Ozone Free Quartz Tube
Specifications
Ozone Free Quartz TubeThis tubing is clear,cut surface slig-htpurple.The product blocks wavelength lessthan220nm,while transmi
Ozone Free Quartz Tube
This tubing is clear,cut surface slig-htpurple.The product blocks wavelength lessthan220nm,while transmit over 70% in 253.7nm.Good for all kinds of germcidal lamps.
Properties:Clear quartz tube dioped with Ti.Has astrong ability to prevent dense UV radiation but release no ozone
Appication:It is used for germicidal lamps and has a strong function of decoration.
Dimensional Tolerance
Specifications |
Diameter |
Thickness |
Length |
Most partial thickness |
Maximum ellipticity |
Maximum curvature |
<10 |
±0.15 |
±0.10 |
±0.5 |
0.10 |
0.15 |
2 |
10-15 |
±0.20 |
±0.10 |
±0.5 |
0.12 |
0.20 |
2 |
15-20 |
±0.25 |
±0.15 |
±0.5 |
0.13 |
0.25 |
2 |
20-30 |
±0.30 |
±0.15 |
±0.5 |
0.15 |
0.30 |
2 |
30-40 |
±0.40 |
±0.15 |
±0.5 |
0.15 |
0.40 |
2 |
>40 |
±0.50 |
±0.15 |
±0.5 |
0.15 |
0.50 |
2 |
10-15 |
±0.20 |
±0.10 |
±0.5 |
0.12 |
0.20 |
2 |
Chemical composition&OH
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 |
0.1 |
0.1 |
<10 |
Physical Properties
Density 20kg.m-3(×103) |
2.2 |
Coefficient of expansion 25-300 c-1(×10-6) |
0.56 |
Softening point() |
1630 |
Annealning point() |
1180 |
Strain point() |
1100 |
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 |
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