1, it is characterised in that WC in the solid solution:
TiC:TaC:Mo2C mass ratio is 22 ~ 26:55~65:4~8:7~12.
3. Tungsten carbide titanium tantalum molybdenum solid-solution powder according to claim 1, it is characterised in that WC in the solid solution:
TiC:TaC:Mo2C mass ratio is 24:61:6:9.
4. Tungsten carbide titanium tantalum molybdenum solid-solution powder according to claim 1, it is characterised in that the solid-solution powder it is flat
Equal granularity is 2 ~ 3 μm.
5. a kind of preparation method of Tungsten carbide titanium tantalum molybdenum solid-solution powder as described in any one of claim 1 ~ 4, its feature exists
In comprising the following steps：
（1）With WC, TaC, Mo2C、TiO2It is raw material with hydrocarbon black powder, the institute of above-mentioned various raw materials is calculated by the composition of solid solution
Quality is needed, and weighs above-mentioned various raw materials respectively, mixing obtains raw mixture；
（2）Ball-milling medium is added into raw mixture, is uniformly mixed raw material by rolling ball milling, raw material compound is obtained
Slurry, wherein, ratio of grinding media to material is 3 ~ 6:1, mixing time is 8 ~ 12h；
（3）By step（2）The mixture slurry of middle acquisition is transferred in vacuum drying chamber, in -0.06 ~ -0.02Mpa, 70 ~ 80 DEG C of bars
Dried under part, then wipe sieve, obtain the compound powder that particle diameter is 0.5 ~ 1mm；
（4）Compound powder is pressed into material base with 0.4 ~ 0.8MPa pressure；
（5）The material base suppressed is transferred in vacuum reactor, carbonizing reduction reacts 1 ~ 3h at a temperature of 1600 ~ 1800 DEG C,
Finally 3 ~ 5h of solid solution reaction at a temperature of 1800 ~ 2000 DEG C, obtains Tungsten carbide titanium tantalum molybdenum solid-solution powder.
6. the preparation method of Tungsten carbide titanium tantalum molybdenum solid-solution powder according to claim 5, it is characterised in that step（2）
Middle ball-milling medium is alcohol.
7. the preparation method of Tungsten carbide titanium tantalum molybdenum solid-solution powder according to claim 5, it is characterised in that step（2）
Middle ratio of grinding media to material is 4:1, mixing time is 12h.
8. the preparation method of Tungsten carbide titanium tantalum molybdenum solid-solution powder according to claim 5, it is characterised in that step（4）
Middle briquetting pressure is 0.6MPa.
9. the preparation method of Tungsten carbide titanium tantalum molybdenum solid-solution powder according to claim 5, it is characterised in that step（5）
Middle carbonizing reduction reaction condition is：1700℃、2h.
10. the preparation method of Tungsten carbide titanium tantalum molybdenum solid-solution powder according to claim 5, it is characterised in that step（5）
Middle solid solution reaction condition is：1900℃、3h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437053.3A CN107245625A (en) | 2017-06-12 | 2017-06-12 | A kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437053.3A CN107245625A (en) | 2017-06-12 | 2017-06-12 | A kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107245625A true CN107245625A (en) | 2017-10-13 |
Family
ID=60017997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710437053.3A Pending CN107245625A (en) | 2017-06-12 | 2017-06-12 | A kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107245625A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107758666A (en) * | 2017-10-16 | 2018-03-06 | 四川理工学院 | A kind of (Ti, M) C nano solid-solution powder and preparation method thereof |
| CN110273094A (en) * | 2019-08-05 | 2019-09-24 | 赣州锐科合金材料有限公司 | A kind of preparation method of cemented carbide powder |
| CN111434792A (en) * | 2019-01-14 | 2020-07-21 | 嘉兴鸷锐新材料科技有限公司 | Method for preparing hard alloy based on tungsten carbide, titanium carbide and tantalum carbide solid solution |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101070577A (en) * | 2007-05-16 | 2007-11-14 | 四川大学 | Super-fine TiC0.7N0.3 base metal ceramic and preparing method |
| CN101500963A (en) * | 2006-08-08 | 2009-08-05 | 财团法人首尔大学校产学协力财团 | Mixed powder including solid-solution powder and sintered body using the mixed powder, mixed cermet powder including solid-solution powder and cermet using the mixed cermet powder, and fabrication met |
| WO2010029522A2 (en) * | 2008-09-15 | 2010-03-18 | Element Six Holding Gmbh | Wear part with hard facing |
| CN102719720A (en) * | 2011-03-29 | 2012-10-10 | 厦门钨业股份有限公司 | Method for preparing (Ti, Mo, W(Ta, Nb)) (C, N) solid-solution powder |
