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Stock code: 300285
Common material performance comparison table
- Categories:Technical information
- Author:
- Origin:
- Time of issue:2020-02-25
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(Summary description)It mainly produces four types of high-performance ceramic materials: silicon nitride, zirconia, silicon carbide and alumina: products include ceramic balls, hybrid ceramic ball bearings, full ceramic bearings, plastic bearings, ceramic structural parts and ceramic powder.
Common material performance comparison table
(Summary description)It mainly produces four types of high-performance ceramic materials: silicon nitride, zirconia, silicon carbide and alumina: products include ceramic balls, hybrid ceramic ball bearings, full ceramic bearings, plastic bearings, ceramic structural parts and ceramic powder.
- Categories:Technical information
- Author:
- Origin:
- Time of issue:2020-02-25
- Views:0
|
Mechanical behavior |
Unit |
Al2O3 |
SiC |
Si3N4 |
ZrO2 |
GCr15 |
9Cr18 |
|
Density |
g/cm3 |
3.95 |
3.15 |
3.20 |
6.00 |
7.8 |
7.9 |
|
Colour |
— |
Light yellow |
Black |
Black, grey |
White, black |
Silver white |
Silver white |
|
Bending strength |
MPa |
300～400 |
400～500 |
800～1200 |
950～1200 |
2400 |
2600 |
|
Elastic modulus E |
GPa |
380 |
350 |
300-320 |
210 |
208 |
200 |
|
Poisson's ratio |
|
0.22 |
0.14 |
0.26 |
— |
0.3 |
0.3 |
|
Hardness |
Hv |
1800 |
2000～2500 |
1400～1700 |
1100～1300 |
700～800 |
700～800 |
|
HRC |
80 |
85～90 |
75～80 |
70～75 |
58-62 |
58-62 |
|
|
Fracture toughness |
MPa·m1/2 |
3.0～4.0 |
3.0～4.0 |
5.0～7.0 |
8.0～10.0 |
20 |
25 |
|
Maximum use temperature |
℃ |
1000 |
1300 |
800 |
400 |
120 |
150 |
|
Thermal expansion coefficient |
10-6/℃ |
8.4 |
4.0 |
3.3 |
10.3 |
11 |
17 |
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Jiangsu Sinocera jinsheng ceramic Technology Co,Ltd. Address: No. 1, Simu Road, Jintan Economic Development Zone, Jiangsu Province 蘇ICP備13061956號-1