... Service:Fused quartz tube, Electro-fusion quartz tube, Ozone-free quartz tube, Closed quartz tube, Quartz Rod, Quartz Lens, Boiler quartz tube , Melted quartz powder, Crystal ... Established:1999 TFactory Information Factory Size:14,271.5 square meters Factory Location:Lianyungang ,jiangsu,China No. of ... outside diameter, 0.5-8.0mm wall thickness and 10-3000mm length. Exhaust tubes with good CPK are ...