类别：聚合物；热塑性；聚甲醛（POM）
材料说明：特点是®m90-45h缩醛共聚物已稳定给防护性能和颜色降解室内应用紫外线照射是预期。
制定定制的颜色为丰田室内紫外线稳定的应用
物性表：| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Specific Gravity | 1.41 g/cc | 1.41 g/cc | ASTM D792 | ||
| Density | 1.41 g/cc | 0.0509 lb/in³ | ISO 1183 | ||
| Linear Mold Shrinkage, Flow | 0.019 cm/cm | 0.019 in/in | ISO 294-4 | ||
| 0.022 cm/cm | 0.022 in/in | ASTM D955 | |||
| Linear Mold Shrinkage, Transverse | 0.017 cm/cm | 0.017 in/in | ISO 294-4 | ||
| 0.018 cm/cm | 0.018 in/in | ASTM D955 | |||
| 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 at Break | 60.7 MPa | 8800 psi | ASTM D638 | ||
| Tensile Strength, Yield | 63.0 MPa | 9140 psi | 50mm/min; ISO 527-2/1A | ||
| Elongation at Yield | 10 % | 10 % | 50mm/min; ISO 527-2/1A | ||
| Tensile Modulus | 2.75 GPa | 399 ksi | 1mm/min; ISO 527-2/1A | ||
| Flexural Modulus | 2.49 GPa | 361 ksi | ISO 178 | ||
| 2.59 GPa @Temperature 22.8 °C |
375 ksi @Temperature 73.0 °F |
ASTM D790 | |||
| Izod Impact, Notched | 0.694 J/cm | 1.30 ft-lb/in | ASTM D256 | ||
| Izod Impact, Notched (ISO) | 6.00 kJ/m² | 2.86 ft-lb/in² | ISO 180/1A | ||
| Charpy Impact, Notched | 0.600 J/cm² | 2.86 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 | 110 µm/m-°C | 61.1 µin/in-°F | ISO 11359-2 | ||
| CTE, linear, Transverse to Flow | 120 µm/m-°C | 66.7 µin/in-°F | ISO 11359-2 | ||
| Melting Point | 165 °C | 329 °F | ASTM D3418 | ||
| 166 °C | 331 °F | 10°C/min; ISO 11357-1,-2,-3 | |||
| Deflection Temperature at 1.8 MPa (264 psi) | 91.0 °C | 196 °F | ISO 75-1, -2 | ||
| 110 °C | 230 °F | ASTM D648 | |||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 80.0 - 120 °C | 176 - 248 °F | Cavity temperature | ||
| Zone 1 | 170 - 180 °C | 338 - 356 °F | |||
| Zone 2 | 180 - 190 °C | 356 - 374 °F | |||
| Zone 3 | 180 - 190 °C | 356 - 374 °F | |||
| Zone 4 | 180 - 200 °C | 356 - 392 °F | |||
| Die Temperature | 180 - 200 °C | 356 - 392 °F | |||
| Melt Temperature | 180 - 200 °C | 356 - 392 °F | |||
| Mold Temperature | 82.2 - 93.3 °C | 180 - 200 °F | generally preferred range, may vary with thickness | ||
| Drying Temperature | 80.0 - 100 °C | 176 - 212 °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-medium | ||||
| Pellets | Yes | ||||
| Pre-drying | Drying is not normally required with proper storage | ||||
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