Tel:
China Welding Ceramic Backing manufacturer
Yixing Weite Chinaware Co., Ltd

           Weite Ceramics Co., Ltd

Home ProductsSilicon Nitride Ceramics

Silicon nitride ceramics have good electrical insulation and high temperature resistance

Silicon nitride ceramics have good electrical insulation and high temperature resistance

  • Silicon nitride ceramics have good electrical insulation and high temperature resistance
  • Silicon nitride ceramics have good electrical insulation and high temperature resistance
Silicon nitride ceramics have good electrical insulation and high temperature resistance
Product Details:
Place of Origin: Jiangsu, China
Brand Name: Weite ceramics
Certification: ISO9001
Model Number: 026
Payment & Shipping Terms:
Minimum Order Quantity: 50piece
Price: Negotiate
Packaging Details: carton
Supply Ability: 100000 per month
Contact Now
Detailed Product Description
Features: Wear-resistant Product Name: Silicon Nitride Ceramics Ring
Material: Silicon Nitride Ceramics Colour: Dark Grey
Relative Density: 99% Hardness (HV): 14-16
Fracture Toughness: 6-7(MPa•m1/2) Thermal Shock Resistance ΔT℃: 1300
High Light:

99% Silicon Nitride Ceramics

,

16HV Silicon Nitride Ceramics

 

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.

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 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
  • Excellent high frequency electrical insulation
  • Good wear resistance
  • preservative
  • Strong
  • High hardness

 

  • Good high temperature strength
  • High thermal conductivity
  • Strong alkali resistance
  • Wear-resistant
  • Lightweight
  • Good high temperature strength
  • Strong impact resistance
  • Strong corrosion resistance
  • Lightweight
  • High strength and high impact resistance
  • Good self-lubricating
  • Strong alkali resistance
  • Smooth surface
  • Good toughness
The main purpose
  • Wear parts
  • High temperature parts
  • Corrosion resistant parts
  • Machinery Seal
  • Sliding parts
  • High temperature parts
 
  • Molten metal parts
  • Metal plasticity
  • Processed parts
  • Industrial knives
  • Pump parts
  • Wear parts
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

 

  • Wear-resistant
  • anti-oxidation
  • preservative
  • Good thermal shock stability
  • Fatigue willful
  • High bending strength at room temperature

 

Applications

 

This product has been widely used in polysilicon reduction furnaces, military manufacturing, aviation, and power.

Silicon nitride ceramics have good electrical insulation and high temperature resistance 0

 

Product Picture

 

High temperature resistance. At 1200 ℃, the strength and hardness are almost unchanged. It can be used in a high temperature environment. It will not melt under high temperature and will not decompose until 1900 ℃.

Silicon nitride ceramics have good electrical insulation and high temperature resistance 1

Silicon nitride ceramics have good electrical insulation and high temperature resistance 2

.

Product packaging

 

Packed in carton

Silicon nitride ceramics have good electrical insulation and high temperature resistance 3

 

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

Contact Details
Yixing Weite Chinaware Co., Ltd

Contact Person: wei.teci

Tel: +8613801535622

Send your inquiry directly to us
Yixing Weite Chinaware Co., Ltd
Hongwei Development Zone, Dingshu Town, Yixing City, Jiangsu Province
Tel:86--13921342218
Mobile Site Privacy Policy China Good Quality Welding Ceramic Backing Supplier. © 2020 - 2021 welding-ceramics.com. All Rights Reserved.