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The ozone free quartz tube doped with Ti, can prevent radiation of high-density UV rays but not generating ozone. It is mainly used for ozone free germicidal lamp and others.

Dimensional Tolerance


Range of OD

OD

WT

SIDING

Out of Round

Bow/ 122mm

< 6mm

+/- 2.0%

+/- 10%

12%

2.0%

2.5mm

6.0 -15.00mm

+/- 1.25%

+/- 8%

10%

1.5%

2.5mm

15.00 -20.00mm

+/- 1.25%

+/- 10%

15%

1.5%

2.5mm

20.00 -25.00mm

+/- 1.25%

+/- 10%

15%

1.5%

3.0mm

25.00 -30.00mm

+/- 1.35%

+/- 12%

15%

1.5%

3.0mm

30.00 -80.00mm

+/- 1.55

+/- 14%

15%

2.05%

3.0mm


Chemical Composition unit : ppm


Cr

Ge

Fe

Mg

Ti

Ca

Al

Na

Li

K

0.1

0.4

1.5

0.4

0.1

0.8

16

2.3

0.5

2.0


Physical Properties

Density 20kg .(*10)

2.2

Coefficient of expansion 25-300

0.58

Softening point ()

1670

Annealing point £¬ ()

1210

Strain point ()

1100

Youngs modulus(Pa)

7.3*10


Spectral Transmission at 1.0mm Thickness


Nm 185 £¼220 230-280 550 590 780
% 0 0 ¡Ý85 ¡Ý90 ¡Ý92 ¡Ý92

 

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