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Product Specifications


GRADE
PROPERTIES KC - 1 KC - 2 KC - 3 KC - 4 KC - 5 KC - 6 KC - 11 KC - 1 Super KC - E1
APPLICATION INDUSTRY COSMETIC, PAINT, TYRE-TUBE, FLOOR MATS, PRINTING INK, FOOD, PAPER, PVC COMPOUNDING CONDUIT PIPE & ADHESIVE- SEALANT RIGID PVC PIPE & ADHESIVE- SEALANT TOOTH PASTE, PHARMA, FOOD, COSMETIC FOOD FOOD, PHARMA, PAPER, PVC COMPOUNDING, PAINT CONVEYOR BELTS SLIPPER SOLES
Apparant Density (gm/ml) 0.45 - 0.50 0.46 - 0.51 0.74 - 0.83 0.68 - 0.80 0.70 - 0.85 0.86 - 1.00 0.45 - 0.50 0.36 - 0.39 0.47-0.52
Surface Area by Nitrogen Absorption M2/g 5 - 7 13 - 15 3 - 5 4 - 6 1.5 - 2.5 1.0 - 1.5 15 - 20 7 - 9 4.5 - 6.5
Specific Surface Diameter (micron) 0.33 0.16 0.45 0.40 1.4 1.6 0.11 0.30 0.38
Particle Size Medium Diameter D50 5 - 6 4 - 6 6 - 8 5.5 - 6.5 7 - 9 9 - 11 4 - 6 4 - 5 5 - 6.5
Flow Point (ml/15 gm) 23 - 26 24 - 27 12 - 15 14 - 18 12 - 16 9 - 12 25 - 28 29 - 32 22 - 24
Fineness % (through 45 micron min) 99.40 99.70 99.50 99.50 99.70 99.70 99.70 99.40 99.70
DOP Absorption (gm/100gm) 50 - 60 60 - 75 35-45 40-50 35-45 30-40 65 - 80 55 - 65 40 - 50
Crystalline Habit Aragonite Semi- Calcite Calcite Semi- Calcite Aragonite Aragonite Calcite Aragonite Aragonite
CHEMICAL ANALYSIS
Typical chemical analysis of all KC grades of precipitated calcium carbonate
Properties Values Properties Values
Colour Bright white Arsenic (as As) Less than 2Ppm
Specific gravity 2.65-2.75 Chloride (as Cl) Traces
Solution in 5N HCL Clear Floride (as F) Traces
Soluble Alkaki (Na2O) max 0.15% Phosphate (as PO4) max. 0.10%
PH 9.3-10.3 Sulphate (as SO4) max. 0.16%
Loss on Drying (at 105 c) 0.5-0.8 Silica (SIO2) max. 0.05%
Iron (as Fe) max 0.02% Matter insoluble in 0.10%
Manganese (as Mn) max 0.00% Hydrochloric acid max. 0.50%
Lead (as Pb) max 5Ppm Magnesia (as MgO) max. 0.05%
Copper (as Cu) Negligible Calcium Carbonate (Min) 98.50%



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