| About |
|---|
| Witcom POM-C 2012/300 EXP2 is an Acetal (POM) Copolymer product. It can be processed by injection molding and is available in Europe. Characteristics include: Flame Rated Copolymer&& |
| Product Description | |
|---|---|
| Generic | Copolymer Polyformaldehyde |
| Material Status | Commercial: Active |
| Features | Copolymer,Metal Detectable,HB |
| Availabilitys | Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.64 | g/cm³ | ISO 1183 |
| Shrinkage rate | |||
| MD：3.0 mm | 1.5 to 2.5 | % | ISO 2577 |
| Water absorption rate | ISO 62 | ||
| Saturation, 23 ℃ | 0.70 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 0.20 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | < 55.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | > 20 | % | ISO 527-2 |
| Bending modulus | 3500 | MPa | ISO 178 |
| bending strength | 75.0 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 5.0 | kJ/m² | ISO 180-1A |
| Notched impact strength of cantilever beam | 50 | kJ/m² | ISO 180/1U |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 115 | ℃ | ISO 75-2/A |
| Relative temperature index | |||
| Impact mechanical performance, 3.00 mm | 90.0 | ℃ | UL 746 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+14 | ohms | ASTM D257 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 3.00 mm | HB | ISO 1210 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 80 | °C | |
| Drying time | 2.0 to 3.0 | hr | |
| Recommended maximum moisture content | 0.050 | % | |
| Processing (melt) temperature | 170 to 210 | °C | |
| Mold temperature | 50 to 120 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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