类别：聚合物；热塑性；聚甲醛（POM）；乙缩醛共聚物，无筋
材料说明：产品以增加刚度和强度以及良好的耐磨性，用于，例如，滑链和输送系统。
物性表：| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Bulk Density | 0.650 - 0.900 g/cc | 0.0235 - 0.0325 lb/in³ | |||
| Density | 1.48 g/cc | 0.0535 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 | 0.017 cm/cm | 0.017 in/in | ISO 2577 | ||
| Linear Mold Shrinkage, Transverse | 0.019 cm/cm | 0.019 in/in | ISO 2577 | ||
| Melt Flow | 10.36 g/10 min @Load 2.16 kg, Temperature 190 °C |
10.36 g/10 min @Load 4.76 lb, Temperature 374 °F |
ISO 1133 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Ball Indentation Hardness | 145 MPa @Load 36.5 kg, Time 30.0 sec |
21000 psi @Load 80.5 lb, Time 0.00833 hour |
ISO 2039-1 | ||
| Tensile Strength, Yield | 63.0 MPa | 9140 psi | 50 mm/min; ISO 527-2 | ||
| Elongation at Break | 18 % | 18 % | Nominal, 50mm/min; ISO 527-2 | ||
| Elongation at Yield | 6.5 % | 6.5 % | ISO 527-2 | ||
| Modulus of Elasticity | 4.00 GPa | 580 ksi | ISO 527-2 | ||
Charpy Impact Unnotched  |
8.00 J/cm² @Temperature -30.0 °C |
38.1 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eU | ||
| 8.50 J/cm² @Temperature 23.0 °C |
40.4 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eU | |||
| Charpy Impact, Notched |
0.350 J/cm² @Temperature -30.0 °C |
1.67 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA | ||
| 0.350 J/cm² @Temperature 23.0 °C |
1.67 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eA | |||
| Electrical Properties | Metric | English | Comments | ||
| Volume Resistivity | 1.00e+12 ohm-cm | 1.00e+12 ohm-cm | IEC 60093 | ||
| Surface Resistance | 1.00e+14 ohm | 1.00e+14 ohm | IEC 60093 | ||
| Dielectric Constant |
3.8 @Frequency 1.00e+6 Hz |
3.8 @Frequency 1.00e+6 Hz |
IEC 60250 | ||
| 3.9 @Frequency 100 Hz |
3.9 @Frequency 100 Hz |
IEC 60250 | |||
| Dielectric Strength | 40.0 kV/mm | 1020 kV/in | IEC 60243-1 | ||
| Dissipation Factor |
0.0050 @Frequency 100 Hz |
0.0050 @Frequency 100 Hz |
IEC 60250 | ||
| 0.0060 @Frequency 1.00e+6 Hz |
0.0060 @Frequency 1.00e+6 Hz |
IEC 60250 | |||
| Comparative Tracking Index | 600 V | 600 V | Test solution A; IEC 60112 | ||
| 600 V | 600 V | Test solution B; IEC 60112 | |||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear, Parallel to Flow | 80.0 µm/m-°C @Temperature 23.0 - 55.0 °C |
44.4 µin/in-°F @Temperature 73.4 - 131 °F |
DIN 53752 | ||
| Melting Point | 166 - 186 °C | 331 - 367 °F | |||
| Maximum Service Temperature, Air | 100 °C | 212 °F | |||
| Deflection Temperature at 1.8 MPa (264 psi) | 115 °C | 239 °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 |
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| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 200 °C | 392 °F | Hopper Throat | ||
| Zone 1 | 200 °C | 392 °F | Feed zone | ||
| Zone 2 | 200 °C | 392 °F | Compression | ||
| Zone 3 | 200 °C | 392 °F | Metering-zone | ||
| Zone 4 | 200 °C | 392 °F | Nozzle | ||
| Melt Temperature | 200 °C | 392 °F | Optimal | ||
| 190 - 230 °C | 374 - 446 °F | Injection-molding | |||
| Mold Temperature | 60.0 - 120 °C | 140 - 248 °F | Injection-molding | ||
| 90.0 °C | 194 °F | Optimal | |||
| 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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