POM C Acetal Copolymer
Material Notes: POM-C Acetal Copolymer is an advanced thermoplastic that possesses strength, rigidity, and high wear resistance unparalleled by most materials. Because of its low moisture absorption capacity and excellent dimensional stability, it performs well in harsh environments.
Applications: POM C Acetal Copolymer is a low-cost, low weight material suitable for the manufacture of precision components including gears, bearings, and connectors. Its high tolerance capabilities make it useful in automotive, electronics, and industrial machinery markets.
Specifications for POM C Acetal Copolymer
Acquaint yourself with POM C Acetal Copolymer, a highly resilient and adaptable engineering plastic noted for its exceptional strength, low friction, and outstanding dimensional stability.
| Physical Properties | |||
|---|---|---|---|
| Property | Metric | English | Comments |
| Density | 1.41 g/cc | 0.0509 lb/in³ | Test Method A; ISO 1183:1987 |
| Water Absorption | 0.20% | 0.20% | @23 °C for 86400s; ISO 62:1999 |
| Moisture Absorption at Equilibrium | 0.10% | 0.10% | 50% RH; ISO 62:1999 |
| Water Absorption at Saturation | 0.90% | 0.90% | ISO 62:1999 |
| Mechanical Properties | |||
| Property | Metric | English | Comments |
| Hardness, Shore D | 83 | 83 | ISO 868:2003 |
| Tensile Strength at Break | 70.0 MPa | 10200 psi | Type 1B, 50mm/min; ISO 527-1/2:1993 |
| Elongation at Break | >= 15 % | >= 15 % | Type 1B, 50mm/min; ISO 527-1/2:1993 |
| Modulus of Elasticity | 3.10 GPa | 450 ksi | Type 1B, 50mm/min; ISO 527-1/2:1993 |
| Flexural Strength | 80.0 MPa | 11600 psi | 1.5 mm/min; ISO 178:2001 |
| Flexural Modulus | 2.60 GPa | 377 ksi | 1.5 mm/min; ISO 178:2001 |
| Compressive Strength | 110 MPa | 16000 psi | Type B, 5 mm/min; ISO 604:2002 |
| Compressive Modulus | 2.60 GPa | 377 ksi | Type A, 1 mm/min; ISO 604:2002 |
| Izod Impact, Notched | 7.20 kJ/m² | 3.43 ft-lb/in² | Type A; ISO 180:2000 |
| Coefficient of Friction, Dynamic | 0.25 | 0.25 | @1.75 MPa; 31.4 m/min |
| Limiting Pressure Velocity | 0.100 MPa-m/sec | 2860 psi-ft/min | |
| Electrical Properties | |||
| Property | Metric | English | Comments |
| Volume Resistivity | 1.00e+15 ohm-cm | 1.00e+15 ohm-cm | IEC 60093:1980-01 |
| Surface Resistance | 1.00e+13 ohm | 1.00e+13 ohm | IEC 60093:1980-01 |
| Dielectric Constant | 3.8 | 3.8 | @1 MHz; IEC 60250:1969-01 |
| Dielectric Strength | 16.5 kV/mm | 419 kV/in | IEC 60243-1:1998-01 |
| Dissipation Factor | 0.005 | 0.005 | @100 Hz; IEC 60250:1969-01 |
| Comparative Tracking Index | 600 V | 600 V | IEC 60112:2003-01 |
| Thermal Properties | |||
| Property | Metric | English | Comments |
| CTE, Linear | 92.0 µm/m-°C | 51.1 µin/in-°F | @23-55 °C; ISO 11359-2:1999 |
| Thermal Conductivity | 0.310 W/m-K | 2.15 BTU-in/hr-ft²-°F | ISO 8301:1991 |
| Melting Point | 170 °C | 338 °F | |
| Maximum Service Temperature, Air | 90 °C | 194 °F | Continuous |
| 140 °C | 284 °F | Intermittent | |
| Deflection Temperature (0.46 MPa) | 160 °C | 320 °F | ISO 75 |
| Deflection Temperature (1.8 MPa) | 110 °C | 230 °F | ISO 75 |
| Glass Transition Temperature, Tg | -60.0 °C | -76.0 °F | ISO 11359-2:1999 |
| Flammability, UL94 | HB | HB | IEC 60695-11-10:2003-08 |
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