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Translucent Quartz Glass Rod

Writer:World Quartz  Date: 2014-10-24 17:01:29


The quartz rod (fused silica rod) has the characteristics of high purity, heat resistance and low coefficient of thermal expansion. It serves as the material of the bridging rod for single-ended halogen lamps, optical fiber lighting, quartz fiber and semiconductor silicon chip processing, etc. (GE214 type)
Length: 10--3000mm
Specifications can be made by the requirement of customers.
 Chemical composition   unit : ppm

Cr Ge Fe Mg T i Ca Al Na Li K OH
<0.5 0.5 0.8 0.8 2.0 1.0 16 1.2 0.5 1.5 <25
Physical Properties
Density 20 deg c 2.2 kg*m-3(×103)
Coefficient of expansion (25-300 deg c) 0.56 deg c -1(×10-6)
Softening point 1670 deg c
Annealing point 1210 deg c
Strain point 1110 deg c
Youngs modulus 7.3×105 Pa