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SPECIFICATION | SUPER GRADE | GRADE NO.1 | STANDARD GRADE |
L.O.I.(1000°C) ≤ | 7.00 | 9.00 | 21.00 |
MOISTURE%≤ | 0.2 | 0.4 | 0.4 |
PH | 7.5-9.5 | ||
ACID SOLUBLE MATERIAL%≤ | 6.0 | 15.0 | 20.0 |
(ACID IRON MELTED)FE2O3%≤ | 1.00 | 2.00 | 3.0 |
COPPER SOLUBLE%≤ | 0.005 | ||
MANGANESE SOLUBLE%≤ | 0.05 | ||
(PASSING THROUGH)(75μm)% ≥ | 99.9 | 99.5 | 99.0 |
Rubber grade talc powder