| About |
|---|
| Skyrol® SH31 is an optically super-clear polyester film with a smooth surface, high gloss, good dimensional stability, and excellent flatness. SH31 is slip-treated on one side for good handling characteristics.&& |
| Product Description | |
|---|---|
| Supplier | SKC |
| Generic | PET |
| Material Status | Commercial: Active |
| Features | High purity,Good surface appearance,Smoothness,Good Dimensional Stability,Optical performance |
| Availabilitys | North America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Shrinkage rate | Internal Method | ||
| MD：150℃，0.1 mm，30 min | 1.0 | % | Internal Method |
| MD：150℃，0.175 mm，30 min | 1.0 | % | Internal Method |
| TD：150℃，0.001 mm，30 min | 0.60 | % | Internal Method |
| TD：150℃，0.175 mm，30 min | 0.70 | % | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| friction coefficient | ASTM D1894 | ||
| With oneself – dynamic | 0.40 | ASTM D1894 | |
| With oneself – static | 0.50 | ASTM D1894 |
| film | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D882 | ||
| MD, yield, 100 µ m | 193 | MPa | ASTM D882 |
| MD, yield, 180 µ m | 186 | MPa | ASTM D882 |
| TD, yield, 100 µ m | 228 | MPa | ASTM D882 |
| TD, yield, 180 µ m | 193 | MPa | ASTM D882 |
| Tensile strain | ASTM D882 | ||
| MD, fracture, 36 µ m | 230 | % | ASTM D882 |
| MD, fracture, 100 µ m | 170 | % | ASTM D882 |
| TD, fracture, 100 µ m | 110 | % | ASTM D882 |
| TD, fracture, 4400 µ m | 130 | % | ASTM D882 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| gloss | ASTM D523 | ||
| 100 µm | 196 | ASTM D523 | |
| 175 µm | 192 | ASTM D523 | |
| Transmittance | ASTM D1003 | ||
| 100 µm | 89.0 | % | ASTM D1003 |
| 175 µm | 89.0 | % | ASTM D1003 |
| Haze | ASTM D1003 | ||
| 100 µm | 0.40 | % | ASTM D1003 |
| 175 µm | 0.60 | % | ASTM D1003 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 175 µm |
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