quartz glass tube for heating
SiO2>99.9%
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OD10mm*ID8mm
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OD12mm*ID10mm
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OD15mm*ID12mm
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OD23mm*ID20mm
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OD35mm*ID29mm
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OD50mm*ID42mm
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Physical Properties
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Opalescence
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SiO2
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Heat Resistance
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The opaque quartz tube transmitting rate in500nm is less than 10%.With more than 70% far infrared transmission
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The purity of SiO2>99.9%
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Keep under 900°C for 15 minutes,then put into20°Cwater 3 times,no crack.
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Opaque/Milky quartz glass property
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Density
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1.92*103kg/m3
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Compression Strength
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>1.0*109Pa(N/m2)
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Coefficient of Thermal Expansion
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5.4*10-7cm/cm°C
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Thermal Conductivity
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LOW
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Specific Heat
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640J/kg°C
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Softening point
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1600°C
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Annealing point
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1050°C
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Opaque/Milky quartz tube dimension tolerance
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Dimension
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OD
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Wall
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Length
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5-8
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±0.20
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±0.10
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±1.0
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8-12
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±0.20
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±0.10
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±1.0
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12-15
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±0.20
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±0.10
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±1.0
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15-20
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±0.25
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±0.10
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±1.0
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20-30
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±0.30
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±0.15
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±1.0
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30-60
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±0.50
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±0.30
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±3.0
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The advantage as bellow:
1.Far infrared heating transmission,in medium wave,wave length range of 2.2-3.5 micron
2.Health care&environmental protection
3.Can be work in vertically and horizontally
4.With highly heat stability and high temperature resistance
5.Max working temperature is 1300 °c,long term used under 1200°c
6.SGS approved
7.Widely used in infrared heater,cooking,oven,stove,baker,painting dryer,drying apparatus,dyeing,print,printer,copy machine,projector,sterilizing device,medical equipment
8.All kinds of shape can be made according to customers’ request
NEWS:All the information for reference only, all kinds of shape can be made by customers' request of clear milky quartz glass tube for heating
