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Company: Donghai Shengda Quartz Products Co., Ltd Certificate: ISO9001; ISO14001; OHSAS18001 Product: high-purity crystal powders, high-purity low OH crystal powder, clear fused quartz glass tube, UV-stop quartz glass tube, none-ozone quartz glass tube, quartz bar, milky quartz tube, quartz testing tube, quartz crucible and futher manufacturing quartz tube. Infrared rays heating quartz tube Infrared rays heating quartz tubeis one of the characteristic quartz products, which can be suppiled by our company. With several trace elements added, it can stop UV and part of light, which can make full use of infrared ray. There are three colors for your choice .It is pink, wine red and black red. The red quartz tube is widely used in the field of far infrared heating, such as heaters, sterilization tanks, microwave ovens, electric cookers, electric ovens, surface drying, automobile paint baking, etc. Infrared rays heating quartz tube 1. prevent all the UV rays 2. a part of visible lights 3. meanwhile make the most of infrared rays Standards of red quartz tube:Range ofODWTSidingOut ofroundBow/1220mmlength8.00-13(+/-0.15)1.0+/-0.1010%1.5%2.5mm1220Physical properties:Density 20C kg*m-3(x10-6)2.2Coefficient of expansion 25-300C C-1(x10-6 )0.5Softeningpoint (C)1710Annealingpoint (C )1230Strainpoint1140Youngs modulus(Pa)7.3x105