85% Grade High Alumina Bricks Refractories Standard
85% Grade High Alumina Bricks Refractories Standard Fire Brick Refractory castable is mixed by high quality raw materials such as bauxite, flint clay, silica powder,α-alumina powder as micro powder, refractory cement as binder. Also some additive to make better performance. Formulas are changed according to different applications.
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