High alumina low cement castable Corundum castable refractory Corundum refractory castable Refractory castable manufacturer Corundum castable refractory Corundum refractory castable Refractory castable manufacturer Al2o3: 90% Max service temperature c: 1750 Refractory castable: it is our bestseller. We can supply many kinds of refractory castable, such as low cement castable, self flowing castable, high alumina castable, mullite castable, azs castable, fireclay castable, light weight refractory castable, corundum castable refractory etc. The refractory castable is unshaped refractory material that doesn't need firing and features fluidness after adding water. Mixed by grain, fines, and binder in fixed proportion, refractory castable can replace special shaped refractory material. Refractory castable can be used directly without firing, easy to construct, and has a high utilization rate and high cold crushing strength. The refractory castable is primarily used fro furnaces and kilns in metallurgy, petroleum, chemical industry, construction, electric power and building etc. In plastic sheets and then in woven bags, last in wooden pallet