Perfection of form
creation of natural water structure

The highest level of control
and protection to the best quality.
Company certificate with every lot.

Specification

PHYSICAL AND CHEMICAL PROPERTIES

Carbon approx. 92.0 %
Ash content not more 7.0 %
Sulfur content not more 1.0 %
Moisture content not more 3.0 %
Density 1600 kg/m3
Bulk density approx. 900 kg/m3
Porosity:
maximum
minimum

60.0 %
32.0 %
The mechanical strength of the material:
attrition loss
refinability
hardness

not more 0.3 %
not more 3.0 %
4 Mohs
Chemical resistance of the material:
acid solubility
caustic solubility

not more 1.0 %
not more 1.0 %
Content of main grain size not less 90.0 %
Volatile matters not more 3.5 %