Specifications
1,purity 99.99% min
2,Resistance 1100 degree
3,Low OH
4,1000 long time work
Advantage of the quartz tube:
1. High temperature resistant, 1100 degree.
2. Corrosion-resistant
3. Good thermal stability
4. Good transparency for light
5. Good electrical insulation
USE
Can be used in the manufacture of semiconductor,rotation furnace, pipe furnace,mercury lamps,automobile etc.
Chemical composition (ppm)
AL | Fe | K | Na | Li | Ca | Mg | Cu | Mn | Cr | B | Ti |
5-12 | 0.19-1.5 | 0.71-1.6 | 0.12-1.76 | 0.38-0.76 | 0.17-1.23 | 0.05-0.5 | 0.05 | 0.05 | <0.05 | <0.1 | <1.0 |
Spectral transmission at 1.0mm thickness
mm | <220 | 255 | 280 | 315 | 350 | 38 | 590 | 780 |
% | 89 | 91 | 93 | 93 | 93 | 93 | 93.2 | 93.4 |
Physical Properties
(g/cc)Density20 °C kg.m-3 | 2.2 |
Degree of Hardness Moh’s Scale | 5.5-5.6 |
Softening point(degree) | 1683 |
Annealing point | 1215 |
Defoamation Point | 1120 |
We produce different sizes and kinds of quartz tubes, such as thick wall quartz tubes, large diameter quartz tube, quartz twin tube, u-shape tube, C shape tube, quartz capillary tube, perforated tube, four holes tube, one end closed tube, quartz test tube, heat resisting quartz tube, corrosion resisting quartz tube, and other special shaped tubes according to customers' design.
package