Thông tin chi tiết
- Chemical ingredient Analysis
- Calcium carbonate : ≥ 98%
- Magnesium oxide : ≤ 0,02 %.
- Silicate : ≤ 0,01 %
- Aluminium oxide : ≤ 0,02 %
- Iron oxide (max) : ≤ 0,01 %
- Ingredient loss by burn : ≤ 43,8 %
- pH : 8÷9
- Physical particularities
- Unit weight : 2,7 g/cm3
- brightness : 96%
- whiteness ( ASTME 313) : ≥ 96%
- Humidity : 0,2 %
- Hardness : 3 Moh
- Degree of Oil-absorption : 24g/100g CaCO3
- Coverage (Specific SA) : 0,85 m2/g
- Density : 1.000 g/cm3
- Particle size
- MPS d50 Typical : 2.5 µm ± 0,5 µm
- D97 Typical : 10 µm ± 2,0 µm(~1.250 mesh)
- Tested by:
- Pauster institute
- Minolta CR 200/CR-210 (Japan) : Whiteness Analyzer
- Marvern (0,02 µm - 2.000 µm) : Laser particle analyzer