CN105801123A - Self-lubricated silicon metal ceramic material for bearing and preparation method of self-lubricated silicon metal ceramic material - Google Patents
Self-lubricated silicon metal ceramic material for bearing and preparation method of self-lubricated silicon metal ceramic material Download PDFInfo
- Publication number
- CN105801123A CN105801123A CN201610120542.1A CN201610120542A CN105801123A CN 105801123 A CN105801123 A CN 105801123A CN 201610120542 A CN201610120542 A CN 201610120542A CN 105801123 A CN105801123 A CN 105801123A
- Authority
- CN
- China
- Prior art keywords
- bearing
- powder
- self
- parts
- nitride powder
- 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
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
- C04B35/565—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
- C04B2235/3873—Silicon nitrides, e.g. silicon carbonitride, silicon oxynitride
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
- C04B2235/3886—Refractory metal nitrides, e.g. vanadium nitride, tungsten nitride
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
- C04B2235/425—Graphite
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Products (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a self-lubricated silicon metal ceramic material for a bearing. The self-lubricated silicon metal ceramic material consists of the following raw materials in parts by weight: 85-90 parts of silicon carbide powder, 12-15 parts of silicon nitride powder, 6-9 parts of carbon monofluoride, 5-7 parts of aluminum oxide powder and 3-5 parts of tantalum nitride powder. The invention further provides a preparation method of the self-lubricated silicon metal ceramic material for the bearing. The self-lubricated silicon metal ceramic material for the bearing, which is disclosed by the invention, is high in bending strength and sufficient in strength, so that the bearing can work normally under high-speed operation; the material is low in friction coefficient, that is, as solid self-lubricated materials silicon nitride powder and carbon monofluoride are added and the silicon nitride powder is matched with the carbon monofluoride, the friction coefficient of the self-lubricated silicon metal ceramic material is reduced, the material is relatively suitable for being used as a bearing material and is high in heat conductivity and good in heat radiation effect, heat generated when the bearing is operated can be rapidly radiated, and the service life of the bearing can be prolonged.
Description
Technical field
The present invention relates to technical field of ceramic material, a kind of self-lubricating silicon carbide cermet material for bearing and preparation method thereof.
Background technology
Bearing is a kind of important spare part in plant equipment in the present age.Its major function is to support machinery rotary body, reduces the friction in its motor process
Coefficient, and ensure its rotating accuracy.According to national statistics office data, Chinese bearing mnanufacture industry size (annual sales revenue 20000000 yuan in 2011
Above) enterprise has 1416 enterprises, realizes total industrial output value 1932.11 hundred million yuan the whole year, increases by 27.59% on a year-on-year basis；Income from sales is 1910.97
Hundred million yuan, increase by 30.30% on a year-on-year basis；Total profit 125.23 hundred million yuan, relatively last year, growth was 26.54%.Expect 2015, China's bearing yield
Being expected to more than 28,000,000,000 sets, main business income is expected to reach 210,000,000,000 yuan, becomes the maximum Production of bearing in the whole world and sells base.China's bearing
Although industry total amount is huge, but predominantly low-end product, the bearing under some special operation conditions mainly uses import, as at high level milling train, lathe
The bearing used in the equipment such as machine tool.These equipment requirements bearings normally can work, according to common alloy axle under conditions of high temperature, high speed
Hold, then under high temperature or high-speed condition, the hardness of bearing material can be caused drastically to decline, cause bearing shorter for service life.Though conventional ceramic bearing
So can work under conditions of high temperature and high speed, but its fragility is big, processing difficulties.Ceramic metal, as novel ceramic material, has metal and pottery concurrently
The advantage of porcelain, density is little, wear-resisting, and will not be because of quenching or shock heating and embrittlement, it is possible to work in the environment of high temperature and high speed, but existing metal
Ceramic material self-lubricating property is the best, and therefore, the market demand can the cermet material of self-lubricating.
Summary of the invention
It is an object of the invention to provide a kind of self-lubricating silicon carbide cermet material for bearing and preparation method thereof, to solve above-mentioned background skill
The problem proposed in art.
