类别：聚合物；热塑性；聚甲醛（POM）；乙缩醛共聚物，影响改性
材料说明：聚甲醛共聚物，冲击改性，低排放
物性表：| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.37 g/cc | 0.0495 lb/in³ | ISO 1183 | ||
| Water Absorption | 0.65 % | 0.65 % | ISO 62 | ||
| Linear Mold Shrinkage, Flow | 0.018 cm/cm | 0.018 in/in | ISO 294-4 | ||
| Linear Mold Shrinkage, Transverse | 0.017 cm/cm | 0.017 in/in | ISO 294-4 | ||
| Melt Flow | 18 g/10 min @Load 2.16 kg, Temperature 190 °C |
18 g/10 min @Load 4.76 lb, Temperature 374 °F |
(MVR) cm³/10min; ISO 1133 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength, Yield | 44.0 MPa | 6380 psi | 50mm/min; ISO 527-2/1A | ||
| Elongation at Break | 35 % | 35 % | 50mm/min; ISO 527-2/1A | ||
| Elongation at Yield | 10 % | 10 % | 50mm/min; ISO 527-2/1A | ||
| Tensile Modulus | 1.70 GPa | 247 ksi | 1mm/min; ISO 527-2/1A | ||
| Flexural Modulus | 1.70 GPa | 247 ksi | ISO 178 | ||
| Charpy Impact Unnotched | 15.0 J/cm² | 71.4 ft-lb/in² | partial; ISO 179/1eU | ||
| 11.0 J/cm² @Temperature -30.0 °C |
52.3 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eU | |||
| Charpy Impact, Notched | 1.10 J/cm² | 5.23 ft-lb/in² | ISO 179/1eA | ||
| 0.600 J/cm² @Temperature -30.0 °C |
2.86 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA | |||
| Tensile Creep Modulus, 1 hour | 1400 MPa | 203000 psi | ISO 899-1 | ||
| Tensile Creep Modulus, 1000 hours | 800 MPa | 116000 psi | ISO 899-1 | ||
| Electrical Properties | Metric | English | Comments | ||
| Volume Resistivity | 1.00e+13 ohm-cm | 1.00e+13 ohm-cm | IEC 60093 | ||
| Surface Resistance | 1.00e+13 ohm | 1.00e+13 ohm | IEC 60093 | ||
| Dielectric Constant | 4.4 @Frequency 100 Hz |
4.4 @Frequency 100 Hz |
IEC 60250 | ||
| 4.4 @Frequency 1.00e+6 Hz |
4.4 @Frequency 1.00e+6 Hz |
IEC 60250 | |||
| Dielectric Strength | 28.0 kV/mm | 711 kV/in | IEC 60243-1 | ||
| Dissipation Factor | 0.010 @Frequency 100 Hz |
0.010 @Frequency 100 Hz |
IEC 60250 | ||
| 0.020 @Frequency 1.00e+6 Hz |
0.020 @Frequency 1.00e+6 Hz |
IEC 60250 | |||
| Comparative Tracking Index | 600 V | 600 V | IEC 60112 | ||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 130 µm/m-°C | 72.2 µin/in-°F | ISO 11359-2 | ||
| Melting Point | 166 °C | 331 °F | 10°C/min; ISO 11357-1,-2,-3 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 77.0 °C | 171 °F | ISO 75-1, -2 | ||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 20.0 - 30.0 °C | 68.0 - 86.0 °F | |||
| 60.0 - 70.0 °C | 140 - 158 °F | Cavity temperature | |||
| Feed Temperature | 60.0 - 80.0 °C | 140 - 176 °F | |||
| Zone 1 | 170 - 180 °C | 338 - 356 °F | |||
| Zone 2 | 180 - 190 °C | 356 - 374 °F | |||
| Zone 3 | 190 - 200 °C | 374 - 392 °F | |||
| Zone 4 | 190 - 200 °C | 374 - 392 °F | |||
| Die Temperature | 190 - 200 °C | 374 - 392 °F | |||
| Melt Temperature | 190 - 200 °C | 374 - 392 °F | |||
| Drying Temperature | 100 - 120 °C | 212 - 248 °F | |||
| Dry Time | 3.00 - 4.00 hour | 3.00 - 4.00 hour | |||
| Moisture Content | 0.15 % | 0.15 % | Necessary low maximum residual | ||
| Injection Pressure | 60.0 - 120 MPa | 8700 - 17400 psi | |||
| Hold Pressure | 60.0 - 120 MPa | 8700 - 17400 psi | |||
| Back Pressure | 2.00 MPa | 290 psi | |||
| Screw Speed | 70 rpm @Diameter 55.0 mm |
70 rpm @Diameter 2.17 in |
|||
| 100 rpm @Diameter 40.0 mm |
100 rpm @Diameter 1.57 in |
||||
| 150 rpm @Diameter 25.0 mm |
150 rpm @Diameter 0.984 in |
||||
| Hot-Working Temperature | 190 - 200 °C | 374 - 392 °F | |||
| De |
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| Injection molding | Yes | ||||
| Injection speed | slow-medium | ||||
| Longer pre-drying times/storage | The product can then be stored in standard conditions until processed. | ||||
| Pre-drying | Drying is not normally required with proper storage | ||||
| Processing conditions | ISO 9988 | ||||
| Processing Notes | Emission according to VDA 275 < 5 mg/kg (natural colored grades) | ||||
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