从China供应商批发进口Corundum Fire Brick — FOB条款

Copper Smelting furnace use High Alumina Corundum Fire Brick have stable quality and excellent durability.Copper Smelting furnace use High Alumina Corundum Fire Brick are made mainly of calcined alumina, mullite, corundum of high purity.Copper Smelting furnace use High Alumina Corundum Fire Brick have low porosity, excellent hot strength and creep resistance, and good volume stability at high temperature, Copper Smelting furnace use High Alumina Corundum Fire Brick have been developed to meet the most demanding specifications for various industrial applications. Brand Properties HT-98 HT-95 HT-90 HT-85 Chemical Composition (%) Al2O3% 98.5 95 90 85 SiO2% 0.3 3.0 9.0 13 Fe2O3% 0.2 0.2 0.5 0.5 Apparent Porosity (%) 18 18 18 20 Bulk Density (g/cm3) 3.1 2.95 2.9 2.75 Cold Crushing Strength (MPa) 90 80 80 70 Refractoriness Under Load (�ºC) 1700 1650 1650 1700 Permanent Linear Change (%) 0.1 0.2 0.2 0.3 Main Applications Carbon reactor furnace Pertrochemical furnace Industry ceramic kiln Refractory tunnel kiln Various high-temp Furnace Copper Smelting furnace use High Alumina Corundum Fire Brick 1.High refractoriness, 2.High-temperature endurable. 3.Good corrosion resistance. 4.Good spalling resistance and wear resistance. 5.Good thermal shock resistance. 6.High mechanical strength. 7.High-temperature creep rate is low. 8.Good volume stability at high temperature.