... 3) ISO9001 4) JIS,FEPA,ANSI standards Manufacturer Fused White Aluminum oxide for refractory grade White fused corundum, a kind of high-grade refractories , ... Co.,Ltd,founded in 1999, is specialized in White Fused Alumina, Brown Fused Alumina, Mullite and other related products. Our production ... , metallurgy, light industry and other fields. Manufacturer Fused White Aluminum oxide for refractory grade