类别：聚合物；热塑性；聚甲醛（POM）
材料说明：初步数据表
低排放，抗紫外线等级，金属色
物性表：| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.43 g/cc | 0.0517 lb/in³ | ISO 1183 | ||
| Water Absorption | 0.75 % | 0.75 % | ISO 62 | ||
| Linear Mold Shrinkage, Flow | 0.023 cm/cm | 0.023 in/in | ISO 294-4 | ||
| Linear Mold Shrinkage, Transverse | 0.014 cm/cm | 0.014 in/in | ISO 294-4 | ||
| Melt Flow | 8.0 g/10 min @Load 2.16 kg, Temperature 190 °C |
8.0 g/10 min @Load 4.76 lb, Temperature 374 °F |
(MVR) cm³/10min; ISO 1133 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength, Yield | 54.0 MPa | 7830 psi | 50mm/min; ISO 527-2/1A | ||
| Elongation at Yield | 8.0 % | 8.0 % | 50mm/min; ISO 527-2/1A | ||
| Tensile Modulus | 2.70 GPa | 392 ksi | 1mm/min; ISO 527-2/1A | ||
| Flexural Modulus | 2.90 GPa | 421 ksi | ISO 178 | ||
| Charpy Impact, Notched | 0.400 J/cm² | 1.90 ft-lb/in² | ISO 179/1eA | ||
| 0.400 J/cm² @Temperature -30.0 °C |
1.90 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA | |||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 90.0 µm/m-°C | 50.0 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 | 166 °C | 331 °F | 10°C/min; ISO 11357-1,-2,-3 | ||
| Deflection Temperature at 0.46 MPa (66 psi) | 147 °C | 297 °F | ISO 75-1, -2 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 90.0 °C | 194 °F | ISO 75-1, -2 | ||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 100 - 125 °C | 212 - 257 °F | Cavity temperature | ||
| Zone 1 | 170 - 175 °C | 338 - 347 °F | |||
| Zone 2 | 170 - 180 °C | 338 - 356 °F | |||
| Zone 3 | 175 - 185 °C | 347 - 365 °F | |||
| Zone 4 | 180 - 190 °C | 356 - 374 °F | |||
| Die Temperature | 185 - 195 °C | 365 - 383 °F | |||
| Melt Temperature | 180 - 195 °C | 356 - 383 °F | |||
| Drying Temperature | 105 - 110 °C | 221 - 230 °F | |||
| Dry Time | 3.00 hour | 3.00 hour | |||
| Injection Pressure | 60.0 - 120 MPa | 8700 - 17400 psi | |||
| Hold Pressure | 60.0 - 120 MPa | 8700 - 17400 psi | |||
| Back Pressure | 0.500 MPa | 72.5 psi | |||
| Hot-Working Temperature | 180 - 200 °C | 356 - 392 °F | |||
| De |
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| Injection molding | Yes | ||||
| Injection speed | slow | ||||
| Pre-drying | Drying is required | ||||
| Processing conditions | ISO 9988-2 | ||||
| Processing Notes | Gate and knit line locations are |
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| Profile extrusion | Yes | ||||
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