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High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance
High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance
High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance
High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance
Specifications
Brand Name :
KEGU
Model Number :
Customizable
Place of Origin :
China
Price :
200-500 yuan/kg
Payment Terms :
L/C,D/A,D/P,T/T,,
Supply Ability :
2,000 pcs/month
Packaging Details :
Strong wooden box for Global shipping
Color :
Black
Density :
3.20-3.26g/cm3
Material :
Silicon Nitride
Max. Service Temp :
1450℃
Flexural Strength :
250MPa
Composition:SiC :
＞85%
Sample :
Customizable
Chemical Stability :
High
Apparent Porosity :
0-0.1%
Elastic Modulus :
300-320GPa
Compression Strength :
>1500MPa
Vickers Hardness(HV0.5) :
15-16GPa
Thermal Conductivity :
20-25W/(m.k)
Specific Resistivity :
10^14Ω·cm
Description
Silicon Nitride (Si3N4) Sealing Pipe & Sealing Valve
High-performance silicon nitride ceramic materials developed for the aluminum industry offer significantly improved thermal and mechanical properties compared to similar products. This innovation brings revolutionary progress to aluminum industrial equipment, particularly in "L-shaped high thermal conductivity submerged heating" applications.
The exceptional high-temperature strength of silicon nitride ceramics ensures long-term durability under frequent operating conditions. Due to the material's brittleness, proper design and installation of lifting transmission devices is essential to avoid mechanical shocks.
High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance
Key Advantages
  • The high density, strength, and thermal shock resistance make silicon nitride ceramics the optimal choice for sealing tubes in low pressure die casting applications.
  • Superior wear resistance compared to aluminum titanate and alumina ceramics ensures long-term airtightness of the sealed tube.
High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance
Silicon Nitride Technical Specifications
Main component 99%Al2O3 S-SiC ZrO2 Si3N4
Physical Property
Density 3.9 g/cm3 3.1 g/cm3 6 g/cm3 3.2 g/cm3
Water Absorption 0% 0.1% 0% 0.1%
Sinter Temperature 1700°C 2200°C 1500°C 1800°C
Mechanical Property
Rockwell Hardness 1700 HV 2200 HV 1300 HV 1400 HV
Bend Strength 3500 kgf/mm2 4000 kgf/mm2 9000 kgf/mm2 7000 kgf/mm2
Compression Intensity 30000 Kgf/mm2 20000 Kgf/mm2 20000 Kgf/mm2 23000 Kgf/mm2
Thermal Property
Maximum working temperature 1500°C 1600°C 1300°C 1400°C
Thermal expansion coefficient (0-1000°C) 8.0*10-6/°C 4.1*10-6/°C (0-500°C)
5.2*10-6/°C (500-1000°C)		 9.5*10-6/°C 2.0*10-6/°C (0-500°C)
4.0*10-6/°C (500-1000°C)
Thermal Shock resistance 200°C 250°C 300°C 400-500°C
Thermal Conductivity 31 W/m.k (25°C)
16 W/m.k (300°C)		 100 W/m.k 3 W/m.k 25 W/m.k
Electrical Property
Resisting rate of Volume >1012 ◎.cm 106-108 ◎.cm >1010 ◎.cm >1011 ◎.cm
Insulation Breakdown Intensity 18 KV/mm semiconductor 9 KV/mm 17.7 KV/mm
Dielectric Constant (1 MHz) 10 (E) - 29 (E) 7 (E)
High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance
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High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance

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Product Detail
Brand Name :
KEGU
Model Number :
Customizable
Place of Origin :
China
Price :
200-500 yuan/kg
Payment Terms :
L/C,D/A,D/P,T/T,,
Supply Ability :
2,000 pcs/month
Contact Supplier
High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance
High Density High Strength Silicon Nitride Sealing Pipe and Valve with High Thermal Shock Resistance

Shaanxi KeGu New Material Technology Co., Ltd

Verified Supplier
2 Years
Shaanxi, tongchuan
Since 2017
Business Type :
Manufacturer, Trading Company
Main Products :
Silicon Carbide Ceramics, Porous Ceramic Membranes, Thermocouple Protection Tubes
Certification Level :
Verified Supplier
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