1.Black, frangible and sharp, good thermal conductivity and electric conductivity. 2.Microcosmic shape is a hexagonal crystal, Mohs hardness is 9.3, Vickers hardness is 2940-3300 kg/ mm, ....
Henan Ruishi Investment Group Co., Ltd., formerly known as Yichuan Ruishi Abrasives Co., Ltd., was founded in 1992. The company mainly produces all kinds of abrasives, special refractories and....
brown fused alumina Application Mainly used in the refractory, grinding, sandblasting . 1.abrasive blasting 2.grinding 3.resin bond abrasive tools 4.coated abrasives 5.corundum functional....
Henan Ruishi Investment Group Co., Ltd. ( Ceramic Foundry Sand Branch Plant) professionally produce Ceramic Foundry Sand, Ceramic Foundry Sand also named ( Ceracite, Fused Ceramic, Ceramic Sand) , ....
Calcined flint clay is a main raw material for manufacturing high-grade refractory materials, refractory brick, various ceramics, precision casting sand, ceramic fiber, refractory furnace burden, ....
Ceramic sand is a kind of ceramic particle product, has the very high fracturing intensity, mainly used for oilfield downhole support, to increase oil and gas production, belong to the environmental....
Zirconia Fused Alumina is produced by fusing the rich aluminum, zirconium materials and additives in electric arc furnace, smelting with high temperature above 2250 , cooling down with special....
with bauxite , coal, scrap iron and pyrite as the main raw materials, in the process of smelting in the electric furnace with the temperature of 2050 , breaking, hydrolysis and manufacturing. ....
Tabular alumina is a kind of pure sintered corundum, which is sintered and completely shrink without adding any additive, such as MgO or B2O3, with coarse crystals and well-developed  ± - Al2O3....
RS Vice-White Brown fused alumina 98% is a new corundum product used to solve the problems in the process of the traditional Brown fused alumina 98% replacing the white fused alumina and tabular....
Mullite is made of high quality pure natural mullite ore, melted from the advanced industrial furnace with high temperature. It is featured by uniform expansion, excellent thermal shock resistance, ....
Calcium aluminate ( Premelted calcium aluminates residue) is mainly used for separating the impurity elements such as sulfur and oxygen in ladle refining of LF furnace, open hearth furnace and the....