| Thickness: | 0.5mm---9mm |
|---|---|
| Application: | Lighting Glass |
| Size: | 4mm---315mm |
| Model Number: | JC-01 |
| Brand Name: | JC |
| Place of Origin: | China (Mainland) |
| borosilicate glass tube: | heat-resistant glass tube |
Quick Details
Specifications
| Physical Property | |||
| No. | Physical performance | Numerical Value | Unit |
| 1 | Coefficient of mean linear thermal expansion(20℃,300℃) | 3.3±0.1 | 10-6K-1 |
| 2 | Transformation temperature | 525±15 | ℃ |
| 3 | Softening point | 820±10 | ℃ |
| 4 | Working point | 1260±20 | ℃ |
| 5 | Density at 20℃ | 2.23±0.02 | g/cm3 |
| 6 | Mean thermal conductivity(20℃-100℃) | 1.2 | w/m2k |
| 7 | Refractive index | 0.92 | 1 |
| Main Composition | |||
| SiO2 | B2O3 | Na2O+K2O | Al2O3 |
| 81 | 13 | 4 | 2 |
| Chemical Property | |
| Hydrolytic resistance at 98℃ | ISO719-HGB 1 |
| Hydrolytic resistance at 121℃ | ISO720-HGA 1 |
| Acid resistance Class | ISO1776-First Class |
1)Out diameter: 4mm---315mm
2)Thickness: 0.5mm---9mm
3)Standard length: 1500mm
4)Carton packing
5)Material: Borosilicate glass.