CI Ultrafinos is a Colombian Company specialized in mining, grinding, commercializing and exporting calcium carbonate in very fine particles  for industrial uses and applications.
Calcium Carbonate

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CHEMICAL PROPERTIES
Calcium Carbonate (CaCO3) 98.00% min
Magnesium (MgO) 0.55%
Silica (SiO2) 0.27%
Alumina (Al2O3) 0.50%
Iron (Fe2O3) 0.09% max.
Titanium (TiO2) 0.03%
Sulfur (SO3) 0.25% max.
Phosphorus (P2O5) Traces
Pottasium (K2O) 0.05%
Sodium (Na2O) 0.21%
Insolubles in HCI 1.0% max.
Loss due to Calcination 43.15%
PARTICLE SIZE

Product  

Median
Particle
Size

Top Cut (d97)

Residue on 325 Mesh

90% of the particles lower than

Promicron 3 3 microns 10 microns 0.02%max. 7 microns
Promicron 4 4.0 microns 10.5 microns 0.02%max. 8 microns
Promicron 4.5 4.5 microns 13 microns 0.02%max. 9 microns
Promicron 5 5 microns 15 microns 0.02%max. 10 microns
Promicron 6 6 microns 20 microns 0.02%max. 15 microns
PR-8 (400 Mesh) 8 microns 25 microns 0.2%max. 20 microns
PR-10 (325 Mesh) 10 microns 34 microns 0.5%max. 24 microns
PHYSICAL PROPERTIES
Brightness ( Colormeter) 95 min.( L*a*b* Scale)
Density 2.74 g/cm3
Hardness 3.0 Mohs
pH (On water suspension at 10%) 8.5 - 9.5
Humidity 0.09% max.
Particle Shape Microcristaline Rombohedric
 

 

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Telephone 571-257-4930  FAX 571-218-1260
Postal address
 Carrera 16 No 88-67 Bogotá, Colombia
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Last modified: February 05, 2005