韩国工程POM Kepital ET-20A 产品特性：导电，表面电阻率只有1x102Ω，抗疲劳，良好的耐化学性，良好的抗蠕变性，良好的流动性，良好的成型性能，良好的热稳定性，耐磨损性良好，良好的耐候性
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POM ET-20A 物性表：
| Specific Gravity | 1.41 | g/cm³ | ASTM D792 |
| Melt Mass-Flow Rate (MFR) | 11 | g/10 min | ASTM D1238 |
| Molding Shrinkage - Flow | 1.6 | % | ASTM D955 |
| Water Absorption (24 hr) | 0.22 | % | ASTM D570 |
| Mechanical | Nominal Value | Unit | Test Method |
| Tensile Strength (Yield) | 45.1 | MPa | ASTM D638 |
| Tensile Elongation (Yield) | 7.0 | % | ASTM D638 |
| Flexural Modulus | 2450 | MPa | ASTM D790 |
| Flexural Strength (Yield) | 68.6 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
| Notched Izod Impact (3.20 mm) | 54 | J/m | ASTM D256 |
| Tensile Impact Strength (1.60 mm) | 53.9 | kJ/m² | ASTM D1822 |
| Hardness | Nominal Value | Unit | Test Method |
| Rockwell Hardness (M-Scale) | 75 | ASTM D785 | |
| Thermal | Nominal Value | Unit | Test Method |
| Deflection Temperature Under Load (1.8 MPa, Unannealed) | 102 | °C | ASTM D648 |
| Melting Temperature | 165 | °C | |
| CLTE - Flow | 0.000013 | cm/cm/°C | ASTM D696 |
| Electrical | Nominal Value | Unit | Test Method |
| Surface Resistivity | 1.0E+2 | ohms | ASTM D257 |
| Volume Resistivity | 1.0E+2 | ohm·cm | ASTM D257 |
