... supply many kinds of refractory products, such as high alumina bricks,fireclay bricks,low porosity fireclay bricks, insulating ... industrial furnaces and kinls and several thermal equipments. Refractory Fused Cast AZS blocks WS while casting, the casting size is ... towards the bottom, and of the block that used for sidewalls. Glass Furnace Fused Cast AZS blocksItem ProductAZS-41AZS-36AZS-33ZrO2(%)≥40 ...