... ; Anti-erosion; Erosion-resistant.Low-carbon, high-Al. Low-carbon high-Al fused alumina is the reliable refractory material, it is treated ... to further reduce the residual carbon and impurities of high-Al fused alumina, and make the product not powdering, not ... manufacture of abrasives high and medium grade refractory materials such as castables, ramming mass, sliding gate, fused alumina products and ...