| About |
|---|
| FEATURES Good balanced of strength, flow and heat resistance Free of zinc and oil additives APPLICATIONS Foam extrusion Medical applications Injection molding&& |
| Product Description | |
|---|---|
| Supplier | INEOS |
| Generic | PS (GPPS) |
| Material Status | Commercial: Active |
| Availabilitys | North America,Latin America |
| Process Methods | Foam extrusion molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.04 | g/cm³ | ASTM D792 |
| Apparent density | 0.59 to 0.64 | g/cm³ | |
| Melt Flow Rate | |||
| 200℃，5.0kg | 6.0 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD | 0.40 to 0.70 | % | ASTM D955 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 21 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, annealed | 93.3 | ℃ | |
| Vicat Softening Temp | 106 | ℃ | ASTM D1525 4 |
| Linear coefficient of thermal expansion | |||
| MD | 7.2E-5 | 1/℃ | ASTM D696 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric strength | |||
| 3.18 mm | 20 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 1.00 mm，1 MHz | 2.50 | ASTM D150 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Refractive index | 1.590 | ASTM D542 | |
| Transmittance | |||
| 550 nm | 88.0 to 90.0 | % | ASTM D1003 |
| Optical Density – 400-700 nm avg. | 0.0460 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2960 | MPa | ASTM D638 |
| tensile strength | |||
| Yield, 23 ℃ | 46.9 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 2.0 | % | ASTM D638 |
| Bending modulus | 3310 | MPa | ASTM D790 |
| bending strength | 96.5 | MPa | ASTM D790 |
| Rockwell hardness | |||
| M-level | 75 | ASTM D785 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Processing (melt) temperature | 191 to 274 | °C | |
| Mold temperature | 38 to 82 | °C | |
| Melt temperature | 191 to 274 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. without external lubricant |
| 3. 4h/80°C |
| 4. Rate B (120°C/h), Loading 1 (10 N) |
| 5. Sodium D line |
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