Wellman Wellamid® 22L-N Unfilled Nylon 66, Lubricated

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Wellman Wellamid® 22L-N Unfilled Nylon 66, Lubricated
Categories:	Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 66 (PA66); Nylon 66, Unreinforced
Material Notes:	Typical Applications: Automotive components, gears, switches, bearings, pulleys, fasteners, electrical coil forms, chain-saw hand guards, cable ties, furniture hardware, small appliance housings, aerosol spray heads. Data provided by the manufacturer, Wellman Inc.
Key Words:	Polyamide 66
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Density	1.14 g/cc	0.0412 lb/in³	ISO 1183
Water Absorption	1.4 %	1.4 %	Approximate 24 hr.
Linear Mold Shrinkage	0.017 - 0.021 cm/cm	0.017 - 0.021 in/in	ISO 294-4

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	80.0 MPa	11600 psi	ISO 527
Elongation at Break	50 %	50 %	ISO 527
Flexural Yield Strength	110 MPa	16000 psi	ISO 178
Flexural Modulus	2.90 GPa	421 ksi	ISO 178
Izod Impact, Notched	0.500 J/cm	0.937 ft-lb/in	ISO 180

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	68.0 °C	154 °F	ISO 75
Flammability, UL94	V-2 @Thickness 0.790 mm	V-2 @Thickness 0.0311 in

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	277 - 293 °C	530 - 560 °F
Middle Barrel Temperature	271 - 288 °C	520 - 550 °F
Front Barrel Temperature	266 - 282 °C	510 - 540 °F
Nozzle Temperature	266 - 293 °C	510 - 560 °F
Melt Temperature	271 - 304 °C	520 - 580 °F
Mold Temperature	71.1 - 93.3 °C	160 - 200 °F
Drying Temperature	79.4 °C	175 °F	Opened bags and gaylord boxes
Dry Time	2 - 4 hour	2 - 4 hour	Opened bags and gaylord boxes
Moisture Content	0.050 - 0.20 %	0.050 - 0.20 %	During molding to prevent hydrolytic degradation
	<= 0.20 %	<= 0.20 %	In shipping bags, ready to mold
Injection Pressure	34.5 - 138 MPa	5000 - 20000 psi
Back Pressure	0.345 MPa	50.0 psi
Screw Speed	30 - 120 rpm	30 - 120 rpm

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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PWEL00 / 72280

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