Opaque quartz tube

 

Size:outer diameter : 6mm-80mm                         
thickness of wall : 0.5mm-5mm
technical data :
1.Spectral transmission at 500nm<10%
2. Sio2>99.5%
3. Keep the tube under 900(Celsius degree) for 15 minutes, then put into 20(Celsius degree) water 3 times, no crack.

 

Dimensional Tolerance 

Range of OD

OD

WT

SIDING

Out of Round

Bow

8.0 -15.00mm

+/-2.0%

+/-10%

10%

1.5%

2.5mm

15.00 -20.00mm

+/-1.5%

+/-10%

15%

1.5%

2.5mm

20.00 -25.00mm

+/-1.5%

+/-10%

15%

1.5%

3.0mm

25.00-40.00mm

+/-1.5%

+/-15%

15%

1.5%

3.0mm

40.00-60.00mm

+/-1.5%

+/-15%

15%

1.5%

3.0mm

60.00-80.00mm

+/-1.5%

+/-15%

15%

1.5%

3.0mm

 

Chemical Composition unit : ppm 

AL

Fe

Ca

Mg

Ti

Mn

B

K

Na

Li

36

1.3

1.28

0.8

3.9

0.05

0.2

5.0

2.8

2.0

 

Physical Properties

Opalescence

SiO2

Heat Resistance

The transmitting rate in 500nm is less than 10%.

The purity of SiO2 99.5%

Keep Under 900 for 15 miuntes, ten put into 20 water 3 times, no crack.

 

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