輕質碳酸鈣
Item Grade
Socal 312 Socal UP
Coating content 24 - 33 -
Loss on drying <=6% <1%
Mean particle diameter 0.05 - 0.09 μm 0.04 - 0.07 μm
Residue on sieve (45 μm) <=250 ppm <=500 ppm
Yield value 90 - 250 Pa -
Crystal shape Cubic Cubic
Appearance White powder White powder
Refractive index 1.658 1.658
Density 2,71 2.71
Free flowing density 240 200
Specific surface area 18 32
MOHS hardness 3 3

Further specifications on request

 

Item Grade
CF800
Average particle size 2.5 - 5μm
Density 2.7
Bulk density 0.3 - 0.6
CaCO3  > 99.9%
Ba <0.008%
Sr <0.008%
Na <0.009%
Fe <0.001%
Chlorides <0.008%
Total sulphur (S) <0.0015%
Insoluble in HCl <0.005%
H2O <0.1%

Further specifications on request