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quartz rod
Date:2006-10-8 16:15:11
product code: IP104  type comparison: GE214LD
                              
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

 

properties: The material is similar to GE214 ,high purity,strong heat resistance and low coefficient of thermal expansion
application: It is widely used for filament bridging rod, semiconductor,quartz wielding rod,etc
The above data are only for reference.
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