BASF Ultramid® A 218 Black 21N Nylon 66, Heat Stabilized, Dry

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BASF Ultramid® A 218 Black 21N Nylon 66, Heat Stabilized, Dry
Categories:	Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 66 (PA66); Nylon 66, Heat Stabilized
Material Notes:	Product Description: Ultramid® A 218 Black 21N is an unreinforced polyamide 66, standard viscosity, heat stabilized for injection molding. This grade offers all the primary properties of unreinforced polyamide 66. In addition, it has improved resistance to high temperature, and can be used for components which will withstand long-term temperature stresses. Availability: Africa & Middle East; Asia Pacific; North America Additive: Heat Stabilizer Features: Good Mold Release; Heat Stabilized - Inorganic Use: Consumer Applications; General Purpose; Industrial Applications Agency Ratings: EC 1907/2006 (REACH) RoSH Compliance: RoSH Compliant Appearance: Black; Natural Color Forms: Pellets Processing Method: Injection Molding Resin ID (ISO 1043): PA66 Information provided by BASF Corporation
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Physical Properties	Metric	English	Comments

Density	1.14 g/cc	0.0412 lb/in³	ISO 1183
Water Absorption	2.9 %	2.9 %	Equilibrium, 50% RH; ISO 62
	1.3 % @Time 86400 sec	1.3 % @Time 24.0 hour	ISO 62
Maximum Moisture Content	0.20	0.20
Linear Mold Shrinkage, Flow	0.015 cm/cm	0.015 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.016 cm/cm	0.016 in/in	ISO 294-4

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	55.0 MPa	7980 psi	ISO 527-2
Tensile Strength, Yield	84.8 MPa	12300 psi	ASTM D638
	90.3 MPa	13100 psi	ISO 527-2
Elongation at Break	>= 20 %	>= 20 %	ISO 527-2
Elongation at Yield	4.0 %	4.0 %	ISO 527-2
	85 %	85 %	ASTM D638
Tensile Modulus	3.30 GPa	479 ksi	ISO 527-1
Flexural Strength	120 MPa	17400 psi	ISO 178
	125 MPa	18100 psi	ASTM D790
Flexural Modulus	3.00 GPa	435 ksi	ISO 178
	3.30 GPa	479 ksi	ASTM D790
Izod Impact, Notched	0.801 J/cm	1.50 ft-lb/in	ASTM D256
Izod Impact, Notched (ISO)	3.99 kJ/m²	1.90 ft-lb/in²	ISO 180/A
Izod Impact, Unnotched (ISO)	NB	NB	ISO 180
Charpy Impact Unnotched	NB	NB	ISO 179/1eU
Charpy Impact, Notched	0.441 J/cm²	2.10 ft-lb/in²	ISO 179/1eA

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+15 ohm-cm	1.00e+15 ohm-cm	IEC 62631-3-1
Dielectric Constant	2.9 @Frequency 1e+6 Hz	2.9 @Frequency 1e+6 Hz	IEC 62631-2-1
Dielectric Strength	22.0 kV/mm @Thickness 2.00 mm	560 kV/in @Thickness 0.0787 in	IEC 60243-1
	35.0 kV/mm @Thickness 0.800 mm	890 kV/in @Thickness 0.0315 in	IEC 60243-1
Dissipation Factor	0.032 @Frequency 1e+6 Hz	0.032 @Frequency 1e+6 Hz	IEC 62631-2-1
Comparative Tracking Index	350 V	350 V	Solution B; IEC 60112
	600 V	600 V	Solution A; IEC 60112

Thermal Properties	Metric	English	Comments
Melting Point	263 °C	505 °F	ISO 11357-3
Deflection Temperature at 0.46 MPa (66 psi)	200 °C	392 °F	Unannealed; ISO 75-2/B
	220 °C	428 °F	Unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	82.2 °C	180 °F	Unannealed; ISO 75-2/A
Flammability, UL94	V-2 @Thickness 1.52 mm	V-2 @Thickness 0.0600 in	IEC 60695-11-10,-20
	V-2 @Thickness 3.30 mm	V-2 @Thickness 0.130 in	IEC 60695-11-10,-20
Glow Wire Flammability Index	649 °C @Thickness 1.52 mm	1200 °F @Thickness 0.0600 in	IEC 60695-2-12

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	265 - 275 °C	509 - 527 °F
Middle Barrel Temperature	270 - 280 °C	518 - 536 °F
Front Barrel Temperature	280 - 285 °C	536 - 545 °F
Mold Temperature	60.0 - 80.0 °C	140 - 176 °F
Drying Temperature	80.0 °C	176 °F

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.

PBASG2110 / 310803

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