Physical, Mechanical and Technological Specifications
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Hardness
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(Mohs) :
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3 - 4
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Unit Volume Weight
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(gr./cm3) :
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2,73
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Density
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(gr./cm3) :
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2,79
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Water absorption at atmospheire pressure,
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by weight t (%) :
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0,2
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by volume (%) :
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0,4
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Water absorption at boiling water,
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by weight t (%) :
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0,1
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by volume (%) :
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0,4
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Porosity
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(%) :
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0,4
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Compressive strength
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(Kgf/cm2) :
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1019
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Compressive strength after freezing
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(Kgf/cm2) :
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1019
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Strength to blow
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(Kgf/cm2) :
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4
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Strength to bending
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(Kgf/cm2) :
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174
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Modules of Elasticity
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(Kgf/cm2) :
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9,94x104
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Ratio of fuliness
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(%) :
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97,8
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Degree of pores
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(%) :
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2,2
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Average Abrasion Strenght
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(cm3/50 cm2) :
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18,7
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Average Tensile Strenght
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(Kgf/cm2) :
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64
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CHEMICAL ANALYSIS
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%
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SiO2
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0,50
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Fe2O3
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0,84
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CaO
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43,20
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MgO
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9,20
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