Frosted Quartz Flange
Specifications
Desity: 2.2 g/cm3
Hardness: 570KHN100
Tensile strength: 4.8x107 Pa (N/m2)
Compression srength: >1.1x109Pa
Coefficient of thermal expansion(20℃-300℃): 5.5x10-7cm/cm℃
Thermal conductivity(20℃): 1.4W/m℃
Specific heat (20℃): 660J/kg℃
Softening point: 1730℃
Annealing point: 1250℃
Hardness: 570KHN100
Tensile strength: 4.8x107 Pa (N/m2)
Compression srength: >1.1x109Pa
Coefficient of thermal expansion(20℃-300℃): 5.5x10-7cm/cm℃
Thermal conductivity(20℃): 1.4W/m℃
Specific heat (20℃): 660J/kg℃
Softening point: 1730℃
Annealing point: 1250℃
Product Description
- High temperature resistance glass can work under 1250°C continuously,and in short time can even work under 1450°C, its softening point is 1730°C.
- Quartz glass will not reat chemically with acid except hydrofluoric.Acid-stable is 30 times of ceramic and 150 times of stainless steel. Es-pecially chemical stability is incomparable at low temperature.
- Electric insulation.
- Excellent thermal shock stability.
- High transmission above 85%.
- Widely used in semiconductor , lighting and electric heating industries.
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