High heat resistance
High Corrosion Resistance
Low Thermal Expansion Coefficient
Transmission of visible light>90%
Working temperature: 1100°C=2012°F
Material properties of Quartz Tube :
Al
|
Fe
|
K
|
Na
|
Li
|
Ca
|
5-12
|
0.19-1.5
|
0.71-1.6
|
0.12-1.76
|
0.38-0.76
|
0.17-1.23
|
Mg
|
Cu
|
Mn
|
Cr
|
B
|
Ti
|
0.05-0.5
|
0.05
|
0.05
|
<0.05
|
<0.1
|
<1.0
|
Outside diameter (mm)
|
Thickness (mm)
|
Outside diameter
|
Thickness tolerance (%)
|
3-50
|
1-5
|
+/-5
|
+/-1
|
50-100
|
2-5
|
+/-5
|
+/-1
|
100-200
|
3-6
|
+/-5
|
+/-1
|
200-460
|
4-8
|
+/-5
|
+/-1
|
Characteristics
|
|
|
Mechanical Property
|
Reference Value
|
|
Density
|
2.2g/cm3
|
|
Deformation Point
|
1280°C
|
|
Softening Point
|
1780°C
|
|
Annealing Point
|
1250°C
|
|
Specific Heat(20~350°C)
|
670J/kg.°C
|
|
Thermal Conductivity(20°C)
|
1.4W/m.°C
|
|
Refractive Index
|
1.4585
|
|
Coefficient of thermal expansion
|
5.5×10-7cm/cm.°C
|
|
Hot work temperature
|
1750~2050°C
|
|
The temperature for a short time
|
1300°C
|
|
The temperature for a long time
|
1100°C
|
Quartz Tube