EQ-U400
Using a rotary process, it is possible to produce milky-white quartz tubing with specialized wall thicknesses (U400 and U410), with a maximum outer diameter of 1000 mm, suitable for use as furnace tubes and thermal insulation material.
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EQU400
Using a rotary process, it is possible to produce milky-white quartz tubing with special wall thicknesses (U400 and U410), with a maximum outer diameter of 1000 mm, suitable for use as furnace tubes and thermal insulation materials.
EQ-U400 Chemical Composition Analysis (Reference Values) ppm
| Al | Fe | K | Li | Cu | Na | B | This | Magnesium | P | Ti | OH | |
| EQ-U400 | 45.00 | 1.17 | 2.50 | 1.50 | 0.13 | 5.00 | 0.10 | 1.21 | 0.07 | --- | --- | --- |
| EQ-U410 | 15.00 | 0.20 | 0.60 | 0.40 | 0.02 | 0.80 | 0.10 | 0.40 | 0.05 | 0.06 | 1.20 | --- |
EQ-U400 Milky White Tube Product Dimensional Tolerances (mm)
| Specifications Designation | Outer diameter OD | Wall thickness WT | Length Length |
| 100 | ±4 | 7-12 | ±5.0 |
| 150 | ±4.5 | 12-22 | ±5.0 |
| 200 | ±5 | 15-25 | ±5.0 |
| 300 | ±6 | 20-35 | ±5.0 |
| 500 | ±7 | 25-40 | ±5.0 |
| 1000 | ±8 | 40-60 | ±5.0 |
Keywords: Quartz glass | Quartz components for semiconductors
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