| 物性表： | |||||
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.45 g/cc | 0.0524 lb/in³ | DAM; ISO 1183 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength at Break | 59.0 MPa | 8560 psi | 50%RH; ISO 527-1/-2 | ||
| 87.0 MPa | 12600 psi | DAM; ISO 527-1/-2 | |||
| Elongation at Break | 8.0 % | 8.0 % | DAM; ISO 527-1/-2 | ||
| 20 % | 20 % | 50%RH; ISO 527-1/-2 | |||
| Tensile Modulus | 2.50 GPa | 363 ksi | 50%RH; ISO 527-1/-2 | ||
| 5.80 GPa | 841 ksi | DAM; ISO 527-1/-2 | |||
| Shear Modulus | 0.283 GPa @Temperature 150 °C |
41.0 ksi @Temperature 302 °F |
DAM; Dynamic; ISO 11403-1 -2 | ||
| 0.354 GPa @Temperature 110 °C |
51.3 ksi @Temperature 230 °F |
DAM; Dynamic; ISO 11403-1 -2 | |||
| 0.657 GPa @Temperature 60.0 °C |
95.3 ksi @Temperature 140 °F |
DAM; Dynamic; ISO 11403-1 -2 | |||
| 1.915 GPa @Temperature 10.0 °C |
277.8 ksi @Temperature 50.0 °F |
DAM; Dynamic; ISO 11403-1 -2 | |||
| 2.096 GPa @Temperature -20.0 °C |
304.0 ksi @Temperature -4.00 °F |
DAM; Dynamic; ISO 11403-1 -2 | |||
| 2.266 GPa @Temperature -50.0 °C |
328.7 ksi @Temperature -58.0 °F |
DAM; Dynamic; ISO 11403-1 -2 | |||
| Izod Impact, Notched (ISO) | 5.00 kJ/m² | 2.38 ft-lb/in² | DAM; ISO 180/1A | ||
| 8.00 kJ/m² | 3.81 ft-lb/in² | 50%RH; ISO 180/1A | |||
| Charpy Impact Unnotched | 11.5 J/cm² | 54.7 ft-lb/in² | DAM; ISO 179/1eU | ||
| NB | NB | 50%RH; ISO 179/1eU | |||
| Charpy Impact, Notched | 0.550 J/cm² | 2.62 ft-lb/in² | DAM; ISO 179/1eA | ||
| 0.800 J/cm² | 3.81 ft-lb/in² | 50%RH; ISO 179/1eA | |||
| Thermal Properties | Metric | English | Comments | ||
| Melting Point | 256 °C | 493 °F | DAM; 10°C/min; ISO 11357-1/-3 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 95.0 °C | 203 °F | DAM; ISO 75-1/-2 | ||
| Flammability, UL94 | HB @Thickness 1.50 mm |
HB @Thickness 0.0591 in |
DAM; IEC 60695-11-10 | ||
| HB @Thickness 0.800 mm |
HB @Thickness 0.0315 in |
DAM; IEC 60695-11-10 | |||
| De |
|||||
| Part Marking Code | >PA66-IMD40< | ISO 11469 | |||
| Regional Availability | Europe | ||||
| Near East/Africa | |||||
| Resin Identification | PA66-IMD40 | ||||
| Special characteristics | Heat stabilised or stable to heat | ||||
| UL recognition | UL | DAM |
|||
特性
1、具有优良的耐磨性、自润滑性，机械强度较高。但吸水性较大，因而尺寸稳定性较差
2、PA66在较高温度也能保持较强的强度和刚度。PA66在成型后仍然具有吸湿性，其程度主要取决于材料的组成、壁厚以及环境条件。
3、在产品设计时，一定要考虑吸湿性对几何稳定性的影响。为了提高PA66的机械特性，经常加入各种各样的改性剂。玻璃就是最常见的添加剂，有时为了提高抗冲击性还加入合成橡胶，如EPDM和SBR等。PA66的粘性较低，因此流动性很好（但不如PA6）。这个性质可以用来加工很薄的元件。它的粘度对温度变化很敏感。
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