High Quality And Low Price White Fused Alumina Micro Powder W10

Characteristic 1.High hardness 2.High purity 3.Good self-sharpening 4.Strong grinding ability 5.Acid-alkali corrosion resistance 6.High temperature resistance and 7.Good thermal stability Production process White fused alumina was made from the high quality by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phase alpha---Al2O3. Application 1.Spraying and grinding. 2.High-end products, crafts or hardware products surface beautification processing. 3.Precision casting, silicon crystal cutting, advanced refractories and ceramic additives. 4.Bonded abrasives and coated abrasives. 5.Processing harder and stronger tensile strength materials such as quenching steel, alloy steel, high speed steel and high carbon steel. 6.Ultra-precision Grinding and Polishing in Crystal and Electronics Industry, Precise Surface Treatment of Metal and Optical Products 7.Contact media, insulators and precision casting sand. Physical Properties COLOR White MOSH HARDNESS 9.0 BULK DENSITY 1.75-1.95g/cm³ REAL DENSITY 3.95g/cm³ MELTING POINT 2250℃ MAXIMUM SERVICE TEMPERATURE 1900℃ Chemical Analysis   Al2O3 Fe2O3 Na2O SiO2 Sectional sand 99.5% 0.04% 0.06% 0.3% Fines 99.0% 0.1% 0.08% 0.35% Grains 99.5% 0.04% 0.04% 0.23% Micro powder 99.2% 0.06% 0.08% 0.35%   Size Sectional sand  0-1mm 1-3mm 3-5mm 5-8mm Fines 100#-0 200#-0 320#-0 Grains 8# 10# 12# 14# 16# 20# 22# 24# 30# 36# 40# 46# 54# 60# 70# 80# 90# 100# 120# 150# 180# 220# 240# Micro powder W--- W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 W2.5 W1.5 W0.5 GB---240# 280# 320# 400# 500# 600# 800# 1000# 1200# 1500# 2000# 2500# 3000# JIS---#240 #280 #320 #360 #400# #500 #600 #700 #800 #1000 #1200 #1500 #2000 #2500 #3000 #4000 #6000 #8000 FEPA---F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000