Index name | Index | |
Top-grade | First grade | |
Appearance | white flaky , block or granule | |
AL2O3 %≥ | 17.00 | 16.00 |
Fe %≤ | 0.0050 | 0.0050 |
PH ≥ | 3.0 | 3.0 |
As %≤ | 0.0005 | 0.0005 |
Water insoluble matter %≤ | 0.1 | 0.1 |
Granularity ≤ | 15mm | |
Packing | 25/50kg(woven bag) |
Features: it is white crystal , Sg s 1.69( as AL2(SO4)·18H2O ), dehydration temp. 86.5 Celsius degree .
Uses: Mainly used in white titanium pigment coating and top-grade paper, also used in industrial water, tannage, printing and dyeing