| CN104451321A (en) * | 2014-12-08 | 2015-03-25 | 长沙伟徽高科技新材料股份有限公司 | Tungsten titanium niobium zirconium carbide solid solution powder and preparation method thereof |
-
2017
- 2017-06-12 CN CN201710437053.3A patent/CN107245625A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101500963A (en) * | 2006-08-08 | 2009-08-05 | 财团法人首尔大学校产学协力财团 | Mixed powder including solid-solution powder and sintered body using the mixed powder, mixed cermet powder including solid-solution powder and cermet using the mixed cermet powder, and fabrication met |
| CN101070577A (en) * | 2007-05-16 | 2007-11-14 | 四川大学 | Super-fine TiC0.7N0.3 base metal ceramic and preparing method |
| WO2010029522A2 (en) * | 2008-09-15 | 2010-03-18 | Element Six Holding Gmbh | Wear part with hard facing |
| CN102719720A (en) * | 2011-03-29 | 2012-10-10 | 厦门钨业股份有限公司 | Method for preparing (Ti, Mo, W(Ta, Nb)) (C, N) solid-solution powder |
| CN104451321A (en) * | 2014-12-08 | 2015-03-25 | 长沙伟徽高科技新材料股份有限公司 | Tungsten titanium niobium zirconium carbide solid solution powder and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 樊新民等编: "《工程陶瓷及其应用》", 31 July 2006, 机械工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107758666A (en) * | 2017-10-16 | 2018-03-06 | 四川理工学院 | A kind of (Ti, M) C nano solid-solution powder and preparation method thereof |
| CN107758666B (en) * | 2017-10-16 | 2020-06-23 | 四川理工学院 | (Ti, M) C nano solid solution powder and preparation method thereof |
| CN111434792A (en) * | 2019-01-14 | 2020-07-21 | 嘉兴鸷锐新材料科技有限公司 | Method for preparing hard alloy based on tungsten carbide, titanium carbide and tantalum carbide solid solution |
| CN110273094A (en) * | 2019-08-05 | 2019-09-24 | 赣州锐科合金材料有限公司 | A kind of preparation method of cemented carbide powder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3488291A (en) | Process and composition for the production of cemented metal carbides | |
| CN102719720B (en) | A kind of preparation method of (Ti, Mo, W (Ta, Nb)) (C, N) solid-solution powder | |
| CN107552802B (en) | Titanium carbonitride-based solid solution powder for metal ceramics and preparation method thereof | |
| CN105886871B (en) | A kind of high strength cemented carbide and preparation method using titanium carbide as main component | |
| JP2009074173A (en) | Ultra-hard composite material and method for manufacturing the same | |
| CN108018473B (en) | Solid solution and metal ceramic cutter material prepared from same | |
| JP6913996B2 (en) | Manufacturing method of fine tungsten carbide powder | |
| CN107245625A (en) | A kind of Tungsten carbide titanium tantalum molybdenum solid-solution powder and preparation method thereof | |
| CN104451321B (en) | A kind of tungsten carbide niobium zirconium solid solution powder and preparation method thereof | |
| CN109136713A (en) | A method of preparing high-intensity and high-tenacity WC-Co hard alloy | |
| CN103305712B (en) | Production method of titanium carbide-based hard alloy | |
| JPWO2008032437A1 (en) | Tungsten carbide powder and manufacturing method thereof, and super hard material and tool using the same | |
| CN102699337B (en) | Method for synthesizing and preparing hard alloy powder by mixing original powder and regenerated powder | |
| JPH05209248A (en) | High hardness and wear-resistant material | |
| CN107244661A (en) | A kind of five yuan of hard alloy solid solution and preparation method thereof | |
| CN106756389B (en) | Containing zirconium solid solution（W, Nb, Zr）C and its manufactured sintered carbide tool material | |
| CN111893339A (en) | Method for preparing high-performance WC-8Co-Y2O3 hard alloy by wet chemical method | |
| JP3063340B2 (en) | Production method of fine tungsten carbide powder | |
| CN107267836A (en) | A kind of twin crystal hard alloy and preparation method thereof | |
| JP6953157B2 (en) | Fine Tungsten Carbide Powder | |
| JP3102167B2 (en) | Production method of fine composite carbide powder for production of tungsten carbide based cemented carbide | |
| CN107177767A (en) | A kind of TiC ceramic tools material and preparation method thereof | |
| CN111218576B (en) | Preparation method of heterogeneous alloy | |
| CN118389892A (en) | Preparation method of metal ceramic cutter material | |
| CN118389891A (en) | Preparation method of metal ceramic cutter material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171013 |
|
| RJ01 | Rejection of invention patent application after publication |