U Quartz Tube

Product Description

U quartz tube:
High quality, Low price, Perfect after-sale service
1. Outside Diameter: 1~300mm
2. Wall Thickness: 0.5~18mm
3. Length: 10~3000mm

Dimensional Tolerance: [part parameters]
OD Deviation de OD WT Siding of Wall Out of Round Bow/1220mm
<6mm ± 2.0% ± 10% 12% 2.0% 2.5mm
6.0-15mm ± 1.25% ± 8% 10% 1.5% 2.5mm
15-20mm ± 1.25% ± 10% 15% 1.5% 2.5mm
20-25mm ± 1.25% ± 10% 15% 1.5% 3.0mm
25-30mm ± 1.35% ± 12% 15% 1.5% 3.0mm
30-80mm ± 1.5% ± 14% 15% 2.0% 3.0mm

Chemical Composition [unit: Ppm]
Al Fe Ca Ti Na K
20 1.0 2.0 2.0 2.5 2.5

OH-Content:
Can be controled within 20ppm\15ppm\10ppm\5ppm\2ppm
According to the customers' requirements.

Chemical Properties:
Hydrolysis Clase (DIN 12111) 1
Acid-resistance Clase (DIN 12 116) 1
Alkali-resistance Clase (DIN 52322) 1
Mechanical Properties: ( at 20 centigrade degree)
Density 2.20 g/cm3
Tensile Strength 4.8 × 107 Pa (N/m2)
Compressive Strength 4.8 × 107 Pa (N/m2)
Hardness (Mohs) 5.5 - 6.5

Thermal Properties:
Coefficient of expansion [20~300 degree] 5.5 × 10-7 /degree
Transformation point 1120 degree
Softening point 1683 degree
Annealing point 1180 degree
Max temperature for continuous work 1100 degree
Max temperature for periodic work 1300 degree

Electrical Properties:
Deficit factor of dielectric (at frequency of 7.5 GHz) tan =0.0025
Constant dielectric (at 20 degree /7.5 GHz) = 3.7
Electric-resistance (kV/cm)
At 20 degree 250 - 400
At 500 degree 40 - 50

Temperature Electric-resistance
(degree ) (. Cm)
20 1018
100 1018
200 4 × 1013
400 1010
800 6.3× 108
1000 108
1200 4 × 105

1. Specilized in manufacturing kinds of further processing quartz products with different shapes according to your requirements.

2. Prouducts:
(1) Bent tubes [ Shapes: C / U / M / W / Pear / Racket etc ]
(2) Clear/Transparent quartz tube,
(3) Milky/Opaque quartz tube,
(4) Ruby quartz tube,
(5) Spiral quartz tube,
(6) UV stop/block quartz tube, + Ozone free quartz tube,
(7) Quartz Rod, + Quartz Plate, + Quartz Disc,
(8) One end closed quartz tube,
(9) Twin (double hole) quartz tube,etc.

3. When you need our products, welcome to contact us.
We hope to build long-term friendly relationship with you.