| About |
|---|
| Styrolution PS 495N is an impact resistant polystyrene with a good balance of toughness, high flow, heat resistance and high gloss. FEATURES High flow Good balance of toughness and heat resistance UL 94 HB APPLICATIONS Injection molding TV & office equipment components Air conditioners Water tanks for toilet flushing&& |
| Product Description | |
|---|---|
| Supplier | INEOS |
| Generic | PS (HIPS) |
| Material Status | Commercial: Active |
| Features | Good flexibility,Good surface appearance,High impact resistance,High liquidity,Heat Resistance, Good,HB |
| Availabilitys | Africa & Middle East ,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.04 | g/cm³ | ISO 1183 |
| Melt Volume Rate | |||
| 200℃，5 kg | 9.50 | cm³/10min | ISO 1133 |
| Shrinkage rate | 0.40 to 0.70 | % | ISO 294-4 |
| Water absorption rate | |||
| Saturation, 23 ℃ | < 0.10 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | < 0.10 | % | ISO 62 |
| film | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile strain | |||
| Yield, 23 ℃ | 1.5 | % | ISO 527-2 |
| MD, fracture | 40 | % | ISO 527-3 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 17 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, annealed | 85.0 | ℃ | ISO 75-2/A |
| 0.45 MPa, annealed | 89.0 | ℃ | ISO 75-2/B |
| Vicat Softening Temp | |||
| B50 | 89.0 | ℃ | ISO 306 |
| Linear coefficient of thermal expansion | |||
| MD | 8.0E-5 | 1/℃ | ISO 11359-2 |
| Thermal conductivity coefficient | 0.17 | W/m/K | DIN 52612 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+13 | ohms | IEC 60093 |
| Volume resistivity | > 1.0E+18 | ohms·cm | IEC 60093 |
| Dielectric constant | |||
| 100 Hz | 2.50 | IEC 60250 | |
| Dissipation factor | IEC 60250 | ||
| 100 Hz | 4.0E-4 | IEC 60250 | |
| 1 MHz | 4.0E-4 | IEC 60250 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2000 | MPa | ISO 527-2 |
| tensile strength | |||
| Yield, 23 ℃ | 26.0 | MPa | ISO 527-2 |
| Bending modulus | 2100 | MPa | ISO 178 |
| bending strength | 40.0 | MPa | ISO 178 |
| Ball hardness | 74.0 | MPa | ISO 2039-1 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Processing (melt) temperature | 180 to 260 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 4h/80°C |
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