Clear quartz rod Our clear quartz rod has the characteristics of high purity, heating 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 ect. Clear quartz rod Our clear quartz rod has the characteristics of high purity, heating 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 ect.