About |
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Unreinforced High Viscosity Polyamide 66 Developed for Food Contact Applications&& |
Product Description | |
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Supplier | DuPont |
Generic | PA66 |
Material Status | Commercial: Active |
Features | High Viscosity,Food contact compliance |
Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
Process Methods | Extrusion |
Technical Data | |||
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MECHANICAL | Nominal value | Unit | Test method |
Tensile modulus | 3000 | MPa | |
tensile strength | |||
yield | 84.0 | MPa | |
Tensile strain | |||
yield | 4.4 | % | |
Nominal tensile fracture strain | > 50 | % |
IMPACT | Nominal value | Unit | Test method |
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Charpy Notched Impact Strength | |||
-30℃ | 6.0 | kJ/m² | |
23℃ | 7.0 | kJ/m² | |
Charpy Unnotch Impact strength | |||
23℃ | 无断裂 |
THERMAL | Nominal value | Unit | Test method |
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Hot deformation temperature | |||
0.45 MPa, unannealed | 205 | ℃ | |
1.8 MPa, unannealed | 74.0 | ℃ | |
Melting temperature | 263 | ℃ | |
Linear coefficient of thermal expansion | |||
MD | 1.0E-4 | 1/℃ | |
TD | 1.0E-4 | 1/℃ |
Electrical performance | Nominal value | Unit | Test method |
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Volume resistivity | 1.0E+13 | ohms·cm | |
Relative permittivity | |||
100 Hz | 3.90 |
FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
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Burning rate | |||
1 mm | < 100 | mm/min | |
FMVSS flame retardant rating | B |
PHYSICAL | Nominal value | Unit | Test method |
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Density | 1.14 | g/cm³ | |
Shrinkage rate | |||
MD | 1.6 | % | |
Water absorption rate | |||
Saturation, 23 ℃, 2.00 mm | 8.5 | % | |
Equilibrium, 23 ℃, 50% RH, 2.00 mm | 2.7 | % | |
Viscosity number | |||
96% H2SO4 | 360 | cm³/g | |
Ejection temperature | 190 | ℃ |
Process Conditions | |||
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injection | Nominal value | Unit | Test method |
Drying temperature | 80 | °C | |
Drying time – hot air dryer | 2.0 to 4.0 | hr | |
Recommended maximum moisture content | 0.20 | % | |
Processing (melt) temperature | 280 to 300 | °C | |
Melt Temperature, Optimum | 290 | °C | |
Mold temperature | 50 to 90 | °C | |
Mold Temperature, Optimum | 70 | °C | |
Hold pressure | 50.0 to 100 | MPa | |
Drying Recommended | yes | ||
Hold Pressure Time | 4.00 | s/mm | |
Maximum Screw Tangential Speed | 24 | m/min |
Notes |
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1. Typical properties: these are not to be construed as specifications. |
2. 10°C/min |
3. FMVSS 302 |
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