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.**5.6 Mohs Scale Softening point:***0
Strain:***0 Fuses the quartz glass brick Ingredient:SIO2 *9.9%,
Fe2O3 *0ppm Blow Thickness :**5mm Outer diameter:**0 Blow parameter
of plate series Ultraviolet transmission rate % PPM Catalogue of
parameter Application >=*5 >=*8 >5 GE**4 PH**0 /**8ND,
Ovisi***2 Metal halide lamps and other applications requiring
hydroxyl free material >=*5 >=*8 <2 GE**4 PH**0/**8ND,
Ovisi***1 Metal halide lamps and other applications requiring
hydroxyl free material >=*5 >=*8 >=1 GE**4A PH**0/**8SD,
Ovisi***1 Metal halide lamps and other applications requiring
hydroxyl free material >=*5 >=*8 >=1 GE**4A PH**0/**8SD,
Ovisi***1 High rate of transmittance hydroxyl free metal halide
lamp etc.
