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| Calcium carbonate |
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| Chemical composition |
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1: Plastic industry : pvc sire , Rubber cloth , model products , thin coat , self -solution plastic , master plastic -granular , plastic paper
2: coating industry : synthetic resin paint , oil paint , latex paint , powder paint
3: plastic -rubber industry : electric wire , cable , sponge , gum paste , sole , soft pipe
4: paper-making : filler , pulp filling
5: other industry : pigment , tooth paste . |
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Q/320421NJH001-92
item of indexes |
index |
calcium carbonate (based on dry material) % ≥ |
98.0 |
moisture % ≤ |
0.50 |
sieve residue % ≤ |
0.005 |
insoluble substance in hydrochloric acid % ≤ |
0.20 |
iron (calculated in Fe) % ≤ |
0.10 |
manganese(calculated in Mn) % ≤ |
0.006 |
PH value |
8.0—
10.0 |
rate of activation % ≥ |
96 |
whiteness ℃ ≥ |
95 |
value of oil absorbing ml/100g |
85—
110 |
average granule diameter DP um ≤ |
1.0 |
specification of package:25kg/bag 50kg/bag
HS CODE :2836500
used :
1: Plastic industry : pvc sire , Rubber cloth , model products , thin coat , self -solution plastic , master plastic -granular , plastic paper
2: coating industry : synthetic resin paint , oil paint , latex paint , powder paint
3: plastic -rubber industry : electric wire , cable , sponge , gum paste , sole , soft pipe
4: paper-making : filler , pulp filling
5: other industry : pigment , tooth paste . |
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