Micro 30 FOSS

The crystalline calcium carbonate, called Micro 30 FOSS, is obtained from calcitic marble extracted from the ancient “Cava Reale Marmorera” (Municipality of Valdieri – CN) and dry treated  in the new Fossano (CN) plant.

Visual aspect

White powder.

Areas of use

Plastics.
Rubber industry.
Water-based paints for interior and exterior.
Adhesives, glues.
Flue gas desulfurization, water and ground.

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Declaration of performance (DoP)
The DoP in force can be downloaded, for the previous versions contact the offices at +39 0171 97 167.

Chemical gradeCaCO398%
Hardness (Mohs)3
Moisture< 0,2 %
Oil absorption20± 1
Refractive index1,63 ÷ 1,66
PH value9± 1
ISO Brightness92,7± 1,47
ISO Yellowness+ 1,8
Specific weight0,92 ton/m3
ELEMENTS%TOLLERANCE
Ca O54,85(± 0,5)
Mg O0,80(± 0,3)
Fe2 O30,01(± 0,01)
Si O20,75(± 0,5)
PF43,65(± 0,5)
GRAIN SIZE (µ)%
> 20<= 2
> 300,0
GRAIN SIZEμm
d506
d9830