DuPont Mobility and Materials Delrin® 577 BK000 POM-GF20

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DuPont Mobility and Materials Delrin® 577 BK000 POM-GF20
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, 20% Glass Fiber Reinforced
Material Notes:	20% Glass Filled Medium Viscosity Acetal Homopolymer Information provided by DuPont. This product line has remained with DuPont after the DuPont-Dow merger.
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Physical Properties	Metric	English	Comments

Density	1.56 g/cc	0.0564 lb/in³	ISO 1183
Linear Mold Shrinkage, Flow	0.017 cm/cm	0.017 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.011 cm/cm	0.011 in/in	ISO 294-4, 2577
Melt Flow	7.0 g/10 min @Load 2.16 kg, Temperature 190 °C	7.0 g/10 min @Load 4.76 lb, Temperature 374 °F	cm³/10min Volumetric; ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	52.0 MPa	7540 psi	ISO 527-1/-2
Elongation at Break	10 %	10 %	ISO 527-1/-2
Tensile Modulus	4.80 GPa	696 ksi	ISO 527-1/-2
Flexural Modulus	4.60 GPa	667 ksi	ISO 178
Poissons Ratio	0.36	0.36
Charpy Impact, Notched	0.300 J/cm² @Temperature -30.0 °C	1.43 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eA
	0.300 J/cm² @Temperature 23.0 °C	1.43 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	56.0 µm/m-°C	31.1 µin/in-°F	ISO 11359-1/-2
CTE, linear, Transverse to Flow	92.0 µm/m-°C	51.1 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)	164 °C	327 °F	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	118 °C	244 °F	ISO 75-1/-2
Flammability, UL94	HB @Thickness 1.50 mm	HB @Thickness 0.0591 in	IEC 60695-11-10
	HB @Thickness 3.00 mm	HB @Thickness 0.118 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	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
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 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
FMVSS Class	B		ISO 3795 (FMVSS 302)
Max. screw tangential speed (m/s)	0.3		Injection
Part Marking Code	>POM-GF20<		ISO 11469
Polymer	POM-GF20
Processing Hold Pressure Time (s/mm)	8		Injection
Resin Identification	POM-GF20		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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PDSX5138 / 197778

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