White fused aluminum used for precision casting sand fine podwer size:
200-0,
320-0,
325F,
mixed grit F80-F120
Chemicial composition:
Al2O3≥99..5%
Na2O≤0.25%
Grint range | Chemical composition | ||
Al2O3(%) | Na2O(%) | ||
F4-F80 | ≧99.50 | ≦0.35 | |
F90-F150 | ≧99.50 | ≦0.35 | |
F180-F220 | ≧99.30 | ≦0.40 | |
F230-F800 | ≧99.10 | ≦0.50 | |
F1000-F1200 | ≧99.10 | ≦0.50 |
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