... no airline 5. non-discolouring photovoltaic clear fused quartz glass rod1, fused quartz glass rod2,tight siz tolearance3,Resistance 1100 degree, 2020 ... resistance,low OH), UV-stop quartz tube, red quartz tube, processed quartz tube, quartz rod, quartz plate, gray quartz tube, and so on. ... pinching, and bending, and so on. Your design and drawing are accepted, we can make as your requirement. waitting ...