For achieving the above object, the present invention provides following technical scheme:
A kind of self-lubricating silicon carbide cermet material for bearing, is made up of according to the raw material of weight portion following: silicon carbide powder 85-90 part,
Beta-silicon nitride powder 12-15 part, fluorographite 6-9 part, alumina powder jointed 5-7 part, tantalum nitride powder body 3-5 part.
As the further scheme of the present invention: be made up of according to the raw material of weight portion following: silicon carbide powder 86-89 part, beta-silicon nitride powder 13-14
Part, fluorographite 7-8 part, alumina powder jointed 6-7 part, tantalum nitride powder body 4-5 part.
As the present invention further scheme: be made up of according to the raw material of weight portion following: silicon carbide powder 88 parts, beta-silicon nitride powder 13 parts,
Fluorographite 7 parts, alumina powder jointed 6 parts, tantalum nitride powder body 4 parts.
The preparation method of the described self-lubricating silicon carbide cermet material for bearing, step is as follows:
1) silicon carbide powder, beta-silicon nitride powder, fluorographite, alumina powder jointed and tantalum nitride powder body are weighed, using dehydrated alcohol as medium, super
Sound dispersion 25-30min, it is thus achieved that the first compound；
2) the first compound is added to ball mill, wet ball grinding 20-25h, it is thus achieved that the second compound；
3) the second compound is added to vacuum drying oven, obtain mixed powder after drying；
4) being added to hot-pressed sintering furnace by mixed powder, be sintered under the atmosphere of noble gas, pressure is 80-90Mpa, and sintering temperature is
1600-1650 DEG C, sintering method is: be first warming up to 1100-1150 DEG C with 15 DEG C/min, is incubated 2h, carries out presintering, then with 10 DEG C/min
It is warming up to sintering temperature, is incubated 40-60min, natural cooling.
Compared with prior art, the invention has the beneficial effects as follows: the self-lubricating silicon carbide cermet material for bearing prepared by the present invention, bending resistance
Intensity is 985-1038Mpa, and bending strength is high, has enough intensity to ensure that bearing is in the lower normal work that runs up；Coefficient of friction is
0.14-0.18, coefficient of friction is low, and by adding solid self lubricant material beta-silicon nitride powder and fluorographite, beta-silicon nitride powder coordinates with fluorographite,
Reduce the coefficient of friction of this silicon-carbide metal ceramic material so that it is be more applicable for as bearing material；Thermal conductivity is 22-24W/ (m*K), heat
Conductance is high, and radiating effect is good, it is possible to quickly distributed by the heat produced during bearing operation, postpones the service life of bearing.
Detailed description of the invention
Below in conjunction with detailed description of the invention, technical scheme is described in more detail.
Embodiment 1
A kind of self-lubricating silicon carbide cermet material for bearing, is made up of according to the raw material of weight portion following: silicon carbide powder 85 parts, nitrogen
SiClx powder body 12 parts, fluorographite 6 parts, alumina powder jointed 5 parts, tantalum nitride powder body 3 parts.
Preparation method is:
1) silicon carbide powder, beta-silicon nitride powder, fluorographite, alumina powder jointed and tantalum nitride powder body are weighed, using dehydrated alcohol as medium, super
Sound dispersion 25min, it is thus achieved that the first compound；
2) the first compound is added to ball mill, wet ball grinding 20h, it is thus achieved that the second compound；
3) the second compound is added to vacuum drying oven, obtain mixed powder after drying；
4) being added to hot-pressed sintering furnace by mixed powder, be sintered under the atmosphere of noble gas, pressure is 80Mpa, and sintering temperature is
1600 DEG C, sintering method is: be first warming up to 1100 DEG C with 15 DEG C/min, is incubated 2h, carries out presintering, be then warming up to 10 DEG C/min
Sintering temperature, is incubated 40min, natural cooling.
Embodiment 2
A kind of self-lubricating silicon carbide cermet material for bearing, is made up of according to the raw material of weight portion following: silicon carbide powder 90 parts, nitrogen
SiClx powder body 15 parts, fluorographite 9 parts, alumina powder jointed 7 parts, tantalum nitride powder body 5 parts.
