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Product Name | borosilicate glass tube |
Material | glass |
Color | Clear and colored |
MOQ | 10000pcs |
Brand | fortune |
No. | Physics performance | Numerical Value | Unit |
1 | coefficient of mean linear thermal expansion(20ºC;300 ºC) | 3.3±0.1 | 10-6 K-1 |
2 | Transformation Temperature | 525±15 | ºC |
3 | Softening point | 820±10 | ºC |
4 | Working point | 1260±20 | ºC |
5 | Density at 20ºC | 2.23±0.2 | g/cm2 |
6 | Mean thermal conductivity(20ºC-100ºC) | 1.2 | W/m.K |























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