| 物性表： | |||||
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.45 g/cc | 0.0524 lb/in³ | DAM; ISO 1183 | ||
| Linear Mold Shrinkage, Flow | 0.0060 cm/cm | 0.0060 in/in | DAM; ISO 294-4 2577 | ||
| Linear Mold Shrinkage, Transverse | 0.0080 cm/cm | 0.0080 in/in | DAM; ISO 294-4 2577 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength at Break | 72.0 MPa | 10400 psi | 50%RH; ISO 527-1/-2 | ||
| 120 MPa | 17400 psi | DAM; ISO 527-1/-2 | |||
| Elongation at Break | 2.5 % | 2.5 % | DAM; ISO 527-1/-2 | ||
| 4.0 % | 4.0 % | 50%RH; ISO 527-1/-2 | |||
| Tensile Modulus | 5.00 GPa | 725 ksi | 50%RH; ISO 527-1/-2 | ||
| 7.50 GPa | 1090 ksi | DAM; ISO 527-1/-2 | |||
| Flexural Modulus | 7.00 GPa | 1020 ksi | DAM; ISO 178 | ||
| Izod Impact, Notched (ISO) | 4.00 kJ/m² | 1.90 ft-lb/in² | DAM; ISO 180/1A | ||
| 3.40 kJ/m² @Temperature -40.0 °C |
1.62 ft-lb/in² @Temperature -40.0 °F |
DAM; ISO 180/1A | |||
| Charpy Impact, Notched | 0.300 J/cm² | 1.43 ft-lb/in² | DAM; ISO 179/1eA | ||
| Electrical Properties | Metric | English | Comments | ||
| Comparative Tracking Index | 475 V | 475 V | DAM; IEC 60112 | ||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear, Parallel to Flow | 41.0 µm/m-°C | 22.8 µin/in-°F | DAM; ISO 11359-1/-2 | ||
| CTE, linear, Transverse to Flow | 62.0 µm/m-°C | 34.4 µin/in-°F | DAM; ISO 11359-1/-2 | ||
| Melting Point | 263 °C | 505 °F | DAM; 10°C/min; ISO 11357-1/-3 | ||
| Deflection Temperature at 0.46 MPa (66 psi) | 255 °C | 491 °F | DAM; ISO 75-1/-2 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 230 °C | 446 °F | DAM; ISO 75-1/-2 | ||
| Flammability, UL94 | HB @Thickness 0.800 mm |
HB @Thickness 0.0315 in |
DAM; IEC 60695-11-10 | ||
| Flame Spread | 23 mm/min @Thickness 1.00 mm |
0.91 in/min @Thickness 0.0394 in |
SE/B; ISO 3795 (FMVSS 302) | ||
| De |
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| Part Marking Code | >PA66-(MD+GF)38< | ISO 11469 | |||
| Regional Availability | Asia Pacific | ||||
| North America | |||||
| South and Central America | |||||
| Resin Identification | PA66-(MD+GF)38 | ||||
| Special characteristics | Heat stabilised or stable to heat | ||||
聚酰胺俗称尼龙（Nylon），英文名称Polyamide（简称PA），是分子主链上含有重复酰胺基团—[NHCO]—的热塑性树脂总称。包括脂肪族PA，脂肪—芳香族PA和芳香族PA。其中，脂肪族PA品种多，产量大，应用广泛，其命名由合成单体具体的碳原子数而定。是美国著名化学家卡罗瑟斯和他的科研小组发明的。
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