Preparation method is:
1) silicon carbide powder, beta-silicon nitride powder, fluorographite, alumina powder jointed and tantalum nitride powder body are weighed, using dehydrated alcohol as medium, super
Sound dispersion 30min, it is thus achieved that the first compound；
2) the first compound is added to ball mill, wet ball grinding 25h, it is thus achieved that the second compound；
3) the second compound is added to vacuum drying oven, obtain mixed powder after drying；
4) being added to hot-pressed sintering furnace by mixed powder, be sintered under the atmosphere of noble gas, pressure is 90Mpa, and sintering temperature is
1650 DEG C, sintering method is: be first warming up to 1150 DEG C with 15 DEG C/min, is incubated 2h, carries out presintering, be then warming up to 10 DEG C/min
Sintering temperature, is incubated 60min, natural cooling.
Embodiment 3
A kind of self-lubricating silicon carbide cermet material for bearing, is made up of according to the raw material of weight portion following: silicon carbide powder 88 parts, nitrogen
SiClx powder body 13 parts, fluorographite 7 parts, alumina powder jointed 6 parts, tantalum nitride powder body 4 parts.
Preparation method is:
1) silicon carbide powder, beta-silicon nitride powder, fluorographite, alumina powder jointed and tantalum nitride powder body are weighed, using dehydrated alcohol as medium, super
Sound dispersion 30min, it is thus achieved that the first compound；
2) the first compound is added to ball mill, wet ball grinding 23h, it is thus achieved that the second compound；
3) the second compound is added to vacuum drying oven, obtain mixed powder after drying；
4) being added to hot-pressed sintering furnace by mixed powder, be sintered under the atmosphere of noble gas, pressure is 85Mpa, and sintering temperature is
1625 DEG C, sintering method is: be first warming up to 1125 DEG C with 15 DEG C/min, is incubated 2h, carries out presintering, be then warming up to 10 DEG C/min
Sintering temperature, is incubated 50min, natural cooling.
Embodiment 4
A kind of self-lubricating silicon carbide cermet material for bearing, is made up of according to the raw material of weight portion following: silicon carbide powder 90 parts, nitrogen
SiClx powder body 13 parts, fluorographite 9 parts, alumina powder jointed 7 parts, tantalum nitride powder body 4 parts.
Preparation method is:
1) silicon carbide powder, beta-silicon nitride powder, fluorographite, alumina powder jointed and tantalum nitride powder body are weighed, using dehydrated alcohol as medium, super
Sound dispersion 25min, it is thus achieved that the first compound；
2) the first compound is added to ball mill, wet ball grinding 22h, it is thus achieved that the second compound；
3) the second compound is added to vacuum drying oven, obtain mixed powder after drying；
4) being added to hot-pressed sintering furnace by mixed powder, be sintered under the atmosphere of noble gas, pressure is 83Mpa, and sintering temperature is
1610 DEG C, sintering method is: be first warming up to 1150 DEG C with 15 DEG C/min, is incubated 2h, carries out presintering, be then warming up to 10 DEG C/min
Sintering temperature, is incubated 60min, natural cooling.
Embodiment 5
A kind of self-lubricating silicon carbide cermet material for bearing, is made up of according to the raw material of weight portion following: silicon carbide powder 86 parts, nitrogen
SiClx powder body 12 parts, fluorographite 7 parts, alumina powder jointed 6 parts, tantalum nitride powder body 3 parts.
Preparation method is:
1) silicon carbide powder, beta-silicon nitride powder, fluorographite, alumina powder jointed and tantalum nitride powder body are weighed, using dehydrated alcohol as medium, super
Sound dispersion 26min, it is thus achieved that the first compound；
2) the first compound is added to ball mill, wet ball grinding 20h, it is thus achieved that the second compound；
3) the second compound is added to vacuum drying oven, obtain mixed powder after drying；
4) being added to hot-pressed sintering furnace by mixed powder, be sintered under the atmosphere of noble gas, pressure is 83Mpa, and sintering temperature is
1620 DEG C, sintering method is: be first warming up to 1100 DEG C with 15 DEG C/min, is incubated 2h, carries out presintering, be then warming up to 10 DEG C/min
Sintering temperature, is incubated 60min, natural cooling.
