Sell White Fused Alumina

For Abrasives and Refrqactory
Al2O3 99.2% min, SiO2 0.2% max, Fe2O2 0.1% max, Na2O 0.4% max
We can supply over 30000mt per year

White Fused Alumina( WFA or WA) is made from chemical by Higgns furnace or Tilting furnace at high temperature.It is very important raw material for advanced refractories and abrasives.Its properties are as folowing.

Items Unit Index Typical

Chemical
composition Al2O3 % 99.00min 9 9.52
SiO2 % 0.20max 0.11
Fe2O3 % 0.10max 0.07
Na2O+ K2O % 0.40max 0.23
Refrac toriness 1850min
Bulk density g/ cm3 3.50min
Mohs hardness --- 9.00min
Principal Crystalline Phase --- a-Al2O3
Refractory grade Grain mm 0-50, 0-1, 1-3, 3-5, 5-8
Fines mesh -200, 325
GritF grade and P grade FEPA 16, 24, 46, 100, 180, 220