product code: IP209 type comparison

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.

Density:2.2g/cm3
Degree of hardness:5.5-5.6 Moh's Scale
Softening point:1750℃                       
 Strain:1270℃ Fuses the quartz glass brick
 Ingrdient:SIO2 99.9%, Fe2O3 30ppm Blow
Thickness :2-5mm
 Outer diameter:350 Blow

parameter of plate series

Ultraviolet transmission rate % PPM Catalogue of parameter  Application
more than 45more than 88 >5 GE214 PH300 /308ND,Ovisi1452 Metal halide lamps and other applications requiring hydroxyl free material
more than more than 45 more than 88 <2 GE214 PH300/308ND,Ovisi1451 Metal halide lamps and other applications requiring hydroxyl free material
more than 45 more than 88 more than 1 GE214A PH300/308SD,Ovisi1451 Metal halide lamps and other applications requiring hydroxyl free material
more than 45 more than 88 more than 1 GE214A PH300/308SD,Ovisi1451 High rate of transmittance hydroxyl free metal halide lamp etc.