类别：聚合物；热塑性；聚甲醛（POM）
材料说明：初步数据表，抗蠕变，高粘度缩醛共聚物
物性表：| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.41 g/cc | 0.0509 lb/in³ | ISO 1183 | ||
| Water Absorption | 0.75 % | 0.75 % | ISO 62 | ||
| Linear Mold Shrinkage, Flow | 0.021 cm/cm | 0.021 in/in | ISO 294-4 | ||
| Linear Mold Shrinkage, Transverse | 0.020 cm/cm | 0.020 in/in | ISO 294-4 | ||
| Melt Flow | 1.7 g/10 min @Load 2.16 kg, Temperature 190 °C |
1.7 g/10 min @Load 4.76 lb, Temperature 374 °F |
(MVR) cm³/10min; ISO 1133 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength, Yield | 66.0 MPa | 9570 psi | 50mm/min; ISO 527-2/1A | ||
| Elongation at Break | 40 % | 40 % | 50mm/min; ISO 527-2/1A | ||
| Elongation at Yield | 12 % | 12 % | 50mm/min; ISO 527-2/1A | ||
| Tensile Modulus | 2.70 GPa | 392 ksi | 1mm/min; ISO 527-2/1A | ||
| Flexural Modulus | 2.45 GPa | 355 ksi | ISO 178 | ||
| 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 | ||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 100 µm/m-°C | 55.6 µin/in-°F | ISO 11359-2 | ||
| CTE, linear, Transverse to Flow | 100 µm/m-°C | 55.6 µin/in-°F | ISO 11359-2 | ||
| Melting Point | 167 °C | 333 °F | 10°C/min; ISO 11357-1,-2,-3 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 92.0 °C | 198 °F | ISO 75-1, -2 | ||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 90.0 - 120 °C | 194 - 248 °F | Cavity temperature | ||
| Zone 1 | 180 - 200 °C | 356 - 392 °F | |||
| Zone 2 | 190 - 210 °C | 374 - 410 °F | |||
| Zone 3 | 190 - 210 °C | 374 - 410 °F | |||
| Zone 4 | 195 - 215 °C | 383 - 419 °F | |||
| Die Temperature | 195 - 215 °C | 383 - 419 °F | |||
| Melt Temperature | 190 - 230 °C | 374 - 446 °F | |||
| Mold Temperature | 80.0 - 120 °C | 176 - 248 °F | |||
| Drying Temperature | 80.0 - 100 °C | 176 - 212 °F | |||
| Dry Time | 3.00 hour | 3.00 hour | |||
| Injection Pressure | 90.0 - 140 MPa | 13100 - 20300 psi | |||
| Hold Pressure | 90.0 - 140 MPa | 13100 - 20300 psi | |||
| Back Pressure | 0.500 MPa | 72.5 psi | |||
| Hot-Working Temperature | 195 - 215 °C | 383 - 419 °F | |||
| De |
|||||
| Injection molding | Yes | ||||
| Injection speed | slow | ||||
| Pre-drying | Drying is not normally required with proper storage | ||||
| Processing conditions | ISO 9988-2 | ||||
| Profile extrusion | Yes | ||||
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