Delrin Delrin® 500T NC010 POM-I

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Delrin Delrin® 500T NC010 POM-I
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)
Material Notes:	Toughened 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	1.38 g/cc	ISO 1183
Melt Density	1.18 g/cc @Temperature 205 °C
Water Absorption	0.30 % @Time 86400 sec	Immersion; Sim. to ISO 62
	0.82 % @Thickness 2.00 mm	Sim. to ISO 62
Moisture Absorption	0.210 % @Thickness 2.00 mm	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.015 cm/cm	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.016 cm/cm	ISO 294-4, 2577
Melt Flow	10 g/10 min @Load 2.16 kg, Temperature 190 °C	cm³/10min Volumetric; ISO 1133
	12 g/10 min @Load 2.16 kg, Temperature 190 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	79	ISO 2039-2
Hardness, Rockwell R	117	ISO 2039-2
Ball Indentation Hardness	155 MPa	H 961/30; ISO 2039-1
Tensile Strength, Yield	55.0 MPa	ISO 527-1/-2
Elongation at Break	35 %	Nominal; ISO 527-1/-2
Elongation at Yield	18 %	ISO 527-1/-2
Tensile Modulus	2300 MPa	ISO 527-1/-2
Flexural Strength	60.0 MPa @Strain 3.5 %	ISO 178
Flexural Modulus	2100 MPa	ISO 178
Poissons Ratio	0.39
Izod Impact, Notched (ISO)	9.00 kJ/m² @Temperature -40.0 °C	ISO 180/1A
	14.0 kJ/m² @Temperature 23.0 °C	ISO 180/1A
Charpy Impact Unnotched	330 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
	NB @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	8.50 kJ/m² @Temperature -30.0 °C	ISO 179/1eA
	13.0 kJ/m² @Temperature 23.0 °C	ISO 179/1eA
Tensile Creep Modulus, 1 hour	2300 MPa	1h; ISO 899-1
Tensile Creep Modulus, 1000 hours	1200 MPa	1000h; ISO 899-1

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+15 ohm-cm	IEC 62631-3-1
Surface Resistance	1.00e+15 ohm	IEC 62631-3-2
Dielectric Constant	3.6 @Frequency 1e+6 Hz	IEC 62631-2-1
	3.6 @Frequency 100 Hz	IEC 62631-2-1
Comparative Tracking Index	600 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	130 µm/m-°C	ISO 11359-1/-2
CTE, linear, Transverse to Flow	120 µm/m-°C	ISO 11359-1/-2
Melting Point	178 °C	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	145 °C	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	80.0 °C	ISO 75-1/-2
Vicat Softening Point	140 °C	50°C/h, 50N; ISO 306
	172 °C	50°C/h 10N; ISO 306
Flammability, UL94	HB @Thickness 0.750 mm	IEC 60695-11-10
	HB @Thickness 1.50 mm	IEC 60695-11-10
Flame Spread	45.0 mm/min @Thickness 1.00 mm	ISO 3795 (FMVSS 302)

Processing Properties	Original Value	Comments
Melt Temperature	205 °C	Optimum, Injection
	200 - 210 °C	Range, Injection
Mold Temperature	50.0 °C	Optimum, Injection
	40.0 - 60.0 °C	Injection
Drying Temperature	80.0 °C	Injection
Dry Time	4.00 - 8.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.050 %	Injection
Hold Pressure	60.0 - 80.0 MPa	Injection
	80.0 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 (mg)	0.2	G-value (condensate); ISO 6452
Max. screw tangential speed (m/s)	0.3	Injection
Part Marking Code	>POM-I<	ISO 11469
Polymer	POM-I
Processing Hold Pressure Time (s/mm)	7.5	Injection
Resin Identification	POM-I	ISO 1043

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PDSX5124 / 197764

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