CN103774023A - Titanium carbonitride metal ceramic sealing element and preparation method thereof - Google Patents
Titanium carbonitride metal ceramic sealing element and preparation method thereof Download PDFInfo
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- CN103774023A CN103774023A CN201310678478.5A CN201310678478A CN103774023A CN 103774023 A CN103774023 A CN 103774023A CN 201310678478 A CN201310678478 A CN 201310678478A CN 103774023 A CN103774023 A CN 103774023A
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Abstract
The invention relates to a titanium carbonitride metal ceramic sealing element and a preparation method thereof. The sealing material of the titanium carbonitride metal ceramic sealing element consists of titanium carbide, titanium nitride, Ni, tungsten carbide, Mo and carbon black. The titanium carbonitride metal ceramic sealing element is prepared from the components in percentage by weight. The titanium carbonitride metal ceramic sealing element has excellent high-temperature anti-oxidation performance and good wear resistance and corrosion resistance; moreover, abundant titanium resource in China is used as a main raw material to replace rare tungsten resource, thereby reducing the use of tungsten, reaching the purpose of reducing cost and alleviating the resource shortage.
Description
Technical field
The present invention relates to a kind of sealing member, especially a kind of carbon nitridation titanium ceramet sealing member and preparation method thereof.
Background technology
Conventionally Wimet is the product take wolfram varbide as raw material production, for various pump classes or still class sealing member and axle sleeve, along with the continuous expansion of the scope of application, its weak point is also day by day showed out, its high temperature resistance, corrosion resistance nature are poor etc., have limited its practicality under some working condition.In addition, tungsten resource reduces day by day, and production cost day by day improves.Estimate according to expert, the existing tungsten ore resource of coming 10 years class China will face exhausted danger, and therefore open new equivalent material is very urgent.China's titanium resource reserve is abundant, and the adding of titanium nitride, by greatly reduce titanium carbonitride sealing member with to grinding the frictional coefficient between part, thereby increase the service life.Therefore produce carbon nitridation titanium ceramet sealing member product and will be the key addressing the above problem.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of sealing member and preparation method thereof, not only adopts the equivalent material of tungsten to be prepared, and has good high temperature resistant property and good wear resistance and erosion resistance simultaneously.
For solving the problems of the technologies described above, the present invention relates to a kind of carbon nitridation titanium ceramet sealing member.Described carbon nitridation titanium ceramet sealing member is made up of titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black, and described carbon nitridation titanium ceramet sealing member is prepared its component according to following weight per-cent: carbonized titanium powder 58.2%～89.7%, nitrogenize titanium valve 1%～20%, nickel powder 6%～12%, tungsten carbide powder 1%～5%, molybdenum powder 2%～6%, carbon black 0.3%～0.8%.
Because the performance requriements to sealing member in distinct device has difference, therefore can be by changing the allocation ratio of component in described carbon nitridation titanium ceramet sealing member, to obtain the carbon nitridation titanium ceramet sealing member with variant production performance.Wherein, described carbon nitridation titanium ceramet sealing member can be prepared its component according to following weight per-cent: carbonized titanium powder 71.5%, nitrogenize titanium valve 11%, nickel powder 9%, tungsten carbide powder 3%, molybdenum powder 4%, carbon black 0.5%.Adopt this configuration proportion can obtain the comparatively balanced carbon nitridation titanium ceramet sealing member of properties.
Meanwhile, the carbon nitridation titanium ceramet sealing member in the present invention can be prepared its component according to following weight per-cent: carbonized titanium powder 89.7%, nitrogenize titanium valve 1%, nickel powder 6%, tungsten carbide powder 1%, molybdenum powder 2%, carbon black 0.3%.Adopt this configuration proportion can obtain the carbon nitridation titanium ceramet sealing member that hardness is larger.
In addition, the carbon nitridation titanium ceramet sealing member in the present invention can be prepared its component according to following weight per-cent: carbonized titanium powder 58.2%, nitrogenize titanium valve 20%, nickel powder 12%, tungsten carbide powder 5%, molybdenum powder 6%, carbon black 0.8%.Adopt this configuration proportion can obtain the carbon nitridation titanium ceramet sealing member that bending strength is higher.
The invention still further relates to a kind of preparation method of carbon nitridation titanium ceramet sealing member, the preparation method of described carbon nitridation titanium ceramet sealing member comprises following processing step:
1) titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black are mixed according to part by weight;
2) the above-mentioned mixture that mixed is put into ball mill wet-milling, its ratio of grinding media to material is 1:3, and solid-liquid weight ratio is 1:1, normal temperature ball milling 48 hours;
3) by good wet-milling wet feed with after Vacuumdrier recovered alcohol, then powder is dried with steam drying cabinet;
4) powder being dried being added to code name is the alloy special molding agent of HB-C, after drying, crosses 40～100 mesh sieves;
5) the above-mentioned bulk goods that sieves is added in punching block to pressurization 40～110MPa/cm
2compression moulding;
6) biscuit after above-mentioned extrusion forming is put into vacuum oven sintering, temperature is controlled at 1350 ℃～1480 degrees Celsius, is incubated 1～4 hour;
7) product of sintering is carried out to surface grinding processing, after the assay was approved warehouse-in.
