Clear quartz tube,Quartz Tube,Quartz Rod,Quartz Plate,Quartz Glass,Quartz Crystals55

Clear Fused Quartz Tubing & Tube

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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