Comparative example 1
Compared with Example 3, without beta-silicon nitride powder, other are same as in Example 3.
Comparative example 2
Compared with Example 3, without alumina powder jointed, other are same as in Example 3.
Comparative example 3
Compared with Example 3, without tantalum nitride powder body, other are same as in Example 3.
Performance test
Sample prepared by embodiment 1-5 and comparative example 1-3 is carried out performance test, and test result is as shown in table 1.
Table 1 performance test table
| Bending strength (Mpa) | Coefficient of friction | Thermal conductivity (W/ (m*K)) | |
| Embodiment 1 | 985 | 0.18 | 22 |
| Embodiment 2 | 1015 | 0.14 | 24 |
| Embodiment 3 | 1038 | 0.15 | 23 |
| Embodiment 4 | 1036 | 0.16 | 24 |
| Embodiment 5 | 1007 | 0.16 | 23 |
| Comparative example 1 | 987 | 0.32 | 22 |
| Comparative example 2 | 992 | 0.17 | 12 |
| Comparative example 3 | 735 | 0.16 | 24 |
Note: the pressure of Test of Friction is 15N, relative friction speed is 200m/s.
As can be seen from the above table, the self-lubricating silicon carbide cermet material for bearing prepared by the present invention, bending strength is 985-1038Mpa,
Bending strength is high, have enough intensity to ensure bearing in the lower normal work that runs up, coefficient of friction is 0.14-0.18, and coefficient of friction is low,
By adding solid self lubricant material beta-silicon nitride powder and fluorographite, beta-silicon nitride powder coordinates with fluorographite, reduces this silicon-carbide metal pottery
The coefficient of friction of material so that it is be more applicable for as bearing material, thermal conductivity is 22-24W/ (m*K), and thermal conductivity is high, and radiating effect is good,
The heat produced during bearing operation quickly can be distributed, postpone the service life of bearing.
It addition, contrasted with embodiment 3 respectively by the test data of comparative example 1-3, the coefficient of friction of comparative example 1 is far above embodiment 3, right
Compared with Example 3, without beta-silicon nitride powder, other are same as in Example 3, therefore may determine that for ratio 1, by increasing beta-silicon nitride powder,
Beta-silicon nitride powder coordinates with fluorographite, reduces the coefficient of friction of this silicon-carbide metal ceramic material；The thermal conductivity of comparative example 2 is less than embodiment 3,
Compared with Example 3, without alumina powder jointed, other are same as in Example 3, therefore may determine that for comparative example 2, alumina powder jointed by adding,
The thermal conductivity of this silicon-carbide metal ceramic material can be increased；The bending strength of comparative example 3 is less than embodiment 3, compared with Example 3, the most nitrogenous
Changing tantalum powder body, other are same as in Example 3, therefore may determine that, by adding tantalum nitride powder body, by increasing capacitance it is possible to increase this silicon-carbide metal ceramic material
Bending strength.
Above the better embodiment of the present invention is explained in detail, but the present invention is not limited to above-mentioned embodiment, in the common skill of this area
In the ken that art personnel are possessed, it is also possible on the premise of without departing from present inventive concept, various changes can be made.
Claims (4)
1. the self-lubricating silicon carbide cermet material for bearing, it is characterised in that be made up of according to the raw material of weight portion following: carbonization
Silicon powder 85-90 part, beta-silicon nitride powder 12-15 part, fluorographite 6-9 part, alumina powder jointed 5-7 part, tantalum nitride powder body 3-5 part.
Self-lubricating silicon carbide cermet material for bearing the most according to claim 1, it is characterised in that by following according to weight portion
Raw material composition: silicon carbide powder 86-89 part, beta-silicon nitride powder 13-14 part, fluorographite 7-8 part, alumina powder jointed 6-7 part, tantalum nitride
Powder body 4-5 part.
Self-lubricating silicon carbide cermet material for bearing the most according to claim 2, it is characterised in that by following according to weight portion
Raw material composition: silicon carbide powder 88 parts, beta-silicon nitride powder 13 parts, fluorographite 7 parts, alumina powder jointed 6 parts, tantalum nitride powder body 4 parts.
