Selling Offers
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Quartz Rod
Posted: 11 Nov 2009 |
The material is similar to GE214 , high purity, strong heat resistance and low coefficient of thermal expansion
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This clear quartz rod has high purity, elevated temperature characteristics and low coefficient of thermal expansion, It serves as the material of the bridging rod for single and halogen lamps, fiber optic lighting, quartz making, wafer carriers and push rods in semiconductor industry
Dimensional Tolerance
Range of OD OD
?6mm ±2.0%
6.00-15.00mm ±1.25%
15.00-20.00mm ±1.25%
20.00-25.00mm ±1.25%
25.00-30.00mm ±1.35%
30.00-50.00mm ±1.5%
Chemical Composition Unit: ppm
Cr Ge Fe Mg Ti Ca Al Na Li K OH
?0.5 0.5 1.2 0.8 2.0 2.0 20 1.2 0.5 1.5 ?25
Physical Properties
Density 20? kg.m-3 (×103) 2.2
Coefficient of expansion 25-300? ?-1 (×10-6) 0.56
Softening point ? 1670
Annealing point ? 1210
Strain point ? 1110
Youngs modulus Pa 7.3×105
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| Price: |
1 -
100
USD | | FOB/Port: |
SHANGHAI | | Payment Terms: | LC, TT | | Quantity: |
100
Pieces |
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