| About |
|---|
| POM copolymer Medium flow injection molding grade with very low emissions and migrations; designed for consumer packaging. Emission according to VDA 275 < 2 mg/kg (natural grades) Monomers and additives are listed in EU-Regulation (EU) 10/2011 FDA compliant according to 21 CFR 177.2470 FDA = Food and Drug Administration (USA)&& |
| Product Description | |
|---|---|
| Supplier | Celanese |
| Generic | Copolymer Polyformaldehyde |
| Material Status | Commercial: Active |
| Features | Low odor,Moderate liquidity |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| IMPACT | Nominal value | Unit | Test method |
| Charpy Notched Impact Strength | |||
| -30℃ | 6.0 | kJ/m² | |
| 23℃ | 6.5 | kJ/m² | |
| Charpy Unnotch Impact strength | |||
| -30℃ | 220 | kJ/m² | |
| 23 ℃, localized fracture | 220 | kJ/m² | |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 104 | ℃ | ISO 75-2/A |
| Vicat Softening Temp | |||
| B50 | 150 | ℃ | ISO 306 |
| Melting temperature | 166 | ℃ | ISO 11357-3 |
| Linear coefficient of thermal expansion | |||
| MD | 1.1E-4 | 1/℃ | |
| TD | 1.1E-4 | 1/℃ | |
| Effective Thermal Diffusivity | 4.85E-8 | m²/s | Internal Method |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+14 | ohms | IEC 60093 |
| Volume resistivity | 1.0E+14 | ohms·cm | IEC 60093 |
| Dielectric strength | 35 | kV/mm | IEC 60243-1 |
| Relative permittivity | |||
| 100 Hz | 4.00 | ||
| 1 MHz | 4.00 | ||
| Dissipation factor | |||
| 100 Hz | 2.0E-3 | ||
| 1 MHz | 5.0E-3 | ||
| Compared to the leakage tracing index | 600 | V | IEC 60112 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Ball hardness | 144 | MPa | ISO 2039-1 |
| Tensile modulus | 2850 | MPa | ISO 527-2/1A |
| tensile strength | |||
| yield | 64.0 | MPa | ISO 527-2/1A/50 |
| Tensile strain | |||
| yield | 9.0 | % | ISO 527-2/1A/50 |
| Nominal tensile fracture strain | 30 | % | ISO 527-2/1A/50 |
| Tensile creep modulus | |||
| 1 hr | 2500 | MPa | |
| 1000 hr | 1300 | MPa | |
| Bending modulus | |||
| 23℃ | 2700 | MPa | ISO 178 |
| PHYSICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Density | 1.41 | g/cm³ | ISO 1183 |
| Melt Volume Rate | |||
| 190℃，2.16 kg | 8.00 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| TD | 1.8 | % | |
| MD | 2.0 | % | |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.65 | % | |
| Equilibrium, 23 ℃, 50% RH | 0.20 | % | |
| Melt density | 1.20 | g/cm³ | Internal Method |
| Melt thermal conductivity | 0.16 | W/m/K | Internal Method |
| Ejection temperature | 140 | ℃ | |
| Specific Heat Capacity of Melt | 2210 | J/kg/℃ |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 100 to 120 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.15 | % | |
| Hopper temperature | 20 to 30 | °C | |
| Barrel rear temperature | 170 to 180 | °C | |
| Barrel middle temperature | 180 to 190 | °C | |
| Barrel front temperature | 190 to 200 | °C | |
| Nozzle temperature | 190 to 210 | °C | |
| Processing (melt) temperature | 190 to 210 | °C | |
| Mold temperature | 80 to 120 | °C | |
| Injection speed | 慢to中等 | ||
| Back pressure | < 4.00 | MPa | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 30s |
| 3. 10°C/min |
| 【 Disclaimer 】 Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials. |