4. the preparation method of the self-lubricating silicon carbide cermet material for bearing as described in claim 1-3 is arbitrary, it is characterised in that
Step is as follows:
1) silicon carbide powder, beta-silicon nitride powder, fluorographite, alumina powder jointed and tantalum nitride powder body are weighed, using dehydrated alcohol as medium, super
Sound dispersion 25-30min, it is thus achieved that the first compound；
2) the first compound is added to ball mill, wet ball grinding 20-25h, it is thus achieved that the second compound；
3) the second compound is added to vacuum drying oven, obtain mixed powder after drying；
4) being added to hot-pressed sintering furnace by mixed powder, be sintered under the atmosphere of noble gas, pressure is 80-90Mpa, and sintering temperature is
1600-1650 DEG C, sintering method is: be first warming up to 1100-1150 DEG C with 15 DEG C/min, is incubated 2h, carries out presintering, then with 10 DEG C/min
It is warming up to sintering temperature, is incubated 40-60min, natural cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120542.1A CN105801123A (en) | 2016-03-03 | 2016-03-03 | Self-lubricated silicon metal ceramic material for bearing and preparation method of self-lubricated silicon metal ceramic material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120542.1A CN105801123A (en) | 2016-03-03 | 2016-03-03 | Self-lubricated silicon metal ceramic material for bearing and preparation method of self-lubricated silicon metal ceramic material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105801123A true CN105801123A (en) | 2016-07-27 |
Family
ID=56465947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610120542.1A Pending CN105801123A (en) | 2016-03-03 | 2016-03-03 | Self-lubricated silicon metal ceramic material for bearing and preparation method of self-lubricated silicon metal ceramic material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105801123A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108530084A (en) * | 2018-05-31 | 2018-09-14 | 深圳市商德先进陶瓷股份有限公司 | Porous ceramics and preparation method thereof, air-bearing and application |
| CN115433018A (en) * | 2022-10-19 | 2022-12-06 | 铜陵优必胜新材料科技有限公司 | Silicon carbide ceramic chip and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172877A (en) * | 2006-10-16 | 2008-05-07 | 宁波大学 | Process for manufacturing multicomponent combination toughness reinforcing silicon carbide ceramic including crystal whisker and fibre |
| CN102030533A (en) * | 2010-11-09 | 2011-04-27 | 浙江大学 | Low-friction-factor silicon carbide ceramic sealing element and preparation method thereof |
| CN103011822A (en) * | 2011-09-28 | 2013-04-03 | 深圳光启高等理工研究院 | Metamaterial dielectric substrate material and preparation method thereof |
| CN203488557U (en) * | 2013-05-29 | 2014-03-19 | 上海高越精密陶瓷有限公司 | Silicon nitride ceramic bearing ball |
| CN104496478A (en) * | 2014-12-08 | 2015-04-08 | 中国船舶重工集团公司第七二五研究所 | Method for preparing self-lubricating silicon carbide sealing material through pressureless sintering |
| CN104692807A (en) * | 2015-03-06 | 2015-06-10 | 吴江华诚复合材料科技有限公司 | Engineering ceramic material and preparation method thereof |
| CN105296781A (en) * | 2015-12-02 | 2016-02-03 | 苏州捷德瑞精密机械有限公司 | Alloy material for cutter and preparation method thereof |
-
2016
- 2016-03-03 CN CN201610120542.1A patent/CN105801123A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172877A (en) * | 2006-10-16 | 2008-05-07 | 宁波大学 | Process for manufacturing multicomponent combination toughness reinforcing silicon carbide ceramic including crystal whisker and fibre |
| CN102030533A (en) * | 2010-11-09 | 2011-04-27 | 浙江大学 | Low-friction-factor silicon carbide ceramic sealing element and preparation method thereof |
| CN103011822A (en) * | 2011-09-28 | 2013-04-03 | 深圳光启高等理工研究院 | Metamaterial dielectric substrate material and preparation method thereof |
| CN203488557U (en) * | 2013-05-29 | 2014-03-19 | 上海高越精密陶瓷有限公司 | Silicon nitride ceramic bearing ball |
