| 出生地 |
Henan China (Mainland) |
| SiO2内容(%) |
0.2 |
| Al2O3内容(%) |
99.5 |
| 模式的数量 |
0-1 |
| 牌子的名字 |
Zhixing |
| 形状 |
街区 |
| 材料 |
Alumina街区 |
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. ItemsUnitIndexTypical Chemical composition Al2O3 % 99.00min 99.52 SiO2 % 0.20max 0.11 Fe2O3 % 0.10max 0.07 Na2O+K2O % 0.40max 0.23 Refractoriness 1850min Bulk density g/cm3 3.50min Mohs hardness--- 9.00min Principal Crystalline Phase--- α-Al2O3 Refractory gradeGrainmm 0-50,0-1, 1-3, 3-5,5-8 Finesmesh -200, 325 GritF grade and P gradeFEPA 16, 24, 46, 100,180,220