类别：聚合物；热塑性；聚甲醛（POM）
材料说明：aartel®2000 POM对滚塑应用，均聚缩醛。aartel®2000提供高性能和高流动量，快速循环的聚合物。
物性表：| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.42 g/cc | 0.0513 lb/in³ | ISO 1183 |
| Water Absorption | 0.43 % | 0.43 % | Immersion 24h; ASTM D570 |
| Moisture Absorption at Equilibrium | 0.28 % | 0.28 % | 50% RH; ASTM D570 |
| Water Absorption at Saturation | 1.4 % | 1.4 % | ASTM D570 |
| Linear Mold Shrinkage | 0.018 cm/cm @Thickness 2.00 mm |
0.018 in/in @Thickness 0.0787 in |
ISO 294-4 |
| Linear Mold Shrinkage, Transverse | 0.018 cm/cm @Thickness 2.00 mm |
0.018 in/in @Thickness 0.0787 in |
ISO 294-4 |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Rockwell M | 92 | 92 | ISO 2039/2 |
| Hardness, Rockwell R | 120 | 120 | ISO 2039/2 |
| Tensile Strength, Yield | 69.0 MPa | 10000 psi | 5mm/min; ASTM D638 |
| 71.0 MPa | 10300 psi | ISO 527 | |
| Elongation at Break | 23 % | 23 % | Nominal; ISO 527 |
| 28 % | 28 % | ISO 527 | |
| Elongation at Yield | 13 % | 13 % | ISO 527 |
| Tensile Modulus | 3.30 GPa | 479 ksi | ISO 527 |
| Flexural Yield Strength | 105 MPa | 15200 psi | 5% Strain; ASTM D790 |
| Flexural Modulus | 3.24 GPa | 470 ksi | ASTM D790 |
| Shear Strength | 66.0 MPa | 9570 psi | ASTM D732 |
| Izod Impact, Unnotched | 0.690 J/cm | 1.29 ft-lb/in | ASTM D256 |
| Izod Impact, Notched (ISO) | 7.00 kJ/m² | 3.33 ft-lb/in² | ISO 180/1A |
| 8.00 kJ/m² @Temperature -40.0 °C |
3.81 ft-lb/in² @Temperature -40.0 °F |
ISO 180/1A | |
| Charpy Impact Unnotched | 20.0 J/cm² | 95.2 ft-lb/in² | ISO 179/1eU |
| 20.0 J/cm² @Temperature -30.0 °C |
95.2 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eU | |
| Charpy Impact, Notched | 0.800 J/cm² | 3.81 ft-lb/in² | ISO 179/1eU |
| 0.700 J/cm² @Temperature -30.0 °C |
3.33 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eU | |
| Tensile Creep Modulus, 1 hour | 2800 MPa | 406000 psi | ISO 899 |
| Tensile Creep Modulus, 1000 hours | 1500 MPa | 218000 psi | ISO 899 |
| Electrical Properties | Metric | English | Comments |
| Volume Resistivity | 1.00e+12 ohm-cm | 1.00e+12 ohm-cm | IEC 60093 |
| Surface Resistance | 1.00e+15 ohm | 1.00e+15 ohm | IEC 60093 |
| Dielectric Constant | 3.8 @Frequency 1e+6 Hz |
3.8 @Frequency 1e+6 Hz |
IEC 60250 |
| Dissipation Factor | 0.0050 @Frequency 1e+6 Hz |
0.0050 @Frequency 1e+6 Hz |
IEC 60250 |
| 0.018 @Frequency 100 Hz |
0.018 @Frequency 100 Hz |
IEC 60250 | |
| Comparative Tracking Index | 600 V | 600 V | IEC 60112 |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 123 µm/m-°C @Temperature 23.0 - 55.0 °C |
68.3 µin/in-°F @Temperature 73.4 - 131 °F |
ISO 11359-1/-2 |
| CTE, linear, Transverse to Flow | 123 µm/m-°C @Temperature 23.0 - 55.0 °C |
68.3 µin/in-°F @Temperature 73.4 - 131 °F |
ISO 11359-1/-2 |
| Melting Point | 178 °C | 352 °F | 10°C/min; ISO 11357-1/-3 |
| Deflection Temperature at 0.46 MPa (66 psi) | 163 °C | 325 °F | not annealed; ASTM D648 |
| Deflection Temperature at 1.8 MPa (264 psi) | 105 °C | 221 °F | not annealed; ASTM D648 |
| UL RTI, Electrical | 110 °C @Thickness 1.50 mm |
230 °F @Thickness 0.0591 in |
UL 746B |
| UL RTI, Mechanical with Impact | 85.0 °C @Thickness 1.50 mm |
185 °F @Thickness 0.0591 in |
UL 746B |
| UL RTI, Mechanical without Impact | 90.0 °C @Thickness 1.50 mm |
194 °F @Thickness 0.0591 in |
UL 746B |
| Flammability, UL94 | HB @Thickness 1.50 mm |
HB @Thickness 0.0591 in |
|
| HB @Thickness 1.50 mm |
HB @Thickness 0.0591 in |
IEC 60695-11-10 | |
| Oxygen Index | 23 % | 23 % | ISO 4589-1/2 |
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