translucent quartz tube Clear Quartz Tube,silica tube,quartz tube,quartz glass tubeSize: outer diameter: 2.5mm--300mmThickness of wall: 0. ... .We can also produce opaque (Milky white) quartz tubes, halogen heating lamps, carbon fibre lamps, ceramic heaters, quartz heaters, quartz sheets (plates), quartzcrucibles, quartz flasks etc.///////////////////////////////