PAINT RAW MATERIALS:
Calcium Carbonate

PRODUCT: MICROCARB AR 011
DESCRIPTION :
A product of high degree of whiteness produced from selected natural finest microcrystalline rhombohedra Calcium Carbonate.
Very low oil absorption, easily dispersible, imparting good theological properties. It is used throughout the range of water and solvent based paints for both interior and exterior applications.
CHEMICAL ANALYSIS OF THE RAW MATERIAL:
CaCO 3  99.3 % MgO      ≤ 0.08%
 SiO2  00.06% Fe2O3   ≤ 0.01%
 HCI insoluble content, ≤ 0.09 %
PHYSICAL PROPERTIES OF THE RAW MATERIAL:
 Density ( ISO 787/10) 2.7g/ml Hardness (Mohs): 3
 TOP CUT: d97(CILAS) 56.00 µm Median Size: d50 (CILAS) 19.05 µm
 Bulk density ( ISO 787/11) 0.97 g/ml Specific surface (BET) 2.9 m2/g
 Abrasion (ES269) 10.5 mg  Oil Absorption 15.0g/100g
 Water Absorption 23.6 g/100g pH (ISO 787/9) 9
Moisture content ( ISO 782/2) ≤ 0.17 %
OPTICAL PROPERTIES:
  LAB, Scan         L* = 95.2       a* = -0.2       b* = 1.4      Yellow   index 2.6
APPLICATIONS:
Paints: Texture paints, putty Rubber

c7