| About |
|---|
| API 395 is one of the highest flowing crystal polystyrenes commercially available. It is produced in pellet form for injection molding and compounding. This material is designed for hard to fill applications.&& |
| Product Description | |
|---|---|
| Generic | PS (GPPS) |
| Material Status | Commercial: Active |
| Features | High liquidity,Crystal |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.05 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 200℃，5.0kg | 18 | g/10min | ASTM D1238 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 3.2mm, injection molded | 13 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, annealed | 85.0 | ℃ | ASTM D648 |
| Vicat Softening Temp | 93.3 | ℃ | ASTM D1525 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| Level L | 71 | ASTM D785 | |
| Tensile modulus | 2960 | MPa | ASTM D638 |
| tensile strength | |||
| fracture | 47.6 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 1.0 | % | ASTM D638 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 71 to 82 | °C | |
| Drying time | 2.0 | hr | |
| Proposed maximum recycled material ratio | 30 | % | |
| Barrel rear temperature | 177 to 232 | °C | |
| Barrel front temperature | 191 to 274 | °C | |
| Mold temperature | -7 to 71 | °C | |
| Injection pressure | 34.5 to 276 | MPa | |
| Back pressure | 0.0689 to 3.45 | MPa | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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