Products: CASTINA
Commercial name
Calcium Carbonate, type: "CASTINA".
Description
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
Chemical - physical properties
Chemical grade |
CaCO3 |
98% |
Hardness (Mohs) |
3 |
|
Moisture |
< 0,5 % |
|
Fineness, sieve residue
GRAIN SIZE (mm) |
% |
>150 |
<= 2 |
<2 |
<= 2 |
|
Chemical analysis
ELEMENTS |
% |
TOLLERANCE |
Ca O |
52 |
(± 0,5) |
Mg O |
1,3 |
(± 0,3) |
Fe2 O3 |
0,01 |
(± 0,01) |
Si O2 |
0,6 |
(± 0,5) |
PF |
45,3 |
(± 0,5) |
|
|