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> quartz tube
quartz glass tube for tube furnace
- size:80*70*1000mm
- working temp: 1000C
- density: 2.2g/cm3
- Product description: quartz glass tube size:80*70*1000mm working temp: 1000C density: 2.2g/cm3
PRODUCT INTRODUCTION
Quartz glass is a single component of silica glass. This glass hardness can reach seven Mohs grade, high temperature, low expansion coefficient, thermal shock resistance, chemical stability and good electrical insulation performance, and can through ultraviolet and infrared, have good acid resistance to acid.
Technical Parameter:
|
Density |
2.203 g/cm3 |
|
Hardness |
7 (Modified Scale); 5.36.5 (Mohs Scale) |
|
Tensile strength |
48.3 MPa |
|
Compressive strength |
>1.1 GPa |
|
Young's modulus |
71.7 GPa |
|
Poisson's ratio |
0.16 |
|
Coefficient of thermal expansion |
5.5×10-7 cm/(cmK) ( from 20°C to 320°C) |
|
Thermal conductivity |
1.3 W/(mK) |
|
Heat capacity |
45.3 J/mol |
|
Softening point |
1730°C |
|
Annealing point |
1180°C |
|
Strain point |
1075°C |
Main Composition:
|
Al |
Fe |
K |
Na |
Li |
Ca |
Mg |
Cu |
Mn |
Pb |
B |
Ti |
|
20 |
1.0 |
3.5 |
3.5 |
1.0 |
2.0 |
0.5 |
0.3 |
0.5 |
<0.01 |
<0.2 |
2.0 |
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