crowea
Quartz Furnace Tube End Cap
Quartz Furnace Tube End Cap
Regular price
$9.90
Regular price
Sale price
$9.90
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Impurity content(ppm)
Spectral transmission at 1.0mm thickness
Physical Proerties
| 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
| n m | <220 | 255 | 280 | 315 | 350 | 38 | 590 | 780 |
| % | 89 | 91 | 93 | 93 | 93 | 93 | 93.2 | 93.4 |
Physical Proerties
| (g/cc)Density20 °C kg.m-3 | 2.2 |
| Degree of Hardness Moh's Scale | 6.5-7.0 |
| Softening point(degree) | 1683°C |
| Annealing point | 1215°C |
