Quartz glass discs
clear quartz plate is widely used for observer window
the size is from 20 to 1000mm, thickness is from 0.2 to 50mm.
Feature Products
expasion rate,high temperature proof,chemical stability,perfect insulation,stable ultrasonic delay
Product Description
Quartz plate is a special glass that contains silicon dioxide .Our quartz glass board is made from natural quartz after the process of melting and fine grinding .It is transparent and colorless, contains no air bubble and no processing trade will be found . It is purity is controlled to the grade of PPM.
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Density:2.2g/cm |
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Degree of hardness:5.5-5.6 Mohs Scale |
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Softening point:1750 |
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Strain:1270 Fuses the quartz glass brick |
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Ingrdient:SIO2 99.9%, Fe2O3 30ppm Blow |
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Thickness :2-5mm |
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Outer diameter:350 Blow |
parameter of plate series
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Ultraviolet transmission rate % |
PPM |
Catalogue of parameter |
Application |
|
|
45 |
88 |
>5 |
GE214 PH300 /308ND,Ovisi1452 |
Metal halide lamps and other applications requiring hydroxyl free material |
|
45 |
88 |
<;;;;;;;;;;;2 |
GE214 PH300/308ND,Ovisi1451 |
Metal halide lamps and other applications requiring hydroxyl free material |
|
45 |
88 |
1 |
GE214A PH300/308SD,Ovisi1451 |
Metal halide lamps and other applications requiring hydroxyl free material |
|
45 |
88 |
1 |
GE214A PH300/308SD,Ovisi1451 |
High rate of transmittance hydroxyl free metal halide lamp etc. |
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