Marbles »»Crema Star

Crema Star

 
PHYSICO-MECHANICAL PROPERTIES
Hardness (Mohs) 3-4
Dry unit volume weight, (density) (gr/cm3) 2.700
Specific gravity of solid part (gr/cm3) 2.7185

Water Absorption at atmospheric pressure;

by weight

by volume (appearent porosity)		    
(%) 0.07
(%) 0.20
Real porosity, (total porosity) (%) 0.68
Compressive strength (kg/cm2) 1100 (108 MPa)
Flexural (bending) strength (kg/cm2) 100-170 (9.8-17 MPa)
P-Wave velocity (m/s) 6140
Frost resistance (Loss of weight) (%)

0.0202

No sign of alteration

Compressive strength after freezing (kg/cm2) 1086 (106 MPa)
Strength decrease after freezing (%) 1.27

Resistance to wear by abrasion,

Bohme method  DIN 52108

 (cm3/50cm2) 3.9
 

CHEMICAL ANALYSIS
CaO %57.31
Fe2O3 %0.05
K2O % 0.02
MgO % 0.24
Loss on Ignition %42.38
Titration (CaCO3+MgCO3=94.4)

DESCRIPTION: Very fine grain size (micritic texture)

 

 
 
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