Mitsubishi Iupital® ET-25 Copolymer Acetal

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Mitsubishi Iupital® ET-25 Copolymer Acetal
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Carbon Fiber Filled
Material Notes:	Electro conductive, carbon filled. Other quality improved 2. Iupital is a copolymer-type acetal resin produced with our proprietary manufacturing process. Used in a wide range of industries, Iupital is ideal for precision machinery, automobile, OA and electronics applications. Well-balanced mechanical properties and high fatigue resistance. Excellent anticreep properties. Excellent low friction and anti-wear properties. Wide range of operating temperatures. High oil and organic chemical resistance. Excellent thermal stability in molding. Information provided by Mitsubishi Engineering Plastics Corporation.
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Physical Properties	Metric	English	Comments

Density	1.41 g/cc	0.0509 lb/in³	ISO 1183
Moisture Absorption	0.220 % @Temperature 23.0 °C	0.220 % @Temperature 73.4 °F	60% RH
Linear Mold Shrinkage, Flow	0.016 cm/cm @Thickness 3.00 mm	0.016 in/in @Thickness 0.118 in

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	51.0 MPa	7400 psi	ISO-527-1,2
Elongation at Break	10 %	10 %	ISO 527-1,2
Elongation at Yield	5.0 %	5.0 %	ISO 527-1,2
Tensile Modulus	2.40 GPa	348 ksi	ISO 527-1,2
Flexural Strength	80.0 MPa	11600 psi	ISO 178
Flexural Modulus	2.40 GPa	348 ksi	ISO 178
Charpy Impact Unnotched	10.0 J/cm²	47.6 ft-lb/in²	ISO 179-1,2
Charpy Impact, Notched	0.500 J/cm²	2.38 ft-lb/in²	ISO 179-1,2

Electrical Properties	Metric	English	Comments
Volume Resistivity	30 ohm-cm	30 ohm-cm	IEC 60093
Surface Resistance	0.80 ohm	0.80 ohm	IEC 60093

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	100 µm/m-°C	55.6 µin/in-°F	ISO 11359-2
CTE, linear, Transverse to Flow	100 µm/m-°C	55.6 µin/in-°F	ISO 11359-2
Melting Point	160 °C	320 °F	ISO 11357-3
Deflection Temperature at 1.8 MPa (264 psi)	94.0 °C	201 °F	ISO 75-1,2
Flammability, UL94	HB @Thickness 0.800 mm	HB @Thickness 0.0315 in

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PMITSU9132 / 191805

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