Product: Brown fused alumina
Raw material: Bauxite
Apperance : Black grit
Usage: Sand paper
Packing: 25kg/bag
BFA Sandpaper use high quality grit brown fused oxide
Description
Brown fused alumina is made by high quality bauxite as main material, fusing and purifying in a pouring electrical at a temperature of over 2200 °, and made into different grain size through crystal, choosing, crashing, magnetic, separating, screening, washing and acid washing, etc. It is hard and tough material, can be widely used as coating abrasive ——Sand paper.
Advantages of BFA
High hardness, crystallinity, good fluidity, little adhesion, no detenate, crack, and pulverization during use
Usage of BFA
- Sand paper
- Abrasive cloth
Common Size for refractory use
16,20,24,30,36,46,60,80,100,120,150,180,200,220 mesh
Datasheet of BFA
| BFA FOR SANDPAPER/ ABRASIVE CLOTH | |||||
| Main indicators | density | appearance | use | ||
| AL203 | Fe2O3 | SiO2 | |||
| ≥85 | ≤1.8 | ≤1.5 | 3.85 | Black granular gray powder | Grinding, grinding wheel, cutting pieces, sandblasting |
| ≥80 | ≤2.3 | ≤1.5 | 3.85 | Black granular gray powder | Sand paper, abrasive cloth |
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