I.Application
Halogen lamp, mercury lamp, stage lamp and other electric light sources and chemical pipelines high-temperature quartz material vessels.II. Prodcut Feature.
II. Product Features
A kind of transparent quartz glass material, high
purity, high temperature resistant and corrosion, thermal stability and mechanical properties in the visible region (400-750 nm) of high transmittance (typical transmission rate was 92%). Strict dimensional tolerance and excellent appearance make the bulb have good shape.
III. Product Type
WWQ292,Standard transparent quartz tube
IV. Typical Size
Unit: mm
OD Rang | ODTolerance | WallThickness | WTTolerance | Out ofRound | Siding | Bow |
3<Ф≤10 | ±0.1 | 1~2.0 | ±15% | 2% | 12% | 0.15% |
10<Ф≤20 | ±0.2 | 1~2.5 | ±15% | 1.25% | 12% | 0.15% |
20<Ф≤30 | ±0.25 | 1.5~3.0 | ±15% | 1.25% | 12% | 0.15% |
30<Ф≤40 | ±0.35 | 1.5~4.0 | ±15% | 1.25% | 12% | 0.15% |
40<Ф≤50 | ±0.2 | 2.0~4.0 | ±15% | 1.25% | 12% | 0.15% |
50<Ф≤60 | ±0.5 | 2.5~5.0 | ±15% | 1.25% | 12% | 0.15% |
Note: Customised Size is available
V. Physical & Chemical Properties
i. Mechanical & Thermal Properties
Density(20℃kg/m3) | Thermal Expansion(200-300℃℃-1) | Softening Point(℃) | Annealing Point(℃) | Strain Point(℃) |
2.2*103 | 5.6*10-7 | 1670 | 1210 | 1110 |
ii.Impurity Value
Impurity | Na | K | Mg | Li | Ca | Fe | Al | Ti | Cu |
Typicalvalue | 5.0 | 5.0 | 1.0 | 1.0 | 3.0 | 1.5 | 20 | 3.0 | 0.5 |
iii.OH Content
Typical Value without Baking | After baking | |||
160 | <5, | <10, | <15 | , <20 |
*OH Customized is available |