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Master Bond adhesives

Wellman Wellamid® GS25-66 22L-N, 25% Glass Sphere Filled Nylon 66, Lubricated
Categories: Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 66 (PA66); Nylon 66, Glass Bead Filled
Material Notes: Typical Applications: Potentiometer liners, electrical coil forms, automotive window lift and power door lock switch bodies, gears, thick wall section moldings, emission control valves.

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.
 
Physical PropertiesMetricEnglishComments
Density 1.32 g/cc0.0477 lb/in³ISO 1183
Water Absorption 1.3 %1.3 %Approximate 24 hr.
Linear Mold Shrinkage 0.012 - 0.016 cm/cm0.012 - 0.016 in/inISO 294-4
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Ultimate 65.0 MPa9430 psiISO 527
Elongation at Break 2.0 %2.0 %ISO 527
Flexural Yield Strength 120 MPa17400 psiISO 178
Flexural Modulus 4.00 GPa580 ksiISO 178
Izod Impact, Notched 0.300 J/cm0.562 ft-lb/inISO 180
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 1.8 MPa (264 psi) 80.0 °C176 °FISO 75
Flammability, UL94 HB
@Thickness 1.57 mm		HB
@Thickness 0.0618 in		UL 94
 
Processing PropertiesMetricEnglishComments
Rear Barrel Temperature 282 - 304 °C540 - 580 °F
Middle Barrel Temperature 271 - 288 °C520 - 550 °F
Front Barrel Temperature 260 - 277 °C500 - 530 °F
Nozzle Temperature 260 - 288 °C500 - 550 °F
Melt Temperature 277 - 304 °C530 - 580 °F
Mold Temperature 71.1 - 93.3 °C160 - 200 °F
Drying Temperature 79.4 °C175 °FOpened bags and gaylord boxes
Dry Time 2 - 4 hour2 - 4 hourOpened 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 MPa5000 - 20000 psi
Back Pressure 0.345 MPa50.0 psi
Screw Speed 60 - 120 rpm60 - 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.

PWEL31 / 72311




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