twin quartz tube

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We supply different sizes of clear or milky quartz tube for lamps, heater, semiconductor, thermouples and etc. industries in China for more than 10 years. And we also manufacture the quartz tube according to customers requires. The surface of this kind of tube is smooth and the tube is colorless. The properties of the tube are: high purity(SiO2>99.99%), abrasion resistance(any acid except HF acid ). fire resistance(softening point 1700 centigrade). low coefficient of thermal expansion(5.5x10-7/centigrade, heat the tube to around 1100 centigrade, then put it into ordinary temperature water, the tube won't crack, ); The surface can be done with gold plating. Gently using sizes: single outer diameter X double outer diameter 8x17mm, 11x23mm, 15x33mm length 400-4000mm lianyungang inpuquartz factory

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lianyungang inpuquartz tube

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