DuPont Mobility and Materials Delrin® 142CM ® NC010 High Viscosity Acetal for 2 Component Molding

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DuPont Mobility and Materials Delrin® 142CM ® NC010 High Viscosity Acetal for 2 Component Molding (discontinued **)
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes:	Delrin® 142CM is an unreinforced, high viscosity acetal resin for 2 component injection molding. It is optimized fro adhesion with Ponaflex® Thermoplastic Elastomer. Information provided by DuPont Information provided by DuPont; The Delrin product line was sold by DuPont in 2023 but this specific grade was discontinued prior to the sale
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Physical Properties	Original Value	Comments

Density	1.42 g/cc	ISO 1183
Linear Mold Shrinkage, Flow	0.021 cm/cm	ISO 294-4
Linear Mold Shrinkage, Transverse	0.019 cm/cm	ISO 294-4
Melt Flow	2.3 g/10 min	190°C, 2.16 kg; ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	120	ISO 2039/2
Tensile Strength, Yield	71.0 MPa	ISO 527-1/-2
Elongation at Break	45 %	Nominal; ISO 527-1/-2
Elongation at Yield	25 %	ISO 527-1/-2
Tensile Modulus	2.90 GPa	ISO 527-1/-2
Flexural Modulus	2.70 GPa	ISO 178
Izod Impact, Notched (ISO)	11.0 kJ/m²	ISO 180/1A
Charpy Impact, Notched	1.40 J/cm²	ISO 179/1eA
	1.10 J/cm² @Temperature -30.0 °C	ISO 179/1eA

Thermal Properties	Original Value	Comments
Melting Point	178 °C	10°C/min; ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi)	95.0 °C	ISO 75-1/-2

Processing Properties	Original Value	Comments
Melt Temperature	210 - 220 °C
	215 °C	Optimum
Mold Temperature	80.0 - 100 °C
Moisture Content	<= 0.20 %
Hold Pressure	90.0 - 110 MPa

**
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