类别：聚合物；热塑性；聚甲醛（POM）；共聚甲醛，30%玻璃纤维增强
材料说明：化学缩写根据ISO 1043-1：POM
注塑级，增强了约26%玻璃纤维
物性表：| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.60 g/cc | 0.0578 lb/in³ | ISO 1183 | ||
| Density of Compound | 1.35 g/cc | 0.0488 lb/in³ | melt; Internal | ||
| Water Absorption | 0.90 % | 0.90 % | ISO 62 | ||
| Melt Flow | 4.0 g/10 min @Load 2.16 kg, Temperature 190 °C |
4.0 g/10 min @Load 4.76 lb, Temperature 374 °F |
(MVR) cm³/10min; ISO 1133 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength at Break | 135 MPa | 19600 psi | 5mm/min; ISO 527-2/1A | ||
| Elongation at Break | 2.5 % | 2.5 % | 5mm/min; ISO 527-2/1A | ||
| Tensile Modulus | 9.20 GPa | 1330 ksi | 1mm/min; ISO 527-2/1A | ||
| Flexural Modulus | 7.80 GPa | 1130 ksi | ISO 178 | ||
| Charpy Impact Unnotched | 3.00 J/cm² | 14.3 ft-lb/in² | ISO 179/1eU | ||
| 3.50 J/cm² @Temperature -30.0 °C |
16.7 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eU | |||
| Charpy Impact, Notched | 0.800 J/cm² | 3.81 ft-lb/in² | ISO 179/1eA | ||
| 0.800 J/cm² @Temperature -30.0 °C |
3.81 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA | |||
| Tensile Creep Modulus, 1 hour | 7700 MPa | 1.12e+6 psi | ISO 899-1 | ||
| Tensile Creep Modulus, 1000 hours | 5400 MPa | 783000 psi | ISO 899-1 | ||
| Electrical Properties | Metric | English | Comments | ||
| Volume Resistivity | 1.00e+14 ohm-cm | 1.00e+14 ohm-cm | IEC 60093 | ||
| Surface Resistance | 1.00e+14 ohm | 1.00e+14 ohm | IEC 60093 | ||
| Dielectric Constant | 4.3 @Frequency 100 Hz |
4.3 @Frequency 100 Hz |
IEC 60250 | ||
| 4.3 @Frequency 1.00e+6 Hz |
4.3 @Frequency 1.00e+6 Hz |
IEC 60250 | |||
| Dielectric Strength | 40.0 kV/mm | 1020 kV/in | IEC 60243-1 | ||
| Dissipation Factor | 0.0030 @Frequency 100 Hz |
0.0030 @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 | IEC 60112 | ||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 40.0 µm/m-°C | 22.2 µin/in-°F | ISO 11359-2 | ||
| CTE, linear, Transverse to Flow | 80.0 µm/m-°C | 44.4 µin/in-°F | ISO 11359-2 | ||
| Specific Heat Capacity | 1.81 J/g-°C | 0.433 BTU/lb-°F | Internal | ||
| Thermal Conductivity | 0.215 W/m-K | 1.49 BTU-in/hr-ft²-°F | Internal | ||
| Melting Point | 166 °C | 331 °F | 10°C/min; ISO 11357-1,-2,-3 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 160 °C | 320 °F | ISO 75-1, -2 | ||
| Deflection Temperature at 8.0 MPa | 125 °C | 257 °F | ISO 75-1, -2 | ||
| Flammability, UL94 | HB @Thickness 1.60 mm |
HB @Thickness 0.0630 in |
UL94 | ||
| HB @Thickness 3.18 mm |
HB @Thickness 0.125 in |
UL94 | |||
| Flame Spread | <= 100 mm/min | <= 3.94 in/min | ISO 3795 and FMVSS 302 | ||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 20.0 - 30.0 °C | 68.0 - 86.0 °F | |||
| 80.0 - 120 °C | 176 - 248 °F | Cavity temperature | |||
| 164 °C | 327 °F | Ejection temperature; Internal | |||
| 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 - 210 °C | 374 - 410 °F | |||
| Die Temperature | 190 - 210 °C | 374 - 410 °F | |||
| Melt Temperature | 190 - 230 °C | 374 - 446 °F | |||
| Mold Temperature | 80.0 - 120 °C | 176 - 248 °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 |
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| Hot-Working Temperature | 190 - 210 °C | 374 - 410 °F | |||
| De |
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| Eff. thermal diffusivity | 6.51E-08 m²/s | ||||
| Injection molding | Yes | ||||
| Injection speed | slow | ||||
| 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 | ||||
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