Mitsubishi Chemical Advanced Materials Ertacetal® C ELS POM-C Polyoxymethylene

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Mitsubishi Chemical Advanced Materials Ertacetal® C ELS POM-C Polyoxymethylene
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes:	Ertacetal® C ELS Polyoxymethylene POM-C shapes exhibit excellent electrical conductivity qualities, low moisture absorption, high strength and stiffness, and great machinability capabilities. This grade in particular is recommended for use in electrical and explosion sensitive applications.
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Physical Properties	Original Value	Comments

Specific Gravity	1.41 g/cc	ISO 1183-1
Water Absorption at Saturation	0.80 %	ASTM D570

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	45	ISO 2039-2
Tensile Strength	30.0 MPa	ISO 527-1/-2
Elongation at Break	8.0 %	ISO 527-1/-2
Modulus of Elasticity	1.50 GPa	ISO 527-1/-2
Compressive Strength	14.0 MPa @Strain 1 %	ISO 604
	37.0 MPa @Strain 5.0 %	ISO 604
Charpy Impact Unnotched	89.0 kJ/m²	ISO 179-1/1eU
Charpy Impact, Notched	5.00 kJ/m²	ISO 179-1/1eA

Thermal Properties	Original Value	Comments
CTE, linear	110 µm/m-°C @Temperature 23.0 - 60.0 °C
	125 µm/m-°C @Temperature 23.0 - 100 °C
Melting Point	173 °C	10°C / min; ISO 11357-1/-3
Maximum Service Temperature, Air	100 °C	20,000 hours
Deflection Temperature at 1.8 MPa (264 psi)	105 °C	ISO 75-1/-2
Flammability, UL94	HB @Thickness 3.00 mm

Descriptive Properties
Color	Black

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P1SM914 / 291071

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