I. Application
Optical fiber resized quartz tube is used as the base material of optical fiber vessel tube in high temperature zone.
II. Product Features
Optical fiber resized quartz tube features high purity, low hydroxyl, good high-temperature resistance, etc.
III. Product Type
WQPQ181F-R
IV. Typical Size
| OD Range | OD Tolerance | WT Tolerance | Siding | Ovality | Bow |
| OD＜100.00 | ±1.00 | ±10.00% | 20.00% | 1.00% | 0.10% |
| 100.00≤OD＜200.00 | ±1.00 | ±10.00% | 20.00% | 1.00% | 0.10% |
| 200.00≤OD＜300.00 | ±1.00 | ±10.00% | 20.00% | 1.00% | 0.10% |
| 300.00≤OD＜400.00 | ±1.00 | ±10.00% | 20.00% | 1.00% | 0.10% |
| 400.00≤OD＜500.00 | ±1.00 | ±10.00% | 20.00% | 1.00% | 0.10% |
| 500.00≤OD＜900.00 | ±2.00 | ±10.00% | 20.00% | 1.00% | 0.10% |
V. Physical and Chemical Properties
i. Physical Properties
| Item | Index Value |
| Density（g/cm3） | 2.2 |
| Heat Conductivity（w/m·k，1000℃） | 2.28 |
| Coefficient of Thermal Expansion（℃-1，1000℃） | 5.5×10-7 |
| Softening Point（℃） | 1670 |
| Annealing Point（℃） | 1210 |
| Strain Point（℃） | 1110 |
ii. Trace Elements
| Code | Criteri a | Al | Ca | Cr | Cu | Fe | K | Li | Mg | Mn | Na | Ti | Zr |
| PQ181F-R | Typical | 13 | 0.5 | <0.05 | <0.05 | 0.1 | 0.1 | 0.3 | 0.05 | 0.05 | 0.1 | 1.3 | 1 |
| Maxim um | 19 | 1 | 0.1 | 0.1 | 0.5 | 1 | 1 | 0.2 | 0.2 | 1 | 2 | 2 |
iii. OH Content
OH < 30PPM
iv. Coefficient of Thermal Expansion and Viscosity
