| About |
|---|
| TOTAL POLYSTYRENE 1070 is a high molecular weight, high heat resistant crystal polystyrene for both extrusion and injection applications. This grade has been specifically designed for displaying a low melt flow and higher impact compared to other crystal polystyrenes. Applications Bi-Oriented Polystyrene (BOPS)/Thin Film Light Diffuser Plate (LDP) High Heat Resistant Thermoformed Product&& |
| Product Description | |
|---|---|
| Supplier | TOTAL |
| Generic | PS (GPPS) |
| Material Status | Commercial: Active |
| Features | Low liquidity,High Heat Resistance,High molecular weight |
| Availabilitys | Asia Pacific |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.04 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 200℃，5.0kg | 1.7 | g/10min | ISO 1133 |
| Shrinkage rate | 0.40 to 0.70 | % | |
| Water absorption rate | |||
| Equilibrium, 23 ℃, 50% RH | 0.040 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| fracture | 51.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | 3.0 | % | ISO 527-2 |
| Bending modulus | 2900 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Notched impact strength of cantilever beam | 9.0 | kJ/m² | ISO 180 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | |||
| A50 | 105 | ℃ | ISO 306/A50 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+13 | ohms | IEC 60093 |
| Dielectric strength | 150 | kV/mm |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | 70 | °C | |
| Drying time | 2.0 | hr | |
| Processing (melt) temperature | < 240 | °C | |
| Drying temperature | 70 | °C | |
| Drying time | 2.0 | hr | |
| Melt temperature | < 240 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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