Optical Fiber Quartz Tube

I. Application

Optical fiber quartz tube is used as the extension tube in RIC process and auxiliary material in PCVD and MCVD process.

II. Product Features

Optical fiber quartz tube features high dimensional accuracy, high purity and low hydroxyl, etc.

III. Product Type

WQPQ181F

IV. Typical Size

 OD RangeOD ToleranceWT Tolerance Siding Ovality Bow
35.00≤OD<45.00±1.2%±6.25%15%1.5%0.1%
45.00≤OD<55.00±1%±5.5%8%1.5%0.1%
55.00≤OD<65.00±0.8%±5.5%8%1.5%0.1%
65.00≤OD<80.00±0.8%±5.5%8%1.5%0.1%
80.00≤OD<120.00±0.8%±5.5%10%1.5%0.1%
120.00≤OD<160.00±0.8%±5.5%10%1.5%0.1%

V. Physical and Chemical Properties

i. Physical Properties

ItemIndex Value
Density(g/cm32.2
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

CodeCriteriaAlCaCrCuFeKLiMgMnNaTiZr
 PQ181F Typical 16.2 1 <0.05 <0.05 0.5 1.2 0.9 0.2 <0.05 1.1 1.5 1
 Maximum 25 1.5 0.1 0.1 1 1.5 1.5 0.2 0.2 2 4 2

iii. OH Content

OH < 70PPM

iv. Coefficient of Thermal Expansion and Viscosity

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