| About |
|---|
| SUMIKASUPER LCP is a thermotropic liquid crystalline polyester, showing the highest heat resistance among engineering plastics. SUMIKASUPER LCP E6809T is a food safety grade which contains an inorganic filler.&& |
| Product Description | |
|---|---|
| Supplier | Sumitomo |
| Generic | 液态聚合物 |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Low warping,Excellent Processability,Good heat aging resistance,Good Dimensional Stability,Low Viscosity,Food contact compliance,High Heat Resistance,Good bond,Solvent resistance,Welding |
| Availabilitys | North America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.79 | g/cm³ | ASTM D792 |
| Shrinkage rate | ASTM D955 | ||
| MD | 0.20 | % | ASTM D955 |
| TD | 0.65 | % | ASTM D955 |
| Water absorption rate | |||
| saturated | 0.020 | % | ASTM D570 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 98.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 5.8 | % | ASTM D638 |
| Bending modulus | 10400 | MPa | ASTM D790 |
| bending strength | 111 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Notched impact strength of cantilever beam | 450 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 266 | ℃ | ASTM D648 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 120 to 150 | °C | |
| Drying time | 3.0 | hr | |
| Proposed maximum recycled material ratio | 30 | % | |
| Barrel rear temperature | 300 to 320 | °C | |
| Barrel middle temperature | 320 to 350 | °C | |
| Barrel front temperature | 340 to 370 | °C | |
| Nozzle temperature | 340 to 370 | °C | |
| Mold temperature | 70 to 160 | °C | |
| Injection pressure | 78.0 to 157 | MPa | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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