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NSG OZ Fused Quartz Glass

Fused Quartz Optical Properties
Thermal Properties
Thermal Coefficient of Expansion (0/300°C): 6.5 X 10 -7/°C
Annealing Point 1180°C / 2156 °F
Softening Point 1720°C / 3128 °F
Strain Point 1090°C / 1994 °F

Mechanical Properties
Density 2.203 gm/cm3
Knoop Hardness 6.5 X 104 Kg/cm2
Young's Modulus 7.3 X 105 Kg/mm2
Poisson's Ratio .17

Optical Properties
Refractive Index 1.453

Electrical Properties
Dielectric Constant 3.58