类别：聚合物；热塑性；聚甲醛（POM）；乙缩醛共聚物，无筋
材料说明：降低表面电阻，电气产品。
物性表：
图：物性表：
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Bulk Density | 0.850 g/cc | 0.0307 lb/in³ | |||
| Density | 1.40 g/cc | 0.0506 lb/in³ | ISO 1183 | ||
| Water Absorption | 0.80 % | 0.80 % | Saturation; ISO 62 | ||
| Moisture Absorption at Equilibrium | 0.20 % | 0.20 % | 23°C; 50% RH; ISO 62 | ||
| Linear Mold Shrinkage, Flow | 0.021 cm/cm | 0.021 in/in | ISO 2577 | ||
| Linear Mold Shrinkage, Transverse | 0.021 cm/cm | 0.021 in/in | ISO 2577 | ||
| Melt Flow | 9.8 g/10 min @Load 2.16 kg, Temperature 190 °C |
9.8 g/10 min @Load 4.76 lb, Temperature 374 °F |
ISO 1133 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Ball Indentation Hardness | 120 MPa @Load 36.5 kg, Time 30.0 sec |
17400 psi @Load 80.5 lb, Time 0.00833 hour |
ISO 2039-1 | ||
| Tensile Strength, Yield | 50.0 MPa | 7250 psi | 50 mm/min; ISO 527-2 | ||
| Elongation at Break | 10 % | 10 % | Nominal, 50 mm/min; ISO 527-2 | ||
| Elongation at Yield | 7.5 % | 7.5 % | 50 mm/min; ISO 527-2 | ||
| Modulus of Elasticity | 2.40 GPa | 348 ksi | ISO 527-2 | ||
Charpy Impact Unnotched  |
2.20 J/cm² @Temperature -30.0 °C |
10.5 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eU | ||
| 7.00 J/cm² @Temperature 23.0 °C |
33.3 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eU | |||
| Charpy Impact, Notched |
0.250 J/cm² @Temperature -30.0 °C |
1.19 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA | ||
| 0.600 J/cm² @Temperature 23.0 °C |
2.86 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eA | |||
| Electrical Properties | Metric | English | Comments | ||
| Volume Resistivity | 1000 ohm-cm | 1000 ohm-cm | IEC 60093 | ||
| Surface Resistance | 1.00e+7 ohm | 1.00e+7 ohm | IEC 60093 | ||
| Dielectric Strength | 40.0 kV/mm | 1020 kV/in | IEC 60243-1 | ||
| Dissipation Factor |
0.39 @Frequency 100 Hz |
0.39 @Frequency 100 Hz |
IEC 60250 | ||
| 0.53 @Frequency 1.00e+6 Hz |
0.53 @Frequency 1.00e+6 Hz |
IEC 60250 | |||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear, Parallel to Flow | 120 µm/m-°C @Temperature 23.0 - 55.0 °C |
66.7 µin/in-°F @Temperature 73.4 - 131 °F |
DIN 53752 | ||
| Melting Point | 166 °C | 331 °F | DIN 53765 | ||
| Maximum Service Temperature, Air | 100 °C | 212 °F | |||
| Deflection Temperature at 1.8 MPa (264 psi) | 85.0 °C | 185 °F | ISO 75-2 | ||
| Vicat Softening Point | 150 °C | 302 °F | ISO 306 | ||
| Decomposition Temperature | >= 240 °C | >= 464 °F | |||
| Flammability, UL94 | HB @Thickness 1.60 mm |
HB @Thickness 0.0630 in |
|||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 200 °C | 392 °F | Hopper Throat | ||
| Zone 1 | 205 °C | 401 °F | Feed zone | ||
| Zone 2 | 205 °C | 401 °F | Compression | ||
| Zone 3 | 210 °C | 410 °F | Metering-zone | ||
| Zone 4 | 210 °C | 410 °F | Nozzle | ||
| Melt Temperature | 190 - 220 °C | 374 - 428 °F | Injection-molding | ||
| 210 °C | 410 °F | Optimal | |||
| Mold Temperature | 60.0 - 120 °C | 140 - 248 °F | Injection-molding | ||
| 100 °C | 212 °F | Optimal | |||
| Drying Temperature | 100 °C | 212 °F | |||
| Dry Time | 3 hour | 3 hour | |||
| De |
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| Commercial Status | Europe | ||||
| Ignition Temperature | 320 - 340°C | ASTM D1929 | |||
| Peripheral Screw Speed | <0.3 m/s | ||||
| Primary Processing Technique | Injection Molding |
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