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| Type | #1 | #2 | |
| Chemical compostion | |||
| Al2O3 (%) | 50~55 | 55~58 | |
| CaO (%) | 31~35 | 28~31 | |
| Fe2O3 (%) | ≤30 | ≤30 | |
| Solubility rate in acid | ≥80 | ≥80 | |
| Fineness residue at 0.08mm | <9.0 | <9.0 | |
Chemical compostion: according with GB/T25"Cement chemical analysis method"
Fineness: according with GB/T1345 "Cement fineness testing method" ("sieve residue metod")
High efficiency Water-purifying Agent Parent Materials--Calcium Aluminate Powder