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蒙自Silicon Carbide Seal
Category:
蒙自Silicon carbide ceramic
Product Description
Silicon carbide material has high hardness, high wear resistance and chemical resistance. Good thermal conductivity, stable performance at high temperatures, high temperature structural materials.
Key features:
High hardness, wear resistance, high thermal conductivity, high temperature mechanical stability, chemical resistance.
Main applications:
Wear parts, seals, semiconductor equipment parts, high temperature parts.
Technical indicators:
|
Content of main components |
Silicon Carbide |
|
|
Density g/cc |
3.02~3.15 |
|
|
Water absorption% |
0 |
|
|
Mechanical characteristics |
Vickers hardness GPa |
28.0 |
|
Bending strength MPa |
380 |
|
|
Compressive strength MPa |
3900 |
|
|
Young's modulus GPa |
410 |
|
|
Poisson's ratio |
0.14 |
|
|
Fracture toughness MPa · m1/2 |
4 |
|
|
thermal characteristics |
Linear expansion coefficient 40~400 ℃ * 10-6/℃ |
4.0 |
|
Thermal conductivity 20 ℃ W/(m · K) |
120 |
|
|
Specific heat J/(kg · K)* 103 |
0.65 |
|
|
Thermal shock resistance capacity ℃ |
- |
|
|
electrical characteristics |
Volume resistivity 20 ℃ Ω · cm |
102~106 |
|
Dielectric strength KV/mm |
- |
|
|
dielectric constant |
- |
|
|
Dielectric loss coefficient * 10-4 |
- |
|
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