High Temperature Silicon Nitride Ceramics Ring
Brand Name:Weite ceramics
Certification:ISO9001
Model Number:024
Minimum Order Quantity:50 piece
Place of Origin:Jiangsu, China
Price:Negotiate
Contact Now
Add to Cart
Verified Supplier
Address:
Hongwei Development Zone, Dingshu Town, Yixing City, Jiangsu Province
Supplier`s last login times:
within 25 hours
Product Details
Company Profile
Product Details
Silicon Nitride Insulating Ceramic Silicon Nitride Insulating Ring
Product Overview
Silicon nitride ceramics have high strength, especially high-purity
silicon nitride, which is one of the hardest substances in the
world.
Product parameter table
Material Project | Alumina AL203 | Silicon carbide sic | Silicon nitride sin | Silicon nitride sin | ||||
| Color | Ivory | black | black | Milky white, gray black | ||||
| Content(%) | 99.5 | …… | …… | …… | ||||
| Main features |
|
|
|
| ||||
| The main purpose |
|
|
|
| ||||
| Density | Kg/m³ | 3.9*10 | 3.16*10 | 3.3*10 | 6.0*10 | |||
Mechanical behavior | Vickers hardness | Gpa | 16.0 | 23.0 | 14.0 | 13.2 | 12.7 | |
| Flexural strength | Mpa | 360 | 450 | 1020 | 1000 | 1470 | ||
| Compressive strength | Mpa | 2350 | …… | …… | …… | …… | ||
| Fracture toughness | Mpa | 4 | 2-3 | 7 | 4-5 | 4-5 | ||
Thermal performance | Linear expansion coefficient | 40-400℃ | ×10-5/℃ | 7.2 | 3.7 | 2.8 | 10.5 | 10.8 |
| 40-800℃ | 8.0 | 4.4 | 3.3 | 11.0 | 11.3 | |||
| Thermal conductivity | W/(m·k) | 32 | 200 | 27 | 3 | 3 | ||
| Specific heat | J/(kg·k) | 0.78*10 | 0.67*10 | 0.65*10 | 0.46*10 | 0.46*10 | ||
| Thermal shock resistance (in water) | ℃ | 250 | …… | ＞800 | 300 | 350 | ||
| Electrical performance | Dielectric strength | V/m | 15*105 | …… | 13*105 | 11*105 | …… | |
| Volume resistance(20℃) | Ω·cm | ＞1014 | 108 | 1014 | 1013 | …… | ||
| Dielectric constant | …… | 9.6 | …… | 9.9 | 33 | …… | ||
| Loss factor | ×10-4 | 10 | …… | …… | 520 | …… | ||
Product features
1. High temperature and high strength
2. Good thermal shock stability
3. Good fatigue toughness
4. High bending strength at room temperature
5. Wear-resistant and corrosion-resistant
Applications
This product has been widely used in polysilicon reduction furnaces, military manufacturing, aviation, and power.
Product Picture
Very strong corrosion resistance, can be used in strong acids and alkalis, soluble in hydrofluoric acid but does not react with other organic acids.
Product packaging
Packed in carton
FAQ
1. Are you a businessman or a manufacturer?
We are a company, we have our own factory
2. How long is your delivery time?
Negotiable
3. Can the product be customized?
Can be customized
4. What is the product packaging?
Carton or according to customer requirements
High Temperature Silicon Nitride Ceramics Ring
Inquiry Cart
0