BASF Ultramid® A4H PA66 (Dry)

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BASF Ultramid® A4H PA66 (Dry)
Categories:	Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 66 (PA66); Nylon 66, Unreinforced
Material Notes:	Description: Highly heat aging resistant, medium-viscosity injection-molding grade for highly stressed parts such as bearing cages, gearwheels, spool bodies and chain drive tensioners. Information provided by BASF
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Physical Properties	Metric	English	Comments

Bulk Density	0.500 - 0.800 g/cc	0.0181 - 0.0289 lb/in³
Density	1.13 g/cc	0.0408 lb/in³	ISO 1183
Moisture Absorption at Equilibrium	2.5 - 3.1 %	2.5 - 3.1 %	23°C; 50% RH; ISO 62
Water Absorption at Saturation	8.0 - 9.0 %	8.0 - 9.0 %	ISO 62
Viscosity Measurement	190	190	ISO 307
Linear Mold Shrinkage	0.0090 cm/cm	0.0090 in/in	restricted
Melt Flow	45.2 g/10 min @Load 5.00 kg, Temperature 275 °C	45.2 g/10 min @Load 11.0 lb, Temperature 527 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	85.0 MPa	12300 psi	50 mm/min; ISO 527-1/-2
Elongation at Break	25 %	25 %	Nominal, 50mm/min; ISO 527-1/-2
Elongation at Yield	4.2 %	4.2 %	50 mm/min; ISO 527-1/-2
Modulus of Elasticity	3.10 GPa	450 ksi	ISO 527-1/-2
Flexural Modulus	3.00 GPa	435 ksi	ISO 178
Izod Impact, Notched (ISO)	5.50 kJ/m² @Temperature 23.0 °C	2.62 ft-lb/in² @Temperature 73.4 °F	ISO 180/A
	7.00 kJ/m² @Temperature -30.0 °C	3.33 ft-lb/in² @Temperature -22.0 °F	ISO 180/A
Charpy Impact Unnotched	NB	NB	ISO 179/1eU
Charpy Impact, Notched	0.500 J/cm² @Temperature -30.0 °C	2.38 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eA
	0.570 J/cm² @Temperature 23.0 °C	2.71 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA
Tensile Creep Modulus, 1000 hours	700 MPa @Strain <=0.5 %	102000 psi @Strain <=0.5 %	ISO 899-1

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+13 ohm-cm	1.00e+13 ohm-cm	IEC 60093
Dielectric Constant	3.5 @Frequency 1e+6 Hz	3.5 @Frequency 1e+6 Hz	IEC 60250
Dissipation Factor	0.025 @Frequency 1e+6 Hz	0.025 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	600 V	600 V	Test solution A; IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	70.0 - 100 µm/m-°C @Temperature 23.0 - 80.0 °C	38.9 - 55.6 µin/in-°F @Temperature 73.4 - 176 °F	DIN 11359-1/-2
Specific Heat Capacity	1.70 J/g-°C	0.406 BTU/lb-°F
Thermal Conductivity	0.330 W/m-K	2.29 BTU-in/hr-ft²-°F	DIN 52612
Melting Point	260 °C	500 °F	DIN 53765
Maximum Service Temperature, Air	118 °C	244 °F	for 50% loss of tensile strength after 20000hr
	138 °C	280 °F	for 50% loss of tensile strength after 5000hr
	200 °C	392 °F
Deflection Temperature at 0.46 MPa (66 psi)	220 °C	428 °F	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	75.0 °C	167 °F	ISO 75-1/-2
Decomposition Temperature	>= 310 °C	>= 590 °F
Flammability, UL94	V-2 @Thickness 1.60 mm	V-2 @Thickness 0.0630 in
Ignition Temperature	>= 400 °C	>= 752 °F	ASTM D1929

Processing Properties	Metric	English	Comments
Processing Temperature	80.0 °C	176 °F	Hopper Throat
Zone 1	290 °C	554 °F	Feed zone
Zone 2	290 °C	554 °F	Compression
Zone 3	290 °C	554 °F	Metering-zone
Zone 4	290 °C	554 °F	Nozzle
Melt Temperature	290 °C	554 °F	Optimal
	290 - 300 °C	554 - 572 °F	Injection-molding/Extrusion
Mold Temperature	40.0 - 80.0 °C	104 - 176 °F	Injection-molding
	60.0 °C	140 °F	Optimal
Drying Temperature	80.0 °C	176 °F
Dry Time	4 hour	4 hour
Moisture Content	0.030 - 0.060 %	0.030 - 0.060 %	Optimal
	<= 0.15 %	<= 0.15 %

Descriptive Properties
Commercial Status	Europe
Peripheral Screw Speed	< 0.3 m/s

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PBASG0226 / 131859

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