Quartz Rod is a Other Non-Metallic Minerals & Products product. Key specs — Origin: China.
Product Description
Quartz Rod
This clear quartz rod has high purity, elevated temperature characteristics and low coefficient of thermal expansion, It serves as the material of the bridging rod for single and halogen lamps, fiber optic lighting, quartz making, wafer carriers and push rods in semiconductor industry Dimensional Tolerance Range of OD OD ¡Ü6mm ¡À2.0% 6.00-15.00mm ¡À1.25% 15.00-20.00mm ¡À1.25% 20.00-25.00mm ¡À1.25% 25.00-30.00mm ¡À1.35% 30.00-50.00mm ¡À1.5%
Chemical Composition Unit: ppm Cr Ge Fe Mg Ti Ca Al Na Li K OH £¼0.5 0.5 1.2 0.8 2.0 2.0 20 1.2 0.5 1.5 £¼25
Physical Properties Density 20¡æ kg.m-3 (¡Á103) 2.2 Coefficient of expansion 25-300¡æ ¡æ-1 (¡Á10-6) 0.56 Softening point ¡æ 1670 Annealing point ¡æ 1210 Strain point ¡æ 1110 Youngs modulus Pa 7.3¡Á105
properties: The material is similar to GE214 ,high purity,strong heat resistance and low coefficient of thermal expansion application: It is widely used for filament bridging rod, semiconductor,quartz wielding rod,etc
