... source, semiconductor,optical, photovoltaic,chemical industries , About Lianyungang Suke Quartz Products Sales Co.,Ltd:We can supply more than 5 ... heating resistance,low OH), UV-stop quartz tube, red quartz tube, processed quartz tube, quartz rod, quartz plate, gray quartz tube, and so on. And we ... drawing are accepted, we can make as your requirement. waitting for your special specification to offer.