物性表: | |||||
Physical Properties | Metric | English | Comments | ||
---|---|---|---|---|---|
Density | 1.07 g/cc | 0.0387 lb/in³ | ISO 1183 | ||
Mechanical Properties | Metric | English | Comments | ||
Tensile Strength, Yield | 50.0 MPa | 7250 psi | ISO 527 | ||
Elongation at Break | 45 % | 45 % | Nominal; ISO 527 | ||
Elongation at Yield | 5.0 % | 5.0 % | ISO 527 | ||
Tensile Modulus | 1.90 GPa | 276 ksi | ISO 527 | ||
Flexural Modulus | 1.80 GPa | 261 ksi | ISO 178 | ||
Izod Impact, Notched (ISO) | 23.0 kJ/m² @Temperature -40.0 °C |
10.9 ft-lb/in² @Temperature -40.0 °F |
ISO 180 | ||
80.0 kJ/m² @Temperature 23.0 °C |
38.1 ft-lb/in² @Temperature 73.4 °F |
ISO 180 | |||
Charpy Impact Unnotched | NB @Temperature -30.0 °C |
NB @Temperature -22.0 °F |
ISO 179 | ||
NB @Temperature 23.0 °C |
NB @Temperature 73.4 °F |
ISO 179 | |||
Charpy Impact, Notched | 2.80 J/cm² @Temperature -30.0 °C |
13.3 ft-lb/in² @Temperature -22.0 °F |
ISO 179 | ||
9.00 J/cm² @Temperature 23.0 °C |
42.8 ft-lb/in² @Temperature 73.4 °F |
ISO 179 | |||
Thermal Properties | Metric | English | Comments | ||
Melting Point | 260 °C | 500 °F | ISO 3146 | ||
Deflection Temperature at 1.8 MPa (264 psi) | 64.0 °C | 147 °F | ISO 75 | ||
Processing Properties | Metric | English | Comments | ||
Melt Temperature | 288 - 305 °C | 550 - 581 °F | |||
Mold Temperature | 60.0 - 100 °C | 140 - 212 °F | |||
Drying Temperature | 140 °C | 284 °F | |||
Dry Time | 2 - 4 hour | 2 - 4 hour | |||
Injection Pressure | 35.0 - 125 MPa | 5080 - 18100 psi | |||
Back Pressure | 0.000 - 0.350 MPa | 0.000 - 50.8 psi | |||
Screw Speed | 40 - 80 rpm | 40 - 80 rpm | |||
De |
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Color | BK 20560 | ||||
Commercial Status | North America |
PA66的收缩率在1%~2%之间,加入玻璃纤维添加剂可以将收缩率降低到0.2%~1% 。收缩率在流程方向和与流程方向相垂直方向上的相异是较大的。PA66对许多溶剂具有抗溶性,但对酸和其它一些氯化剂的抵抗力较弱。

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