quartz glass tube 001

OD range 2.2mm-120mm, Silicon Dioxide>99.95%, excellent visual and chemical performance, high thermo-stability,anticorrosive. Transmittance of visible light>90%.Deh-rodyolization available upon customer's request, deshydroxy content less than 50ppm, 20ppm,15ppm,10ppm,5ppm or 2ppm.Product NameProduct IDUV transmi(%)OH ppmType comparisonTypical Application190nm253.7nmClear Quartz TubeJL600≥40≥87<150unbaked,GE214, PH300/308, Ovisil451Halogen,germicidal with ozone lamps,heater etcDehydroxyl (baked)Clear Quartz TubeJL610≥40≥87≤50baked,GE214, PH300/308, Ovisil451Halogen,germicidal with ozone lamps,heater etcJL620≥40≥87≤20baked,GE214, PH300/308, Ovisil452Mercury,Halogen,heater etcJL630≥40≥87≤15baked,GE214, PH300/308, Ovisil452Mercury,Halogen,heater etcJL640≥40≥87≤10baked,GE214, PH300/308MD, Ovisil452Mercury,Halogen,heater etcLow hydroxyl (Vacuum baked) Clear Quartz TubeJL650≥63≥87≤5GE214, PH300/308ND, Ovisil452Metal halide lamps and other applications requiring hydroxyl free materialJL680≥63≥87≤2GE214, PH300/308ED, Ovisil451Metal halide lamps and other applications requiring hydroxyl free materialJL690≥65≥88≤1GE214, PH300/308SD, Ovisil451Metal halide lamps and other applications requiring hydroxyl free materialJL690≥68≥89≤1GE214, PH300/308SD, Ovisil451High rate of transmittance and hydroxyl free metal halide lamps etc.( produced by import material).