Product Name: Cordierite Steatite Alumina Ceramic Insulator Model NO.: RY-C337 Material: Alumina Ceramic Shape: Plate Type: Heat-Resistant Material Feature: Long Time Materials, Instant Materials Refractoriness (?): 1580< Refractoriness< 1770 Max Working Temperature: 1600c Thermal Shock Resistance: 180-220t Special: Ceramic Crucible Part Product: Alumina Parts Name: Machine Alumina Ceramic Part Raw Material: 60-99.7% Alumina Ceramic Item: Alumina Ceramics Part Trademark: RY Transport Package: Wooden Case or Wooden Pallet Specification: According to customer request Origin: China HS Code: 6909190000 Product Description Cordierite Steatite Alumina Ceramic InsulatorItem Unit Steatiteceramic 95Al2O3 96Al2O3 PhysicalCharacteristics Bulkdensity g/cm32.73.63.6Waterabsorption %000 Mpa145320340MechanicalCharacteristics FlexuralstrengthHardnessVickers Gpa5.712.213.5Elasticmodulus Gpa120280320Poisson'sratio -0.210.220.23ThermalCharacteristics Linearexpansioncoefficient (20-5000C)10-6/0C7.97.17.2Thermalconductivity w/(m.k)2.51624SpecificHeat *10-3J/(kg*K)0.750.780.78ElectricalCharacteristics Dielectricconstant(1MHZ) -6.299.4Dielectriclossangle *10-418155Dielectricstrength *106V/m181215