... strong and durable Refractory brick Fire clay brick, high alumina brick, Silica brick, mullite brick Various heat ... in China.Our major products are fireclay brick, high alumina brick, silica brick, mullite brick, and ... has been verified. Product/Service (We Sell):High Alumina Brick,Fireclay Brick,Ceramic Fiber Blanket,Checker ... Million Export Percentage:81% - 90% Refractory Brick For Cement Industry