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Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
LCP E4008-BK SUMITOMO JAPAN
SUMIKASUPER®
Automotive sector
Chemical resistance,Aging resistance,Low viscosity,dimensional stability
UL
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Plastic Datasheets
| hardness | Test Condition | Test Method | SUMITOMO JAPAN/E4008-BK |
|---|---|---|---|
| Rockwell hardness | R-Scale | ASTM D785 | 91 |
| thermal performance | Test Condition | Test Method | SUMITOMO JAPAN/E4008-BK |
|---|---|---|---|
| Hot deformation temperature | 1.8 MPa, Unannealed | ASTM D648 | 313 °C |
| Linear coefficient of thermal expansion | Across Flow : 150°C | Internal Method | 6.2E-5 cm/cm/°C |
| Flow : 150°C | Internal Method | 1.4E-5 cm/cm/°C | |
| thermal conductivity | JIS R2618 | 0.57 W/m/K |
| mechanical properties | Test Condition | Test Method | SUMITOMO JAPAN/E4008-BK |
|---|---|---|---|
| Bending modulus | 200°C | ASTM D790 | 6300 Mpa |
| 23°C | ASTM D790 | 12300 Mpa | |
| bending strength | 23°C | ASTM D790 | 139 Mpa |
| 200°C | ASTM D790 | 39.0 Mpa | |
| elongation | Break | ASTM D638 | 5.0 % |
| Poisson's ratio | ASTM D785 | 0.49 | |
| shear strength | ASTM D732 | 52.0 Mpa | |
| tensile strength | ASTM D638 | 150 Mpa |
| Electrical performance | Test Condition | Test Method | SUMITOMO JAPAN/E4008-BK |
|---|---|---|---|
| Arc resistance | ASTM D495 | 130 sec | |
| Compared to the anti leakage trace index | IEC 60112 | PLC 4 | |
| Dielectric constant | 1 kHz | ASTM D150 | 4.50 |
| 1 MHz | ASTM D150 | 3.90 | |
| Dissipation factor | 1 kHz | ASTM D150 | 0.018 |
| 1 MHz | ASTM D150 | 0.034 | |
| Volume resistivity | ASTM D257 | 1.0E+15 ohms·cm |
| Physical properties | Test Condition | Test Method | SUMITOMO JAPAN/E4008-BK |
|---|---|---|---|
| Shrinkage rate | Flow | Internal Method | 0.10 % |
| 横向Flow | Internal Method | 1.3 % | |
| Water absorption rate | Saturation | ASTM D570 | 0.020 % |
| impact performance | Test Condition | Test Method | SUMITOMO JAPAN/E4008-BK |
|---|---|---|---|
| Suspended wall beam without notch impact strength | 6.40 mm | ASTM D256 | 520 J/m |
| flammability | Test Condition | Test Method | SUMITOMO JAPAN/E4008-BK |
|---|---|---|---|
| Extreme Oxygen Index | ISO 527-1 | 48 % | |
| Solder resistance | Internal Method | 330 °C | |
| UL flame retardant rating | 0.30 mm | UL 94 | V-0 |
| injection | Test Condition | Test Method | SUMITOMO JAPAN/E4008-BK |
|---|---|---|---|
| Back pressure | 1.00 to 5.00 Mpa | ||
| drying temperature | 130 °C | ||
| drying time | 4.0 to 24 hr | ||
| Injection pressure | 120 to 160 Mpa | ||
| Injection speed | 中等偏快 | ||
| Maintain pressure | 40.0 to 60.0 Mpa | ||
| Mold temperature | 40 to 160 °C | ||
| Processing (melt) temperature | 380 °C | ||
| Screw speed | 50 to 100 rpm | ||
| Spray nozzle temperature | 370 to 390 °C | ||
| Temperature at the front of the material cylinder | 370 to 390 °C | ||
| Temperature at the rear of the barrel | 330 to 350 °C | ||
| Temperature in the middle of the barrel | 350 to 370 °C |