Castina

The Castina Calcium Carbonate is obtained from calciferous marble, which we exctract from the ancient “Cava Reale Marmorera”(in Valdieri, CN), and is being treated in the establishment close to the mine. (grinding and screening)

Visual aspect

Grey rough calcar.

Areas of use

Foundry.
Steel industry.

Chemical gradeCaCO398/99%
Hardness (Mohs)3
Moisture< 0,5 %
ELEMENTS%TOLLERANCE
Ca O52(± 0,5)
Mg O1,3(± 0,3)
Fe2 O30,01(± 0,01)
Si O20,6(± 0,05)
PF45,3(± 0,5)
GRAIN SIZE (mm)%
>150<= 2
<2<= 2