milky white quartz tube opaque quartz tube milky quartz tube with large diamter
Filters the ultraviolet ray quartz glass tube typical size and thecommon difference
Outer diameter scope and common difference(±mm)
Wall thickness and common difference(±mm)
Leaning wall(%)
Ellipse number of degree(%)
Curving number of degree(‰)
Outer diameter
common difference
Wall thickness
8—15
0.08—0.15
0.08—1.5
0.05—0.1
10
2.5
2.0
20—25
0.1—0.3
1.0—2.0
0.1—0.2
15
30—40
0.2—0.4
1.2—2.8
0.15—0.5
20
60
0.3—0.6
1.5—4.0
0.2—0.5
25
1.5
90
0.5—1
2.0—2.5
0.4—0.6
30
3
Physical performance
Density20°C kg·m-3 (×102)
2.2
Coefficient of expansion 25-300°C °C-1(×106)
0.56
Softening point(°C)
1630
Draws back the fire point(°C)
1180
Distortion spot Strain point(°C)
1100
Youngs modulus(Pa)
7.3×105