Delrin Delrin® 311DP NC010 POM

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Delrin Delrin® 311DP NC010 POM
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)
Material Notes:	Nucleated Medium-high Viscosity Acetal Homopolymer Information provided by DuPont; Delrin was sold by DuPont in 2023.
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Physical Properties	Metric	English	Comments

Density	1.42 g/cc	0.0513 lb/in³	ISO 1183
Water Absorption	0.90 % @Thickness 2.00 mm	0.90 % @Thickness 0.0787 in	Sim. to ISO 62
Moisture Absorption	0.200 % @Thickness 2.00 mm	0.200 % @Thickness 0.0787 in	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.019 cm/cm	0.019 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.018 cm/cm	0.018 in/in	ISO 294-4, 2577
Melt Flow	6.0 g/10 min @Load 2.16 kg, Temperature 190 °C	6.0 g/10 min @Load 4.76 lb, Temperature 374 °F	cm³/10min Volumetric; ISO 1133
	7.0 g/10 min @Load 2.16 kg, Temperature 190 °C	7.0 g/10 min @Load 4.76 lb, Temperature 374 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	98	98	ISO 2039-2
Hardness, Rockwell R	122	122	ISO 2039-2
Ball Indentation Hardness	175 MPa	25400 psi	H 961/30; ISO 2039-1
Tensile Strength, Yield	74.0 MPa	10700 psi	ISO 527-1/-2
Elongation at Break	35 %	35 %	Nominal; ISO 527-1/-2
Elongation at Yield	15 %	15 %	ISO 527-1/-2
Tensile Modulus	3.30 GPa	479 ksi	ISO 527-1/-2
Flexural Strength	86.0 MPa @Strain 3.5 %	12500 psi @Strain 3.5 %	ISO 178
Flexural Modulus	3.10 GPa	450 ksi	ISO 178
Poissons Ratio	0.37	0.37
Izod Impact, Notched (ISO)	8.00 kJ/m² @Temperature -40.0 °C	3.81 ft-lb/in² @Temperature -40.0 °F	ISO 180/1A
	10.0 kJ/m² @Temperature 23.0 °C	4.76 ft-lb/in² @Temperature 73.4 °F	ISO 180/1A
Charpy Impact Unnotched	25.0 J/cm² @Temperature -30.0 °C	119 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eU
	30.0 J/cm² @Temperature 23.0 °C	143 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eU
Charpy Impact, Notched	0.800 J/cm² @Temperature -30.0 °C	3.81 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eA
	0.900 J/cm² @Temperature 23.0 °C	4.28 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA
Tensile Creep Modulus, 1 hour	2400 MPa	348000 psi	1h; ISO 899-1
Tensile Creep Modulus, 1000 hours	1200 MPa	174000 psi	1000h; ISO 899-1

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+15 ohm-cm	1.00e+15 ohm-cm	IEC 62631-3-1
Surface Resistance	>= 1.00e+15 ohm	>= 1.00e+15 ohm	IEC 62631-3-2
Dielectric Constant	3.8 @Frequency 1e+6 Hz	3.8 @Frequency 1e+6 Hz	IEC 62631-2-1
	3.8 @Frequency 100 Hz	3.8 @Frequency 100 Hz	IEC 62631-2-1

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	110 µm/m-°C	61.1 µin/in-°F	ISO 11359-1/-2
CTE, linear, Transverse to Flow	110 µm/m-°C	61.1 µin/in-°F	ISO 11359-1/-2
Melting Point	178 °C	352 °F	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	165 °C	329 °F	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	103 °C	217 °F	ISO 75-1/-2
Vicat Softening Point	160 °C	320 °F	50°C/h, 50N; ISO 306
Flammability, UL94	HB @Thickness 0.800 mm	HB @Thickness 0.0315 in	IEC 60695-11-10
	HB @Thickness 1.50 mm	HB @Thickness 0.0591 in	IEC 60695-11-10
Flame Spread	<= 80.0 mm/min @Thickness 1.00 mm	<= 3.15 in/min @Thickness 0.0394 in	ISO 3795 (FMVSS 302)

Processing Properties	Metric	English	Comments
Melt Temperature	195 - 205 °C	383 - 401 °F	Range, Extrusion
	200 °C	392 °F	Optimum, Extrusion
	215 °C	419 °F	Optimum, Injection
	210 - 220 °C	410 - 428 °F	Range, Injection
Mold Temperature	90.0 °C	194 °F	Optimum, Injection
	80.0 - 100 °C	176 - 212 °F	Injection
Drying Temperature	80.0 °C	176 °F	Injection
	75.0 - 85.0 °C	167 - 185 °F	Extrusion
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour	Extrusion, Dehumidified Dryer
	2.00 - 4.00 hour	2.00 - 4.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.20 %	<= 0.20 %	Extrusion
	<= 0.20 %	<= 0.20 %	Injection
Hold Pressure	80.0 - 100 MPa	11600 - 14500 psi	Injection
	100 MPa	14500 psi	Injection
Annealing Temperature	160 °C	320 °F	Optional; 2 mm/min; Injection

Descriptive Properties
Additives	Release agent
Annealing time (min/mm)	30		Optional, Injection
Drying Recommended	yes		Injection
Emissions (mg/kg)	<8		VDA 275
FMVSS Class	B		ISO 3795 (FMVSS 302)
Fogging (mg)	0.4		G-value (condensate); ISO 6452
Max. screw tangential speed (m/s)	0.2		Injection
Part Marking Code	>POM<		ISO 11469
Polymer	POM
Processing Hold Pressure Time (s/mm)	7.5		Injection
Resin Identification	POM		ISO 1043

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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