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 Clear Fused Quartz Tubing & Pipe

 

 

Size : outer diameter : 1.5mm--400mm
Thickness of wall : 0.5mm--5mm 
Technical data : 
Silicon Dioxide>99.95%, Excellent visual and chemical performance, high thermo-stability, anticorrosive, Transmittance of visible light>90%. Deh-rodyolization available upon customer request, deshydroxy content less than 20ppm,15ppm,10ppm,5ppm, or 2ppm .
Our products are used in areas of semiconductor, lighting and electric heating industries.

We also make color quartz tubes, red, yellow, blue, Milky white, etc.

We also customize ozone-free quartz tube, high ozone quartz tube, ultraviolet quartz tube, etc.

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/ 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

 

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