Silicon carbide seal
Silicon carbide materials have high hardness, high wear resistance and chemical resistance. It has good thermal conductivity and stable performance at high temperature. It is a high-temperature structural material.
Main features:
High hardness, wear resistance, high thermal conductivity, stable mechanical properties at high temperatures, and chemical resistance.
main application:
Wear parts, seals, semiconductor equipment parts, high temperature parts.
Technical index:
| Main ingredient content | Silicon carbide | |
|
densityg/cc |
3.02~3.15 |
|
|
Water absorption% |
0 |
|
| Mechanical properties |
Vickers hardnessGPa |
28.0 |
|
Bending strengthMPa |
380 |
|
|
Compressive strengthMPa |
3900 |
|
|
Young's modulusGPa |
410 |
|
|
Poisson's ratio |
0.14 |
|
|
Fracture toughnessMPa·m1/2 |
4 |
|
|
Thermal characteristics |
Coefficient of linear expansion40~400℃*10-6/℃ |
4.0 |
|
Thermal conductivity20℃W/(m·K) |
120 |
|
|
Specific heatJ/(kg·K)*103 |
0.65 |
|
|
Thermal shock resistance ℃ |
- |
|
| Electrical characteristics |
Volume resistivity20℃ Ω·cm |
102~106 |
|
Dielectric strengthKV/mm |
- |
|
|
Dielectric constant |
- |
|
|
Dielectric loss factor*10-4 |
- |
|
Relevant information
Member Qiao Xu: Eliminate the "one cut" plight of the pharmaceutical intermediate industry
Rising LED penetration rate drives high-purity alumina mid-end market
The 20th China International Rubber Technology Exhibition
Hotline:
021-65726586
Address:
Rm. 504, No.1398, PingLiang Rd.,Yangpu District, Shanghai, China
Mailbox:
About us
The company insists on independent innovation, and has obtained a number of scientific research achievements and invention patents in the fields of rubber chemicals and ultrafine materials.
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