Westlake Plastics Pomalux® CN-SS Acetal Copolymer (conductive)

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Westlake Plastics Pomalux® CN-SS Acetal Copolymer (conductive) (discontinued **)
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Steel Filled
Material Notes:	Stainless-steel-fiber-filled, non-sloughing, dimensionally stable material HDT @ 264 psi of 225F. This material has relatively high chemical resistance, is extremely strong and stiff, and is an excellent choice for situations where carbon-based conductive fillers are not acceptable. Easily machined with carbide-tipped tooling to tight tolerances. Information provided by Westlake Plastics.
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Physical Properties	Original Value	Comments

Density	1.50 g/cc	ASTM D792

Mechanical Properties	Original Value	Comments
Hardness, Shore D	86	ASTM D2240
Tensile Strength, Yield	8600 psi	ASTM D638
Flexural Strength	13000 psi	ASTM D790
Flexural Modulus	400000 psi	ASTM D790
Izod Impact, Notched	0.700 ft-lb/in	ASTM D256

Electrical Properties	Original Value	Comments
Volume Resistivity	100 - 1.00e+6 ohm-cm	Dry; ASTM D257
Surface Resistance	100 - 1.00e+6 ohm	Dry; ASTM D257

Thermal Properties	Original Value	Comments
CTE, linear	49.0 µin/in-°F @Temperature 20.0 °C	ASTM D696
Deflection Temperature at 1.8 MPa (264 psi)	225 °F	ASTM D648

**
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