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    Opaque Quartz Tube >> Opaque Quartz Tube  


    Opaque Quartz Tube

     With the adoption of distinvtive technique,this opaque quartz glass tube has its typical characteristics of good visual aspects and stable physical&chemical properties.it serves as materrial of infrared heating lamps for heaters,microwave oven ,sterilization container and other consumer and industrial infrared application .further processing of trim cutting can be done according to the demand of the customers.
    For detailed dimensional tolerance and technical data,please see tableI,table II.

    Dimensional Tolerance (table Ⅰ)

    Range of 0D
    0D
    WT
    Siding
    Out of Round
    Bow/1220mm
    8.00-15.00mm
    ±2.0%
    ±10%
    15%
    1.5%
    2.5mm
    15.00-20.00mm
    ±1.5%
    ±10%
    15%
    1.5%
    2.5mm
    20.00-25.00mm
    ±1.5%
    ±10%
    15%
    1.5%
    3.0mm
    Chemical composition&OH (table Ⅱ)
    Opalescence
    SiO2
    Heat Resistance
    Spectral transmission au
    500nm<10%
    SiO2>99.5%
    Keep Under 900℃  for  15miunutes,
    then put into 20℃water3  times,no crack

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