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China, Chinese High Voltage DC Ceramic Contactor Aluminum Oxide Al2O3 Ceramic Vacuum Relay Ceramic Brazing1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Industrial Ceramic ProductsCeramic SealCeramic to Metal BrazedHigh Voltage DC Ceramic Contactor
Xiamen Innovacera Advanced Materials Co., Ltd.
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Product Description High purity complex alumina and nano metallization produce the new energy series ceramics. It is suitable for brazing of different materials such as copper, aluminum, and filling. Ceramic relaysCeramic relay is a relay sealed with a ceramic vacuum. Its contact points are sealed and isolated from the outside air to obtain high voltage resistance. It is often used in new energy vehicles and high-frequency circuits. Product ParametersPhysicalPropertyMaterial95% AluminaProduction ProcessDry PressingProduct DimensionPer customers' drawingDensity (g/cm3)3.70-3.75g/cm3Water Absorption0%MechanicalPerformanceFlexural Strength (Mpa)310MpaModulus of Elasticity (Gpa)310GpaHardness (Gpa)12.9GpaPoisson Ratio0.23ThermalCharacterLinear Thermal Expansion Coefficient7.2Heat Conductivity (W/mk)23ElectricalPropertyDielectric Constant9.2Dielectric Loss Tangent(x10-4)8Insulation Strength(x106v/N)15MetalizedCeramicPerformanceAir Tightness (Pa·m3/s)<10-8Bulk Resistivity (Ω·cm)>1010(20°C),>106 (300°C)Bonding Strength (Mpa)>120MpaMetallization Thickness(μm)>20μm
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