Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram, MoneyGram |
Supply Ability | 10000 pieces per month |
Delivery Time | 5-8 working days |
Packaging Details | Strong wooden box for global shipping |
Material | Silicon Nitride Si3N4 |
Size | Customized |
Color | Black |
Features | high hardness; high corrosion resistance; low density; stability in a wide range of temperatures; precision machining capability. |
Brand Name | ZG |
Model Number | MS |
Certification | CE |
Place of Origin | CHINA |
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Product Specification
Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram, MoneyGram | Supply Ability | 10000 pieces per month |
Delivery Time | 5-8 working days | Packaging Details | Strong wooden box for global shipping |
Material | Silicon Nitride Si3N4 | Size | Customized |
Color | Black | Features | high hardness; high corrosion resistance; low density; stability in a wide range of temperatures; precision machining capability. |
Brand Name | ZG | Model Number | MS |
Certification | CE | Place of Origin | CHINA |
High Light | Silicon Nitride Heater Protection Tube ,Anti Melting Si3N4 Heater Protection Tube ,Thermal Shock Resistant Silicon Nitride Tube |
High-performance silicon nitride ceramic materials developed for the aluminum industry has significantly improved thermal and mechanical properties than similar products. On this basis, the "L-shaped high thermal conductivity submerged heating "Appliance" will bring revolutionary progress to aluminum industrial equipment.
Silicon nitride ceramic has become the material of choice for the outer protection tube of electric heaters and gas heaters due to its excellent high temperature performance.
Due to its good high-temperature strength and high thermal shock resistance, the product can withstand the thermal load of the high-temperature heating element or burner for a long time, and the service life is more than one year;
Advantage:
Compared with the traditional upper radiant heating method, the energy saving efficiency reaches 20%-30%, and the overheating and oxidation of the upper aluminum liquid is effectively avoided.
Silicon nitride ceramics hardly react with the molten aluminum, so it will not pollute the molten aluminum, which is beneficial to maintain the purity of the heated molten aluminum;
Silicon Nitride Related Data
Main component | 99%Al2O3 | S-SiC | ZrO2 | Si3N4 | ||
Physical Property | Density | g/cm3 | 3.9 | 3.1 | 6 | 3.2 |
Water Absorption | % | 0 | 0.1 | 0 | 0.1 | |
Sinter Temperature | °C | 1700 | 2200 | 1500 | 1800 | |
Mechanical Property | Rockwell Hardness | HV | 1700 | 2200 | 1300 | 1400 |
Bend Strength | kgf/mm2 | 3500 | 4000 | 9000 | 7000 | |
Compression Intensity | Kgf/mm2 | 30000 | 20000 | 20000 | 23000 | |
Thermal Property | Maximum working temperature | °C | 1500 | 1600 | 1300 | 1400 |
thermal expansion coefficient 0-1000°C | /°C | 8.0*10-6 | 4.1*10-6(0-500°C) | 9.5*10-6 | 2.0*10-6(0-500°C) | |
5.2*10-6(500-1000°C) | 4.0*10-6(500-1000°C) | |||||
Thermal Shock resistance | T(°C) | 200 | 250 | 300 | 400-500 | |
Thermal Conductivity | W/m.k(25°C | 31 | 100 | 3 | 25 | |
300°C) | 16 | 100 | 3 | 25 | ||
Electrical Property | Resisting rate of Volume | ◎.cm | ||||
20°C | >1012 | 106-108 | >1010 | >1011 | ||
100°C | 1012-1013 | – | – | >1011 | ||
300°C | >1012 | – | – | >1011 | ||
Insulation Breakdown Intensity | KV/mm | 18 | semiconductor | 9 | 17.7 | |
Dielectric Constant (1 MHz) | (E) | 10 | – | 29 | 7 | |
Dielectric Dissipation | (tg o) | 0.4*10-3 | – | – | – |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter
Year Established:
2007
Total Annual:
5000000-8000000
Employee Number:
50~100
Ecer Certification:
Verified Supplier
Henan ZG Industrial Products Co. Ltd. was founded by specialists of leading industrial institutes in Zhengzhou city, China in 2007. Our company manufactures, complex develops, supplies, introduces and upgrades products from technical ceramics, heating elements and graphite. We provide servic... Henan ZG Industrial Products Co. Ltd. was founded by specialists of leading industrial institutes in Zhengzhou city, China in 2007. Our company manufactures, complex develops, supplies, introduces and upgrades products from technical ceramics, heating elements and graphite. We provide servic...
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