1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Medium to Fine Coarse Grained
Medium Grained
1.1.3 Fracture
1.1.4 Streak
1.1.5 Porosity
1.1.6 Luster
Vitreous and Pearly
Dull to Pearly to Subvitreous
1.1.7 Compressive Strength
140.00 N/mm2115.00 N/mm2
0.15
450
1.1.8 Cleavage
1.1.9 Toughness
1.1.10 Specific Gravity
1.1.11 Transparency
Transparent to Translucent
Opaque
1.1.12 Density
2.8-2.9 g/cm32.4-2.7 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.92 kJ/Kg K0.88 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Pressure Resistant, Wear Resistant
Heat Resistant