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MARBLE

Noble stone to exquisite environments

Grey AGF

DESCRIPTION

Dark grey marble, with lighter grayish zones, medium granularity.

RECOMMENDED USAGE

Exterior and Interior.

PHYSICAL-MECHANICAL CHARACTERISTICS

- Compressive strength - 863 kg/cm2
- Compressive strength after freeze/thaw cycles - 977 kg/cm2
- Flexural strength - 256 kg/cm2
- Apparent density - 2 703 kg/m3
- Water absorption at atmospheric pressure - 0.10 %
- Open porosity - 0.28 %
- Linear thermal coefficient of expansion - 14.8 x10-6 /ºC
- Abrasion resistance - 2.0 mm
- Shock resistance: minimum height of fall - 55 cm

CHEMICAL ANALYSIS

SiO2-------------------------------------------------------------- 0.36 %
Al2O3------------------------------------------------------------ 0.69 %
Fe2O3 (total)--------------------------------------------------- 0.11 %
MnO-------------------------------------------------------------- vest. %
CaO------------------------------------------------------------- 53.89 %
MgO-------------------------------------------------------------- 0.99 %
Na2O------------------------------------------------------------ 0.04 %
K2O-------------------------------------------------------------- 0.06 %
TiO2-------------------------------------------------------------  0.00 %
L.O.I.------------------------------------------------------------ 43.47 %