White fused alumina is made of high quality alumina oxide powder as raw material, refined and crystallized by electric melting. It has high purity, good self-sharpening, high temperature resistance and stable thermal performance. PRODUCE PROCESSING 1ã??electric melting 2ã??Cooling 3ã??Broken 4ã??Screening size AL2O3 8# 10# 12# 14# 16# 20# 22# 24# 30# 36# 40# 46# 54# 60# 70# 80# 90# 100# 120# 150# 180# 220# 240# â?¥99.5% 0-1mm 1-3mm 3-5mm 5-8mm â?¥99.5% 100#-0 200#-0 320#-0 â?¥99% FEPA:F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000 JIS:#240 #280 #320 #360 #400# #500 #600 #700 #800 #1000 #1200 #1500 #2000 #2500 #3000 #4000 #6000 #8000 â?¥99.2%