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Witcom POM-C EC-E-ST
| Category: | Acetal (POM) Copolymer , Acetal (POM) Copolymer |
| Manufacturer: | Witcom Engineering Plastics B.V. |
| Trademark: | Witcom POM-C |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | ECGGWg_Witcom-POM-C-EC-E-ST.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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Witcom POM-C EC-E-ST is a polyoxymethylene (POM) copolymer product,. It can be processed by injection molding and is available in Europe. Features include:
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| General Information | |
|---|---|
| Additive |
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| Features |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Density | 1.40 | g/cm³ | ISO 1183 |
| Molding Shrinkage - Flow (3.00 mm) | 1.5 - 2.3 | % | ISO 2577 |
| Water Absorption | ISO 62 | ||
| Saturated, 23°C | 0.80 | % | ISO 62 |
| Equilibrium, 23°C, 50% RH | 0.20 | % | ISO 62 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Stress (Yield) | < 43.0 | MPa | ISO 527-2 |
| Tensile Strain (Break) | > 25 | % | ISO 527-2 |
| Flexural Modulus | 1800 | MPa | ISO 178 |
| Flexural Stress | 43.0 | MPa | ISO 178 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact | 11 | kJ/m² | ISO 180/1A |
| Unnotched Izod Impact Strength | 130 | kJ/m² | ISO 180/1U |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Heat Deflection Temperature (1.8 MPa, Unannealed) | 105 | °C | ISO 75-2/A |
| CLTE - Flow | 1.1E-4 | cm/cm/°C | ISO 11359-2 |
| RTI Imp (3.00 mm) | 90.0 | °C | UL 746 |
| Electrical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Surface Resistivity | 1.0E+2 - 1.0E+4 | ohms | ASTM D257 |
| Flammability | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Flammability Classification (3.00 mm) | HB | IEC 60695-11-10, -20 |
| Injection | Nominal Value | Unit | |
|---|---|---|---|
| Drying Temperature | 80.0 | °C | |
| Drying Time | 2.0 - 3.0 | hr | |
| Suggested Max Moisture | 0.050 | % | |
| Processing (Melt) Temp | 170 - 210 | °C | |
| Mold Temperature | 50.0 - 120 | °C | |
| Injection Rate | Fast | ||
| Back Pressure | 0.00 - 0.500 | MPa |
| Injection instructions |
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| Screw speed: 0.1 - 0.2 m/sInjection pressure: Keep to a minimumHold pressure: Keep to a minimum |
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