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Usage: Fillers of Paint,Print ink,Plastic,Rubber,Adhesives,Pharmacy,Fodder,Paper-making,polyvinyl chloride(PVC),polyethylene(PE),polypropylene(PP),ABS,Building material,etc. Characteristic: 1.Identical grain size,low oil absorption value. 2.To reduce the cost of products ; to make products have good foamed effect. 3.To enhance hardness,rigidity,size stability,fire-retardantness,glossiness of products. 4.calcium carbonate is used for high polymer material to improve the craftwork of processing and enhance the mechanics and hot stability of products; It can reduce the cost with the enhancement of dispersibility and compatibility. Main Constituent(CaCO3),% ≥ 94~98 PH(10% Soliquit) 8.0-10.0 Moisture % ≤ 0.5 105oC Volatitle,% ≤ 0.70 Insoluble substance in hydrochloric acid % ≤ 0.3 Average Grain,μm 1.5~20 Fe,% ≤ 0.10 Mn,% ≤ 0.010 Screenings:125μm % ≤ 0.015 45μm % ≤ 0.40 Whiteness(R457),% ≥ 94 Absorption oil Number ml/100g ≤ 50~80 Activation% ≥ 95 Abrasion% ≤ 3 specific gravity g/cm3 2.7 Appearance: POWDER
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