Wellman Wellamid® MR410 22H-N 40% Mineral Reinforced Nylon 66, Heat Stabilized

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Wellman Wellamid® MR410 22H-N 40% Mineral Reinforced Nylon 66, Heat Stabilized (discontinued **)
Categories:	Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 66 (PA66); Nylon 66, 40% Mineral Filled
Material Notes:	Typical Applications: Lawn and garden equipment, automotive trim, bezels, wheel covers, window frames, gas tank filler housings, brackets, metalized lighting reflectors for automotive, automotive cooling fans & shrouds, automotive door handles, brackets, automotive mirror shells, painted parts, components for small gas engines, sporting goods, auto luggage rack components. Data provided by the manufacturer, Wellman Inc.
Key Words:	Polyamide 66
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Physical Properties	Original Value	Comments

Density	1.48 g/cc	ISO 1183
Water Absorption	0.70 %	Approximate 24 hr.
Linear Mold Shrinkage	0.0060 - 0.010 cm/cm	ISO 294-4

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	85.0 MPa	ISO 527
Elongation at Break	4.0 %	ISO 527
Flexural Yield Strength	140 MPa	ISO 178
Flexural Modulus	7.10 GPa	ISO 178
Izod Impact, Notched	0.300 J/cm	ISO 180

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	160 °C	ISO 75
Flammability, UL94	HB @Thickness 0.790 mm

Processing Properties	Original Value	Comments
Rear Barrel Temperature	540 - 580 °F
Middle Barrel Temperature	530 - 570 °F
Front Barrel Temperature	520 - 560 °F
Nozzle Temperature	540 - 560 °F
Melt Temperature	550 - 590 °F
Mold Temperature	160 - 200 °F
Drying Temperature	175 °F	Opened bags and gaylord boxes
Dry Time	2 - 4 hour	Opened bags and gaylord boxes
Moisture Content	<= 0.20 %	In shipping bags, ready to mold
Injection Pressure	5000 - 20000 psi
Back Pressure	50.0 psi
Screw Speed	30 - 120 rpm

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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PWEL39 / 72319

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