Delrin Delrin® 511DP BK402 POM

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Delrin Delrin® 511DP BK402 POM
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)
Material Notes:	Nucleated Medium Viscosity Acetal Homopolymer Information provided by DuPont; Delrin was sold by DuPont in 2023.
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Physical Properties	Original Value	Comments

Density	1.42 g/cc	ISO 1183
Water Absorption	0.90 % @Thickness 2.00 mm	Sim. to ISO 62
Moisture Absorption	0.300 % @Thickness 2.00 mm	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.019 cm/cm	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.018 cm/cm	ISO 294-4, 2577
Melt Flow	13 g/10 min @Load 2.16 kg, Temperature 190 °C	cm³/10min Volumetric; ISO 1133
	14 g/10 min @Load 2.16 kg, Temperature 190 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	74.0 MPa	ISO 527-1/-2
Elongation at Break	20 %	Nominal; ISO 527-1/-2
Elongation at Yield	12 %	ISO 527-1/-2
Tensile Modulus	3400 MPa	ISO 527-1/-2
Flexural Strength	85.0 MPa @Strain 3.5 %	ISO 178
Flexural Modulus	3200 MPa	ISO 178
Poissons Ratio	0.37
Charpy Impact Unnotched	160 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
	160 kJ/m² @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	6.00 kJ/m² @Temperature -30.0 °C	ISO 179/1eA
	6.50 kJ/m² @Temperature 23.0 °C	ISO 179/1eA

Thermal Properties	Original Value	Comments
Melting Point	178 °C	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	163 °C	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	105 °C	ISO 75-1/-2
Flammability, UL94	HB @Thickness 0.800 mm	IEC 60695-11-10
	HB @Thickness 1.50 mm	IEC 60695-11-10
Flame Spread	<= 80.0 mm/min @Thickness 1.00 mm	ISO 3795 (FMVSS 302)

Processing Properties	Original Value	Comments
Melt Temperature	200 °C	Optimum, Extrusion
	195 - 205 °C	Range, Extrusion
	210 - 220 °C	Range, Injection
	215 °C	Optimum, Injection
Mold Temperature	90.0 °C	Optimum, Injection
	80.0 - 100 °C	Injection
Drying Temperature	80.0 °C	Injection
	75.0 - 85.0 °C	Extrusion
Dry Time	2.00 - 4.00 hour	Extrusion, Dehumidified Dryer
	2.00 - 4.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.20 %	Extrusion
	<= 0.20 %	Injection
Hold Pressure	80.0 - 100 MPa	Injection
	100 MPa	Injection
Annealing Temperature	160 °C	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 (%)	97	F-value (refraction); ISO 6452
Fogging (mg)	0.1	G-value (condensate); ISO 6452
Part Marking Code	>POM<	ISO 11469
Polymer	POM
Processing Hold Pressure Time (s/mm)	7.5	Injection
Resin Identification	POM	ISO 1043

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PDSX5128 / 197768

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