Precipitated calcium carbonate for rubber
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Precipitated calcium carbonate for rubber
PCC-EZR01 selects high-quality limestone raw materials and coal with low sulfur content, and adopts advanced production technology and on-site management methods. This product has the characteristics of high whiteness, few black spots, high brightness, and uniform particle size distribution. Widely used in the rubber industry. The use of this type of precipitated calcium carbonate in the rubber industry can give the finished product excellent appearance, good toughness and excellent aging performance.
PCC-EZR02 selects high-quality limestone raw materials and coal with low sulfur content, and adopts advanced production technology and on-site management methods. The product has the characteristics of high whiteness, few black spots, good fluidity, low oil absorption value, and uniform particle size distribution. , This type of product is widely used in the rubbers industry. The use of this type of precipitated calcium carbonate in the rubbers industry can improve production and processing efficiency, reduce production costs, and endow plastic products with good appearance and performance.
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Product Model |
PCC-EZR01 |
PCC-EZR02 |
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Item |
Specification |
Specification |
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Appearance |
White odorless powder |
White odorless powder |
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Purity ( counted as CaCO3) |
≥ 98.0％ |
≥ 97.0％ |
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Acid Insoluble Matter |
≤ 0.20％ |
≤ 0.20％ |
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Settlement bulk |
2.8-3.5 |
2.4-2.8 |
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Loss on Drying |
≤ 1.5％ |
≤ 1.0％ |
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PH (10% suspension) |
9.0-10.0 |
9.0-10.5 |
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whiteness |
≥ 94.0 |
≥92.0 |
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Heavy metal |
≤ 0.002% |
≤0.002% |
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Fe |
≤ 0.05% |
≤ 0.05% |
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DOP absorption g/100g |
≤ 65 |
≤ 55 |
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Black spots |
≤ 5/g |
≤ 5/g |
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residue on sieve |
125μm |
≤ 0.005% |
≤ 0.005% |
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45μm |
≤ 0.4% |
≤ 0.4% |
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