详细说明
Product Name: Refractory Ceramic Heater Core Model NO.: GT-309 Material: Alumina Type: Heat-Resistant Material Feature: Long Time Materials, Square or Rectangle Refractoriness (?): 1580< Refractoriness< 1770 Alumina Content: 65 Size: Customed Color: White,Grey End: Kiln Part Application: High Temperature Resistant, High Wear Resistance Finish: Collar, Slot, Curve Trademark: shangtao Transport Package: Plywood Case Specification: Rohs Origin: Shanghai, China HS Code: 8547100000 Product Description Refractory ceramic heater coreUnitSHSM80Content of al2o3%90Densityg/cm32.50-2.6Water absorption%8-9Bending strengthMPa55-60Thermal Expansioncoefficient(20-1000C)1/K6*10-6Young modulus of elasticityGPa80Using limitC1350Resistance to temperature change performanceVery goodSiO218% ,AI2O3 80%,R2O 1%,RO 1%Compression strength>100kg/cm22kgsoftening point 1350CRefractoriness 1750CMax working temperature:1250C
