... produced 10-80mm transparent quartz rods through excellent quartz raw material and special technique.It has characteristics of high purity,good ... tube, red quartz tube, processed quartz tube, quartz rod, quartz plate, gray quartz tube, and so on. And we have further capacity ... of trim cutting, fire-polishing, pinching, and bending, and so on. Your design and drawing are accepted, we can make as ...