Specifications:
1) Light calcium carbonate:
2) Main constituent (CaCO
3): ≥94 - 97%
3) pH (10% solid quit): 8.0 - 10.0
4) 105°C volatile: ≤0.8%
5) Insoluble substance in hydrochloric acid: ≤ 0.3%
6) Average grain, μm: 3 - 15μm
7) Fe: ≤0.10%
8) Mn: ≤0.010%
9) Screenings:125μm: ≤ 0.010%, 45μm: ≤ 0.02 - 0.40%
10) Whiteness (R457): ≥ 92 - 94%
11) Appearance: powder
Features:
1) Used as glue fillers
2) Combined with inorganic matter, gives glue polarity to enhance cohesion of
products
3) Improves mobility, expansion, glue hardening
4) Reduces product cost
Inner packing: with plastic pellicle
Outer packing: with plastic knitted sack
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