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ozone free quartz tube
Date:2006-10-8 16:15:44
product code: IP105 type comparison: GE219
 
                                                    
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
5.00.08
1.00.06
10%
1.5%
2.5%
12.00.10
1.00.10
10%
1.5%
2.5%
15.00.12
1.00.12
15%
1.5%
2.5%
17.00.15
1.00.15
15%
1.5%
2.5%
18.50.15
1.00.15
15%
1.5%
2.5%
19.00.20
1.00.15
15%
1.5%
2.5%
25.00.30
2.50.20
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
7.3105

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
The above data are only for reference.
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