Than prior art, tool of the present invention has the following advantages:
1) utilize China to process abundant titanium resource and substitute scarce resource tungsten as main raw material(s), reduce the usage quantity of tungsten, reach cost-saving object, and alleviate resource scarcity problem;
2) in the present invention, carbon nitridation titanium ceramet sealing member has good high-temperature oxidation resistance, has good wear resistance and erosion resistance simultaneously;
3) in carbon nitridation titanium ceramet sealing member, add titanium nitride, greatly reduced titanium carbonitride wear ring and to the frictional coefficient between bull ring, thereby extend its work-ing life;
4) in carbon nitridation titanium ceramet sealing member, add molybdenum element, molybdenum can with soot formation molybdenum carbide, it can increase the wettability of Binder Phase nickel to hard phase, thus improve boundary strength.
Embodiment
Below in conjunction with embodiment, further illustrate the present invention, should understand following embodiment and only be not used in and limit the scope of the invention for the present invention is described.
Embodiment 1
A kind of carbon nitridation titanium ceramet sealing member.The sealing material of described carbon nitridation titanium ceramet sealing member is made up of titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black, and described carbon nitridation titanium ceramet sealing member is prepared its component according to following weight per-cent: carbonized titanium powder 89.7%, nitrogenize titanium valve 1%, nickel powder 6%, tungsten carbide powder 1%, molybdenum powder 2%, carbon black 0.3%.Adopt this configuration proportion can obtain the carbon nitridation titanium ceramet sealing member that hardness is larger.
In carbon nitridation titanium ceramet sealing member, add titanium nitride, greatly reduced titanium carbonitride wear ring and to the frictional coefficient between bull ring, thereby extend its work-ing life.Meanwhile, in carbon nitridation titanium ceramet sealing member, add molybdenum element, molybdenum can with soot formation molybdenum carbide, it can increase the wettability of Binder Phase nickel to hard phase, thus improve boundary strength.
The invention still further relates to a kind of preparation method of carbon nitridation titanium ceramet sealing member, the preparation method of described carbon nitridation titanium ceramet sealing member comprises following processing step:
1) titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black are mixed according to part by weight;
2) the above-mentioned mixture that mixed is put into ball mill wet-milling, its ratio of grinding media to material is 1:3, and solid-liquid weight ratio is 1:1, normal temperature ball milling 48 hours;
3) by good wet-milling wet feed with after Vacuumdrier recovered alcohol, then powder is dried with steam drying cabinet;
4) powder being dried being added to code name is the alloy special molding agent of HB-C, after drying, crosses 40～100 mesh sieves;
5) the above-mentioned bulk goods that sieves is added in punching block to pressurization 40～110MPa/cm
2compression moulding;
6) biscuit after above-mentioned extrusion forming is put into vacuum oven sintering, temperature is controlled at 1350 ℃～1480 degrees Celsius, is incubated 1～4 hour;
7) product of sintering is carried out to surface grinding processing, after the assay was approved warehouse-in.
The carbon nitridation titanium ceramet sealing member that adopts technique scheme to make has good high-temperature oxidation resistance, has good wear resistance and erosion resistance simultaneously; Utilize China to process abundant titanium resource simultaneously and substitute scarce resource tungsten as main raw material(s), reduce the usage quantity of tungsten, reach cost-saving object, and alleviate resource scarcity problem.
Embodiment 2:
A kind of carbon nitridation titanium ceramet sealing member.The sealing material of described carbon nitridation titanium ceramet sealing member is made up of titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black, and described carbon nitridation titanium ceramet sealing member is prepared its component according to following weight per-cent: carbonized titanium powder 71.5%, nitrogenize titanium valve 11%, nickel powder 9%, tungsten carbide powder 3%, molybdenum powder 4%, carbon black 0.5%.Adopt this configuration proportion can obtain the comparatively balanced carbon nitridation titanium ceramet sealing member of properties.
In carbon nitridation titanium ceramet sealing member, add titanium nitride, greatly reduced titanium carbonitride wear ring and to the frictional coefficient between bull ring, thereby extend its work-ing life.Meanwhile, in carbon nitridation titanium ceramet sealing member, add molybdenum element, molybdenum can with soot formation molybdenum carbide, it can increase the wettability of Binder Phase nickel to hard phase, thus improve boundary strength.
