| About |
|---|
| Features: General purpose Applications: Kitchen utensils, Cosmetic case, CD case, Dust covers for electronic equipment&& |
| Product Description | |
|---|---|
| Supplier | Kumho Petrochemical |
| Generic | PS (GPPS) |
| Material Status | Commercial: Active |
| Features | HB |
| Availabilitys | North America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.04 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 200℃，5.0kg | 9.0 | g/10min | ASTM D1238 |
| Molding shrinkage | |||
| MD | 0.30 to 0.60 | % | ASTM D955 |
| Water Absorption | |||
| Balancing Equilibrium | 0.030 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Izod Notched Impact strength | |||
| 23℃，3.2mm | 15 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature HDT | |||
| 1.8 MPa, unannealed | 82.0 | ℃ | ASTM D648 |
| Vicat Softening Temperature | 99.0 | ℃ | ASTM D1525 2 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 1.60 mm | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile Strength | |||
| Yield yld | 42.2 | MPa | ASTM D638 |
| Tensile Strain | |||
| Yield yld | 3.5 | % | ASTM D638 |
| Flexural Modulus | 2860 | MPa | ASTM D790 |
| Flexural Strength | |||
| Yield yld | 56.9 | MPa | ASTM D790 |
| Rockwell hardness | |||
| M-level | 74 | ASTM D785 |
| Process Conditions | |||
|---|---|---|---|
| Injection Molding | Nominal value | Unit | Test method |
| Drying Temperature | 60 to 70 | °C | |
| Drying Time | 1.0 to 3.0 | hr | |
| Rear Temperature Zone 1 | 170 to 190 | °C | |
| Middle Temperature Zone 2 | 180 to 200 | °C | |
| Front Temperature Zone 3 | 190 to 210 | °C | |
| Nozzle temperature | 190 to 220 | °C | |
| Mold Temperature | 40 to 70 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Rate A (50°C/h), Loading 1 (10 N) |
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