Sample name | PC sheet | Sample appearance | Transparent |
Sample specification | 5mm | Production date | 2022/5/16 |
No | Item | Requirement | Test result | Assessment | Test method |
1 | tensile yield strength,MPA | horizontal | ≥55 | 67.2 | conform | JG/T 347-2012.7.4.1 |
| | vertical | ≥55 | 67.7 | conform | JG/T 347-2012.7.4.1 |
2 | nominal tensile strain at break % | horizontal | ≥60 | 67 | conform | JG/T 347-2012.7.4.1 |
| | vertical | ≥60 | 62 | conform | JG/T 347-2012.7.4.1 |
3 | tensile elastic modulus, MPA | horizontal | ≥2200 | 2.36X 103 | conform | JG/T 347-2012.7.4.1 |
| | vertical | ≥2200 | 2.4X 103 | conform | JG/T 347-2012.7.4.1 |
4 | notched/un-notched charpy impact strength,KJ/m2 | horizontal | ≥6 | 11.8C | conform | JG/T 347-2012.7.4.2 |
| | vertical | ≥6 | 10.2C | conform | JG/T 347-2012.7.4.2 |
5 | dimensional change on heating % | horizontal | ≤5 | 0.615 | conform | JG/T 347-2012.7.4.7 |
| | vertical | ≤5 | 3.36 | conform | JG/T 347-2012.7.4.7 |
6 | thermal expansion coefficient, ºC | horizontal | ≤7.5×10-5 | 6.13×10-5 | conform | JG/T 347-2012.7.4.8 |
| | vertical | ≤7.5×10-5 | 6.02×10-5 | conform | JG/T 347-2012.7.4.8 |
7 | heat distortion temperature,ºC | | ≥130 | 134 | conform | JG/T 347-2012.7.4.6 |
8 | light transmittance (5mm), % | | / | 87.0 | actual measured value | JG/T 347-2012.7.4.9 |
Inspector | XIN JIN |
Co -inspector | ZHAO YANXIA LIU ZHANGSUO |