Degree of hardness Moh’s Scale: 6.6
Melting Point: 1680℃
Continuous working Temperature: 1100℃
Short time working Temperature: 1450℃
Acid tolerance(Acid and Alkali resistance
Except hydrofluoric acid, quartz glass does not react with any acid and base except hydrofluoric acid. ): The stability is 30 times than Ceramics , 150 times than Stainless steel
Visible light transmittance: it is different from 85%-95% depend on different spectrum
Electric insulation: 10000 times than ordinary glass
Excellent thermal shock stability ,Small thermal expansion coefficient,it is only 5.5×10-7/℃.
Application of standard clear quartz tube: halogen lamp, mercury lamp, single end lamp,automobile lamp,stage lamp, The thermoelectric boiler, The photocopier lamp, Water treatment lamp casing,quartz ware and pipe.