Ozone free quartz tube

Ozone free quartz tube

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
5.0ÿ?.08 1.0ÿ?.06 10% 1.5% 2.5%
12.0ÿ?.10 1.0ÿ?.10 10% 1.5% 2.5%
15.0ÿ?.12 1.0ÿ?.12 15% 1.5% 2.5%
17.0ÿ?.15 1.0ÿ?.15 15% 1.5% 2.5%
18.5ÿ?.15 1.0ÿ?.15 15% 1.5% 2.5%
19.0ÿ?.20 1.0ÿ?.15 15% 1.5% 2.5%
25.0ÿ?.30 2.5ÿ?.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 ¡¼10


Physical Properties
Density 20ÿ?kg.m-3 (ÿ?03) 2.2
Coefficient of expansion 25-300ÿ? ÿ?1 (ÿ?0-6) 0.56
Softening point ÿ?1630
Annealing point ÿ?1180
Strain point ÿ?1070
Youngs modulus Pa 7.3ÿ?05


Spectral Transmission at 1.0mm Thickness
Nm 185 ¡¼220 230-280 550 590 780
% 0 0 ÿ?5 ÿ?0 ÿ?2 ÿ?2

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