| CN104496478A (en) * | 2014-12-08 | 2015-04-08 | 中国船舶重工集团公司第七二五研究所 | Method for preparing self-lubricating silicon carbide sealing material through pressureless sintering |
| CN104692807A (en) * | 2015-03-06 | 2015-06-10 | 吴江华诚复合材料科技有限公司 | Engineering ceramic material and preparation method thereof |
| CN105296781A (en) * | 2015-12-02 | 2016-02-03 | 苏州捷德瑞精密机械有限公司 | Alloy material for cutter and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108530084A (en) * | 2018-05-31 | 2018-09-14 | 深圳市商德先进陶瓷股份有限公司 | Porous ceramics and preparation method thereof, air-bearing and application |
| CN108530084B (en) * | 2018-05-31 | 2020-09-15 | 深圳市商德先进陶瓷股份有限公司 | Porous ceramic, preparation method thereof, air-bearing and application |
| CN115433018A (en) * | 2022-10-19 | 2022-12-06 | 铜陵优必胜新材料科技有限公司 | Silicon carbide ceramic chip and preparation method thereof |
| CN115433018B (en) * | 2022-10-19 | 2023-11-21 | 铜陵优必胜新材料科技有限公司 | Silicon carbide ceramic wafer and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109280818B (en) | Wear-resistant antifriction aluminum-based composite material | |
| CN103058667B (en) | Nano solid lubricant and nano ceramic grain composite modified cutter material and preparation method thereof | |
| CN105801123A (en) | Self-lubricated silicon metal ceramic material for bearing and preparation method of self-lubricated silicon metal ceramic material | |
| CN105132780B (en) | A kind of high-speed rod-rolling mill Roll Collar and preparation method thereof | |
| CN110079720B (en) | Gradient hard alloy and preparation method and application thereof | |
| CN101169188A (en) | Silicon carbide ceramic seal ring | |
| CN110981497A (en) | High-thermal-conductivity and high-wear-resistance silicon nitride ceramic and preparation method and application thereof | |
| CN114031406A (en) | Easy-to-sinter wear-resistant antifriction high-entropy ceramic material and preparation method thereof | |
| CN110066934B (en) | Alloy material for bearing rolling body and preparation method thereof | |
| CN111571464A (en) | Matrix for high-speed grinding wheel, preparation method of matrix and superhard abrasive grinding wheel | |
| CN106636725A (en) | Copper graphene-based electric contact material and preparation method thereof | |
| CN106086525A (en) | A kind of low friction nickel-base high-temperature self-lubricating composite and preparation method thereof | |
| CN111500913B (en) | Titanium carbonitride cermet material for extrusion die and preparation method thereof | |
| CN107584125A (en) | The preparation method of grand based composites is matched in a kind of high-ductility self-lubricating | |
| CN110318012B (en) | Nickel-based self-lubricating composite material and preparation method thereof | |
| CN104060143B (en) | A kind of method of low pressure nitriding process preparation rich nitrogen functionally graded metal pottery | |
| Serdyuk et al. | The influence of thermal compression treatment parameters on quality characteristics and wear mechanisms of T5K10 carbide inserts in rough turning | |
| CN113174542B (en) | Multiphase ceramic particle dispersion reinforced iron-based composite material and preparation method thereof | |
| CN109554628A (en) | The preparation method of graphene composite high speed tool steel | |
| CN108439960B (en) | Al (aluminum)2O3-TiB2-TiN ceramic cutter material and preparation method thereof | |
| CN109437908B (en) | High-hot-hardness hard alloy and preparation method thereof | |
| CN113896541A (en) | Environment-friendly ceramic cutter material and preparation method thereof | |
| CN1781877A (en) | Self toughening silion nitride ceramic guide and guard roller and its preparing method | |
| CN103276269A (en) | Carbon nano-tube-tungsten carbide composite material preparation method | |
| CN110747413A (en) | Preparation method of superhard drill bit material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160727 |
|
| RJ01 | Rejection of invention patent application after publication |