Micro 20

Micro 20 is  a  natural product dry treated in plant enclosed to ancient quarry calcic marble (Quarry “Cava Reale Marmorera”, placed near Valdieri – Piedmont-Italy).

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.

Chemical gradeCaCO398/99%
Hardness (Mohs)3
Moisture< 0,2 %
Oil absorption19± 1
Refractive index1,63 ÷ 1,66
PH value9± 1
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
carbocalcio–curva-granulometrica–micro-20