... 4) JIS,FEPA,ANSI standards Manufacturer Fused White Aluminum oxide for refractory grade White fused corundum, a kind of high-grade ... Co.,Ltd,founded in 1999, is specialized in White Fused Alumina, Brown Fused Alumina, Mullite and other related products. Our production runs ... in machinery, metallurgy, light industry and other fields. Manufacturer Fused White Aluminum oxide for refractory grade