| About |
|---|
| Description Low Density, High Impact, Good Weatherability Application Automotive Exterior(Bumper Fascia , Rear Bumper Step)&& |
| Product Description | |
|---|---|
| Supplier | LG Chemical |
| Generic | PP not specified |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,High impact resistance,Low density |
| Availabilitys | North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.898 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 230℃，2.16kg | 20 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.90 to 1.0 | % | ASTM D955 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| Yield, 3.20 mm | 14.7 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 3.20 mm | 400 | % | ASTM D638 |
| Bending modulus | |||
| 6.40 mm | 735 | MPa | ASTM D790 |
| bending strength | |||
| Yield, 6.40 mm | 15.7 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -30℃，6.4mm | 98 | J/m | ASTM D256 |
| 23℃，6.4mm | No Break | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed, 6.4 mm | 85.0 | ℃ | ASTM D648 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 70 to 80 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Recommended maximum moisture content | < 0.010 | % | |
| Barrel rear temperature | 190 to 210 | °C | |
| Barrel middle temperature | 200 to 230 | °C | |
| Barrel front temperature | 200 to 230 | °C | |
| Nozzle temperature | 210 to 230 | °C | |
| Processing (melt) temperature | 200 to 230 | °C | |
| Mold temperature | 40 to 60 | °C | |
| Back pressure | 29.4 to 58.8 | MPa | |
| Screw speed | 30 to 60 | rpm | |
| Notes |
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