| About |
|---|
| TOTAL POLYSTYRENE 3441 is a high heat resistance, high stiffness high impact polystyrene for extrusion and injection molding applications. Due of its ideal balance of properties this grade is well suited for the production of articles requiring good dimension stability at high temperature and short cycle times. Applications TV Back Cover Office Automation Electrical and Electronic Toy&& |
| Product Description | |
|---|---|
| Supplier | INEOS |
| Generic | PS (HIPS) |
| Material Status | Commercial: Active |
| Features | High Heat Resistance,Good Dimensional Stability,High impact resistance,HB,Good Rigidity,Quick molding cycle |
| Availabilitys | Asia Pacific |
| Process Methods | Injection Molding,Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.04 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 200℃，5.0kg | 5.0 | g/10min | ISO 1133 |
| Spiral flow length | 48.0 | cm | |
| Shrinkage rate | 0.40 to 0.70 | % | |
| Water absorption rate | |||
| Equilibrium, 23 ℃, 50% RH | 0.070 | % | ISO 62 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 11 | kJ/m² | ISO 180 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | |||
| A50 | 100 | ℃ | ISO 306/A50 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+13 | ohms | IEC 60093 |
| Dielectric strength | 150 | kV/mm |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| R-level | 99 | ISO 2039-2 | |
| tensile strength | |||
| yield | 30.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | 45 | % | ISO 527-2 |
| Bending modulus | 1900 | MPa | ISO 178 |
| 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. |
| 2. Melt Temperature: 428°F |
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