The preparation method of described carbon nitridation titanium ceramet sealing member comprises following processing step:
1) titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black are mixed according to part by weight;
2) the above-mentioned mixture that mixed is put into ball mill wet-milling, its ratio of grinding media to material is 1:3, and solid-liquid weight ratio is 1:1, normal temperature ball milling 48 hours;
3) by good wet-milling wet feed with after Vacuumdrier recovered alcohol, then powder is dried with steam drying cabinet;
4) powder being dried being added to code name is the alloy special molding agent of HB-C, after drying, crosses 40～100 mesh sieves;
5) the above-mentioned bulk goods that sieves is added in punching block to pressurization 40～110MPa/cm
2compression moulding;
6) biscuit after above-mentioned extrusion forming is put into vacuum oven sintering, temperature is controlled at 1350 ℃～1480 degrees Celsius, is incubated 1～4 hour;
7) product of sintering is carried out to surface grinding processing, after the assay was approved warehouse-in.
The carbon nitridation titanium ceramet sealing member that adopts technique scheme to make has good high-temperature oxidation resistance, has good wear resistance and erosion resistance simultaneously; Utilize China to process abundant titanium resource simultaneously and substitute scarce resource tungsten as main raw material(s), reduce the usage quantity of tungsten, reach cost-saving object, and alleviate resource scarcity problem.
Embodiment 3
A kind of carbon nitridation titanium ceramet sealing member.The sealing material of described carbon nitridation titanium ceramet sealing member is made up of titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black, and described carbon nitridation titanium ceramet sealing member is prepared its component according to following weight per-cent: carbonized titanium powder 89.7%, nitrogenize titanium valve 1%, nickel powder 6%, tungsten carbide powder 1%, molybdenum powder 2%, carbon black 0.3%.Adopt this configuration proportion can obtain the carbon nitridation titanium ceramet sealing member that bending strength is higher.
In carbon nitridation titanium ceramet sealing member, add titanium nitride, greatly reduced titanium carbonitride wear ring and to the frictional coefficient between bull ring, thereby extend its work-ing life.Meanwhile, in carbon nitridation titanium ceramet sealing member, add molybdenum element, molybdenum can with soot formation molybdenum carbide, it can increase the wettability of Binder Phase nickel to hard phase, thus improve boundary strength.
The preparation method of described carbon nitridation titanium ceramet sealing member comprises following processing step:
1) titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black are mixed according to part by weight;
2) the above-mentioned mixture that mixed is put into ball mill wet-milling, its ratio of grinding media to material is 1:3, and solid-liquid weight ratio is 1:1, normal temperature ball milling 48 hours;
3) by good wet-milling wet feed with after Vacuumdrier recovered alcohol, then powder is dried with steam drying cabinet;
4) powder being dried being added to code name is the alloy special molding agent of HB-C, after drying, crosses 40～100 mesh sieves;
5) the above-mentioned bulk goods that sieves is added in punching block to pressurization 40～110MPa/cm
2compression moulding;
6) biscuit after above-mentioned extrusion forming is put into vacuum oven sintering, temperature is controlled at 1350 ℃～1480 degrees Celsius, is incubated 1～4 hour;
7) product of sintering is carried out to surface grinding processing, after the assay was approved warehouse-in.
The carbon nitridation titanium ceramet sealing member that adopts technique scheme to make has good high-temperature oxidation resistance, has good wear resistance and erosion resistance simultaneously; Utilize China to process abundant titanium resource simultaneously and substitute scarce resource tungsten as main raw material(s), reduce the usage quantity of tungsten, reach cost-saving object, and alleviate resource scarcity problem.
The disclosed technique means of the present invention program is not limited only to the disclosed technique means of above-mentioned embodiment, also comprises the technical scheme being made up of above technical characterictic arbitrary combination.
Claims (5)
1. a carbon nitridation titanium ceramet sealing member, it is characterized in that, the sealing material of described carbon nitridation titanium ceramet sealing member is made up of titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black, and described carbon nitridation titanium ceramet sealing member is prepared its component according to following weight per-cent: carbonized titanium powder 58.2%～89.7%, nitrogenize titanium valve 1%～20%, nickel powder 6%～12%, tungsten carbide powder 1%～5%, molybdenum powder 2%～6%, carbon black 0.3%～0.8%.
2. according to carbon nitridation titanium ceramet sealing member claimed in claim 1, it is characterized in that, described carbon nitridation titanium ceramet sealing member is prepared its component according to following weight per-cent: carbonized titanium powder 71.5%, nitrogenize titanium valve 11%, nickel powder 9%, tungsten carbide powder 3%, molybdenum powder 4%, carbon black 0.5%.
