物性表: | |||||
Physical Properties | Metric | English | Comments | ||
---|---|---|---|---|---|
Density | 1.31 g/cc | 0.0473 lb/in³ | ISO 1183 | ||
Water Absorption | 6.6 - 7.2 % | 6.6 - 7.2 % | Saturation; ISO 62 | ||
Moisture Absorption at Equilibrium | 2.0 - 2.4 % | 2.0 - 2.4 % | 23°C; 50% RH; ISO 62 | ||
Melt Flow | 131 g/10 min @Load 5.00 kg, Temperature 275 °C |
131 g/10 min @Load 11.0 lb, Temperature 527 °F |
ISO 1133 | ||
Mechanical Properties | Metric | English | Comments | ||
Tensile Strength, Yield | 90.0 MPa | 13100 psi | 50 mm/min; ISO 527-1/-2 | ||
Elongation at Yield | 2.8 % | 2.8 % | 50 mm/min; ISO 527-1/-2 | ||
Modulus of Elasticity | 6.10 GPa | 885 ksi | ISO 527-1/-2 | ||
Flexural Modulus | 5.70 GPa | 827 ksi | ISO 178 | ||
Izod Impact, Notched (ISO) | 3.00 kJ/m² @Temperature -30.0 °C |
1.43 ft-lb/in² @Temperature -22.0 °F |
ISO 180/A | ||
3.50 kJ/m² @Temperature 23.0 °C |
1.67 ft-lb/in² @Temperature 73.4 °F |
ISO 180/A | |||
Charpy Impact Unnotched | 2.50 J/cm² @Temperature -30.0 °C |
11.9 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eU | ||
3.00 J/cm² @Temperature 23.0 °C |
14.3 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eU | |||
Charpy Impact, Notched | 0.300 J/cm² @Temperature -30.0 °C |
1.43 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA | ||
0.350 J/cm² @Temperature 23.0 °C |
1.67 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eA | |||
Electrical Properties | Metric | English | Comments | ||
Volume Resistivity | 1.00e+14 ohm-cm | 1.00e+14 ohm-cm | IEC 60093 | ||
Comparative Tracking Index | 525 V | 525 V | Test solution A; IEC 60112 | ||
Thermal Properties | Metric | English | Comments | ||
CTE, linear, Parallel to Flow | 50.0 - 55.0 µm/m-°C @Temperature 23.0 - 80.0 °C |
27.8 - 30.6 µin/in-°F @Temperature 73.4 - 176 °F |
DIN 11359-1/-2 | ||
CTE, linear, Transverse to Flow | 50.0 - 60.0 µm/m-°C @Temperature 23.0 - 80.0 °C |
27.8 - 33.3 µin/in-°F @Temperature 73.4 - 176 °F |
DIN 11359-1/-2 | ||
Melting Point | 220 °C | 428 °F | DIN 53765 | ||
Deflection Temperature at 0.46 MPa (66 psi) | 210 °C | 410 °F | ISO 75-1/-2 | ||
Deflection Temperature at 1.8 MPa (264 psi) | 165 °C | 329 °F | ISO 75-1/-2 | ||
Flammability, UL94 | V-2 @Thickness >=0.710 mm |
V-2 @Thickness >=0.0280 in |
|||
Processing Properties | Metric | English | Comments | ||
Melt Temperature | 250 - 275 °C | 482 - 527 °F | Injection-molding/Extrusion | ||
Mold Temperature | 80.0 - 90.0 °C | 176 - 194 °F | Injection-molding | ||
De |
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Commercial Status | Europe |
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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