Clear Quartz glass rod/crystal glass rod
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Quartz Rod/Silicon wafer holder High purity Optical usage resisting 1200 centi grade
Dimensional Tolerance
Range of OD OD OD Thickness Siding Out of Round Bow/1220mm
≤ 6mm ± 2.0% ± 10% 12% 2.0% 2.5mm
6.00-15.00mm ± 1.25% ± 8% 10% 1.5% 2.5mm
15.00-20.00mm ± 1.25% ± 10% 15% 1.5% 2.5mm
20.00-25.00mm ± 1.25% ± 10% 15% 1.5% 2.5mm
25.00-30.00mm ± 1.35% ± 12% 15% 1.5% 2.5mm
30.00-80.00mm ± 1.5% ± 14% 15% 2.0% 2.5mm
Physical properties:
Density Density 20 °C kg * m-3 (× 103) 2.2
Coefficient of Thermal Expansion:25-300 °C °C -1 (× 10-6) 0.56
Softening Point: (°C) 1710
Annealing point: (°C) 1230
Transformation point Strain point (°C) 1140
Young's Modulus: (Pa) 7.3 × 105
Application:
The ocl halogen lamp pressure bridge stick,
Fiber optic lighting,
Quartz fiber manufacturing
And semiconductor wafer processing, etc.
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