1.high temprature resistance; 2.low swell factor; 3.god chemical stability and electrical insulating property

Specification:Diameter from 2mm- 50mm

 Physical properties:Density Density 20 °C kg * m-3 (× 103) 2.2 Coefficient of Thermal Expansion:25-300 °C °C -1 (× 10-6) 0.56 Softening Point: (°C) 1710 Annealing point: (°C) 1230 Transformation point Strain point (°C) 1140 Young's Modulus: (Pa) 7.3 × 105   Application: The product is widely used: halogen lamps, mercury lamps, single-ended lamp, automobile lamp, stage lamp, thermocouple, copiers lights, water treatment lamp casing, all kinds of quartz vessels, pipelines and other fields.