| About |
|---|
| High Transparency, Heat Resistance Food Container, Merchandise, Artificial Woods, PSP, Sheet, Film, etc.&& |
| Product Description | |
|---|---|
| Supplier | LG Chemical |
| Generic | PS (GPPS) |
| Material Status | Commercial: Active |
| Features | Good Clarity,High Heat Resistance,HB |
| Availabilitys | North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.05 | g/cm³ | ASTM D792 |
| Melt Flow Rate | ASTM D1238 | ||
| 200℃，5.0kg | 4.0 | g/10min | ASTM D1238 |
| 220℃，10.0kg | 47 | g/10min | ASTM D1238 |
| 230℃，3.80kg | 10 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.40 to 0.80 | % | ASTM D955 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -30℃，6.4mm | 9.8 | J/m | ASTM D256 |
| 23℃，6.4mm | 9.8 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 6.4 mm | 86.0 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 6.4 mm | 92.0 | ℃ | ASTM D648 |
| Vicat Softening Temp | 93.0 | ℃ | ASTM D1525 5 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 1.60 mm | HB | UL 94 | |
| 3.20 mm | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | |||
| 3.20 mm | 2880 | MPa | ASTM D638 |
| tensile strength | |||
| Yield, 3.20 mm | 49.0 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 3.20 mm | 6.0 | % | ASTM D638 |
| Bending modulus | |||
| 3.20 mm | 3240 | MPa | ASTM D790 |
| bending strength | |||
| Yield, 3.20 mm | 96.1 | MPa | ASTM D790 |
| Rockwell hardness | |||
| R-level | 121 | ASTM D785 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 80 | °C | |
| Drying time | 2.0 to 4.0 | hr | |
| Barrel rear temperature | 170 to 190 | °C | |
| Barrel middle temperature | 180 to 200 | °C | |
| Barrel front temperature | 190 to 210 | °C | |
| Nozzle temperature | 190 to 220 | °C | |
| Processing (melt) temperature | 190 to 220 | °C | |
| Mold temperature | 40 to 70 | °C | |
| Back pressure | 29.4 to 58.8 | MPa | |
| Screw speed | 30 to 60 | rpm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.039 in/min |
| 3. 2.0 in/min |
| 4. 0.59 in/min |
| 5. Rate A (50°C/h), Loading 2 (50 N) |
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