3. according to carbon nitridation titanium ceramet sealing member claimed in claim 1, it is characterized in that, described carbon nitridation titanium ceramet sealing member is prepared its component according to following weight per-cent: carbonized titanium powder 89.7%, nitrogenize titanium valve 1%, nickel powder 6%, tungsten carbide powder 1%, molybdenum powder 2%, carbon black 0.3%.
4. according to carbon nitridation titanium ceramet sealing member claimed in claim 1, it is characterized in that, described carbon nitridation titanium ceramet sealing member is prepared its component according to following weight per-cent: carbonized titanium powder 58.2%, nitrogenize titanium valve 20%, nickel powder 12%, tungsten carbide powder 5%, molybdenum powder 6%, carbon black 0.8%.
5. a preparation method for carbon nitridation titanium ceramet sealing member, is characterized in that, the preparation method of described carbon nitridation titanium ceramet sealing member comprises following processing step:
1) titanium carbide, titanium nitride, nickel, wolfram varbide, molybdenum and carbon black are mixed according to part by weight;
2) the above-mentioned mixture that mixed is put into ball mill wet-milling, its ratio of grinding media to material is 1:3, and solid-liquid weight ratio is 1:1, normal temperature ball milling 48 hours;
3) by good wet-milling wet feed with after Vacuumdrier recovered alcohol, then powder is dried with steam drying cabinet;
4) powder being dried being added to code name is the alloy special molding agent of HB-C, after drying, crosses 40～100 mesh sieves;
5) the above-mentioned bulk goods that sieves is added in punching block to pressurization 40～110MPa/cm
2compression moulding;
6) biscuit after above-mentioned extrusion forming is put into vacuum oven sintering, temperature is controlled at 1350 ℃～1480 degrees Celsius, is incubated 1～4 hour;
7) product of sintering is carried out to surface grinding processing, after the assay was approved warehouse-in.
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Cited By (6)
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| CN104018052A (en) * | 2014-06-24 | 2014-09-03 | 华中科技大学 | TiC crystal whisker-reinforced metal ceramic and preparation method thereof |
| CN104131206A (en) * | 2014-08-14 | 2014-11-05 | 成都西顿硬质合金有限公司 | Titanium carbonitride-based hard alloy high-speed wire guide wheel material and preparation method thereof |
| CN104630589A (en) * | 2015-02-12 | 2015-05-20 | 成都邦普合金材料有限公司 | Tungsten carbide coated composite hard alloy material and preparation method thereof |
| CN107779792A (en) * | 2017-09-29 | 2018-03-09 | 平果富邑智能板有限公司 | A kind of ceramic aluminium sheet and preparation method thereof |
| CN111041321A (en) * | 2019-12-24 | 2020-04-21 | 浙江恒大数控装备有限公司 | Metal ceramic for machine tool guide rail and preparation process thereof |
| CN113046611A (en) * | 2020-12-24 | 2021-06-29 | 成都美奢锐新材料有限公司 | Titanium carbonitride base metal ceramic material with special structure and high-temperature oxidation resistance |
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2013
- 2013-12-14 CN CN201310678478.5A patent/CN103774023A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018052A (en) * | 2014-06-24 | 2014-09-03 | 华中科技大学 | TiC crystal whisker-reinforced metal ceramic and preparation method thereof |
| CN104018052B (en) * | 2014-06-24 | 2016-08-24 | 华中科技大学 | A kind of TiC whisker reinforcedmetal pottery and preparation method thereof |
| CN104131206A (en) * | 2014-08-14 | 2014-11-05 | 成都西顿硬质合金有限公司 | Titanium carbonitride-based hard alloy high-speed wire guide wheel material and preparation method thereof |
| CN104630589A (en) * | 2015-02-12 | 2015-05-20 | 成都邦普合金材料有限公司 | Tungsten carbide coated composite hard alloy material and preparation method thereof |
| CN104630589B (en) * | 2015-02-12 | 2016-08-31 | 成都邦普切削刀具股份有限公司 | A kind of composite hard alloy material of tungsten carbide cladding and preparation method thereof |
| CN107779792A (en) * | 2017-09-29 | 2018-03-09 | 平果富邑智能板有限公司 | A kind of ceramic aluminium sheet and preparation method thereof |
| CN111041321A (en) * | 2019-12-24 | 2020-04-21 | 浙江恒大数控装备有限公司 | Metal ceramic for machine tool guide rail and preparation process thereof |
| CN113046611A (en) * | 2020-12-24 | 2021-06-29 | 成都美奢锐新材料有限公司 | Titanium carbonitride base metal ceramic material with special structure and high-temperature oxidation resistance |
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