| About |
|---|
| Toughened, Static Dissipative, Medium Viscosity Acetal Homopolymer&& |
| Product Description | |
|---|---|
| Supplier | DuPont |
| Generic | Paraformaldehyde |
| Material Status | Commercial: Active |
| Features | Conductive |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Profile extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.41 | g/cm³ | ISO 1183 |
| Melt Volume Rate | |||
| 190℃，2.16 kg | 2.30 | cm³/10min | ISO 1133 |
| Shrinkage rate | ISO 294-4 | ||
| TD | 1.5 | % | ISO 294-4 |
| MD | 1.7 | % | ISO 294-4 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2300 | MPa | ISO 527-2 |
| tensile strength | |||
| fracture | 50.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | 16 | % | ISO 527-2 |
| Bending modulus | 2100 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 8.0 | kJ/m² | ISO 179/1eA |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 70.0 | ℃ | ISO 75-2/A |
| 0.45 MPa, unannealed | 135 | ℃ | ISO 75-2/B |
| Melting temperature | 178 | ℃ | ISO 11357-3 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 5.0E+4 | ohms | ASTM D4496 |
| Volume resistivity | 1.0E+5 | ohms·cm | ASTM D4496 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Burning rate | |||
| 1 mm | < 100 | mm/min | ISO 3795 |
| FMVSS flame retardant rating | B | FMVSS 302 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | 80 | °C | |
| Drying time – hot air dryer | 2.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.050 | % | |
| Processing (melt) temperature | 200 to 210 | °C | |
| Melt Temperature, Optimum | 205 | °C | |
| Mold temperature | 40 to 60 | °C | |
| Mold Temperature, Optimum | 50 | °C | |
| Hold pressure | 60.0 to 80.0 | MPa | |
| Drying Recommended | yes | ||
| Hold Pressure Time | 7.50 | s/mm | |
| Drying temperature | 75 to 85 | °C | |
| Drying time | 2.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.050 | % | |
| Melt temperature | 195 to 205 | °C | |
| Extrusion Melt Temperature, Optimum | 200 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Assessed |
| 3. 10°C/min |
| 4. FMVSS 302 |
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