Loading Port:China Main Port
Payment Terms:TT or LC
Min Order Qty:1 Piece sampl available pc
Supply Capability:150000 Kilograms per Year pc/month
Large diameter quartz glass tube
1.Large diameter quartz glass tube:
2.Purity 99.99% min
3.Resistance 1100 degree, 1000 long time work
4.Low OH
5.Nice Appearances
Advantage of the large diameter quartz glass tube:
1.High temperature resistant, 1100 degree.
2.Corrosion-resistant
3.Good thermal stability
4.Good transparency for light
5.Good electrical insulation
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 |
