ozone free quartz tube | Global Trade leader ecrobot

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ozone free quartz tube

Posting date : May 16, 2012

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Free Member Scince Jan 21, 2011

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MINERAL PRODUCTS | Mineral fu

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27-

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Detailed Description

Ozone-free quartz tubing.clear,cut surface slig-ht purple.The product blocks wavelength<220nm,while transmit over 70% in 253.7nm.Good for all kinds of germcidal lamps. Dimensional Tolerance Range of OD WT Siding Out of Round Bow/1220mm 5.0±0.08 1.0±0.06 10% 1.5% 2.5% 12.0±0.10 1.0±0.10 10% 1.5% 2.5% 15.0±0.12 1.0±0.12 15% 1.5% 2.5% 17.0±0.15 1.0±0.15 15% 1.5% 2.5% 18.5±0.15 1.0±0.15 15% 1.5% 2.5% 19.0±0.20 1.0±0.15 15% 1.5% 2.5% 25.0±0.30 2.5±0.20 15% 1.5% 2.5% Chemical Composition Unit: ppm Al Fe K Na Li Ca Mg Cu Mn Pb B cr OH 25 1.5 2.5 2.5 0.6 2.3 0.5 0.1 0.5 0.01 0.2 0.1 ＜10 Physical Properties Density 20℃ kg.m-3 (×103) 2.2 Coefficient of expansion 25-300℃ ℃-1 (×10-6) 0.56 Softening point ℃ 1630 Annealing point ℃ 1180 Strain point ℃ 1070 Youngs modulus Pa 7.3×105 Spectral Transmission at 1.0mm Thickness Nm 185 ＜220 230-280 550 590 780 % 0 0 ≥85 ≥90 ≥92 ≥92 properties: IP 105,clear quartz tube doped with Ti. Has a strong ability to prevent dense UV radiation but release no ozone application: It is used for heating tube and has a strong function of decoration