| About |
|---|
| Acetal copolymer resin natural standard of MFI 9 and lubrified to improve injection and moulding process, is appropriate for any injection technical piece of general applications.&& |
| Product Description | |
|---|---|
| Generic | Copolymer Polyformaldehyde |
| Material Status | Commercial: Active |
| Features | Lubricating,Copolymer,HB |
| Availabilitys | Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.41 | g/cm³ | ISO 1183 |
| Melt Flow Rate | 9.0 | g/10min | ISO 1133 |
| Water absorption rate | |||
| 23℃，24hr | 0.20 | % | ISO 62 |
| humidity | |||
| Pellets | 0.20 | % | ISO 1110 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 6.0 | kJ/m² | ISO 179 |
| Charpy Unnotch Impact strength | |||
| 23℃ | 80 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 160 | ℃ | ISO 75-2/B |
| 1.8 MPa, unannealed | 110 | ℃ | ISO 75-2/A |
| Vicat Softening Temp | 165 | ℃ | ISO 306 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+16 | ohms | IEC 60093 |
| Dielectric strength | 19 | kV/mm | IEC 60243-1 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Burning rate | < 100 | mm/min | FMVSS 302 |
| Flame retardant level | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 81 | ISO 868 | |
| Tensile modulus | 2950 | MPa | ISO 527-2 |
| tensile strength | 64.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | 65 | % | ISO 527-2 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 80 | °C | |
| Drying time | 2.0 to 4.0 | hr | |
| Processing (melt) temperature | 180 to 200 | °C | |
| Mold temperature | 40 to 80 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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