| About |
|---|
| Medium Modulus Polyester Elastomer with Excellent Impact Resistance Developed for Air Bag Door Applications&& |
| Product Description | |
|---|---|
| Supplier | DuPont |
| Generic | TPC-ET |
| Material Status | Commercial: Active |
| Features | Good Rigidity,High impact resistance |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| MECHANICAL | Nominal value | Unit | Test method |
| Shore hardness | ISO 868 | ||
| Shaw’s D | 55 | ISO 868 | |
| Shore D, 15 seconds | 50 | ISO 868 | |
| Tensile modulus | 370 | MPa | ISO 527-2 |
| tensile strength | ISO 527-2 | ||
| fracture | 35.0 | MPa | ISO 527-2 |
| yield | 15.0 | MPa | ISO 527-2 |
| 5% strain | 10.5 | MPa | ISO 527-2 |
| 10% strain | 13.0 | MPa | ISO 527-2 |
| 50% strain | 16.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | > 300 | % | ISO 527-2 |
| yield | 43 | % | ISO 527-2 |
| Nominal tensile fracture strain | 600 | % | ISO 527-2 |
| Bending modulus | 430 | MPa | ISO 178 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tear strength | ISO 34-1 | ||
| TD | 110 | kN/m | ISO 34-1 |
| MD | 130 | kN/m | ISO 34-1 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Unnotch Impact strength | ISO 179/1eU | ||
| -30℃ | No Break | ISO 179/1eU | |
| 23℃ | No Break | ISO 179/1eU | |
| Multi axial instrumented impact energy | |||
| 23℃ | 39.0 | J | ISO 6603-2 |
| Multi axial instrumented peak impact force | |||
| 23℃ | 3200 | N | ISO 6603-2 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 40.0 | ℃ | ISO 75-2/A |
| 0.45 MPa, unannealed | 50.0 | ℃ | ISO 75-2/B |
| Embrittlement temperature | -100 | ℃ | ISO 974 |
| Glass transition temperature | -55.0 | ℃ | ISO 11357-2 |
| Melting temperature | 222 | ℃ | ISO 11357-3 |
| Linear coefficient of thermal expansion | |||
| TD | 1.8E-4 | 1/℃ | ISO 11359-2 |
| MD | 1.8E-4 | 1/℃ | ISO 11359-2 |
| Effective Thermal Diffusivity | 5.44E-8 | m²/s |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 5.0E+14 | ohms | IEC 60093 |
| Volume resistivity | > 1.0E+15 | ohms·cm | IEC 60093 |
| Dielectric strength | 20 | kV/mm | IEC 60243-1 |
| Relative permittivity | IEC 60250 | ||
| 100 Hz | 4.60 | IEC 60250 | |
| 1 MHz | 4.40 | IEC 60250 | |
| Dissipation factor | IEC 60250 | ||
| 100 Hz | 7.0E-3 | IEC 60250 | |
| 1 MHz | 0.023 | IEC 60250 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Burning rate | |||
| 1 mm | 23 | mm/min | ISO 3795 |
| Extreme oxygen index | 22 | % | ISO 4589-2 |
| FMVSS flame retardant rating | SE/B | FMVSS 302 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Emissions of organic compounds | 2.70 | µgC/g | VDA 277 |
| Odor | 5.00 | VDA 270 |
| PHYSICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Density | 1.18 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 240℃，2.16kg | 15 | g/10min | ISO 1133 |
| Melt Volume Rate | |||
| 240℃，2.16 kg | 14.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | ISO 294-4 | ||
| TD | 1.4 | % | ISO 294-4 |
| MD | 1.3 | % | ISO 294-4 |
| Water absorption rate | |||
| Saturation, 23 ℃, 2.00 mm | 0.60 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH, 2.00 mm | 0.20 | % | ISO 62 |
| 23℃，24hr | 0.60 | % | ISO 62 |
| Melt density | 1.00 | g/cm³ |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 100 | °C | |
| Drying time – hot air dryer | 3.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.050 | % | |
| Processing (melt) temperature | 240 to 250 | °C | |
| Melt Temperature, Optimum | 245 | °C | |
| Mold temperature | 40 to 55 | °C | |
| Mold Temperature, Optimum | 45 | °C | |
| Drying Recommended | yes | ||
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 10°C/min |
| 3. FMVSS 302 |
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