This product is made of natural pure white calcite as raw materials,manufactured by domestic advanced grinding equipment and imported fine separation equipment.It has advantages such as uniform particle size,stable colour, good dispersion.which is a kind of general raw materials filler.
The technical data sheet:
Product Name | Calcium Carbonate Powder | |||
Type | Heavy Calcium Carbonate Powder/ Precipitated Calcium Carbonate Powder | |||
Size | 200mesh,325mesh,400mesh,600mesh,800mesh,1250mesh, 2000mesh,4000mesh, etc. | |||
Usage | As filler for plastic, rubber, paints, paper, etc. | |||
Package | 25kg/bag, 50kg/bag, ton bags, pallet, or as customer requirement. |
Index Name | Standards(%) | |||
CaCo3 content ≥ | 98%-100% | |||
PH value(10%soliquoid) | 8.0-10.0 | |||
Particle size um(average) | 3.0-4.0 | |||
Moisture Content ≤ | 0.3 | |||
Oil Absorption ml/100g ≤ | 30 | |||
Insoluble substance in HCL acid %≤ | ≤0.2 | |||
activated rate %≥ | 95 | |||
Fe content ≤ | 0.1 | |||
Mn content , ≤ | 0.008 | |||
Residue 125um % ≤ | 0.01 | |||
Whiteness ≥ | 90 |
D50 | D97 | Mesh |
4.1 ± 0.5µm | 17 ± 2µm | 860 |
Chemical compositions | Physical properties | ||
CaCO3 content | Min 98% | Whiteness | Min 97 % |
MgO content | Max 0,16% | Brightness | Min 96% |
Fe2O3 content | Max 0,01% | Hana pH 211 | 0.9 ÷ 1.0 |
Al2O3 content | Max 0,04% | Moisture content | Max 0,25% |
SiO2 content | Max 0,01% | Densitty | 2.7g/cm3 |
DOP Absorption | Min 24g/100g CaCO3 |