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| Drikalite |
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| Calcium carbonate |
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| 1317-65-3 |
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DRIKALITE is a ground natural calcium carbonate of intermediate particle size distribution.
The size distribution of DRIKALITE affords the formulator or compounder a relatively low cost source of fine particles. |
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Typical Physical Characteristics:
Mean Particle Size: Microns: 6.5
Weight % Retained on 325 Mesh Screen: 0.2
Dry Brightness: Hunter D-25: 94
pH: 5% Slurry: 9.3-9.9
Specific Resistance: ohm-cm: 20,000
Apparent Dry Bulk Density:
Loose: Ibs/ft 3: 50
Compacted: Ibs/ft 3: 75
Powder Bulk Ratio: 0.45
Oil Absorption: Rubout: 9
Typical Chemical Analysis (Wt. %):
Moisture: 0.2 max.
Calcium Carbonate-CaCO3: 97.4
Magnesium Carbonate-MgCO3: 1.5
Aluminum Oxide-Al2O3: 0.18
Iron Oxide-Fe2O3: 0.08
Silicon Dioxide-SiO2: 0.60
Manganese Oxide-MnO: 0.004
Heavy Metals: Less than 40 ppm
Physical Properties of Natural CaCO3: (Reference Values):
Specific Gravity: 2.71
Density: Ibs/ft 3: 169
Wt. per Solid Gallon: 22.57
Bulking Value: one lb bulks: 0.0443 gals.
Specific Heat: cal/gm/C: 0.2
Coefficient of Linear Expansion: in/in/C (0-100C): 9-12 x 10 -6
Index of Refraction: Mean: 1.59
Hardness: Mohs: 3.0 |
| 제품관련분야 |
첨가제, 접착제,실란트, 염료,안료, 페인트,잉크, 고무,고무첨가제 |
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