DuPont Performance Polymers Delrin® 311DP BK402 Acetal Homopolymer (Unverified Data**)

Category	Polymer , Thermoplastic , Acetal (POM)
Manufacturer
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	DuPont Performance Polymers Delrin® 311DP BK402 Acetal Homopolymer (Unverified Data**).pdf
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Material Notes:

Delrin® 311DP BK402 is a medium high viscosity acetal homopolymer with improved thermal stability and modifications for more precise molding(reduced warpage, less shrinkage, fewer voids).Information provided by DuPont Performance Polymers

Physical Properties	Metric	English	Comments
Density	1.42 g/cc	0.0513 lb/in³	ISO 1183
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	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	74.0 MPa @Temperature 23.0 °C	10700 psi @Temperature 73.4 °F	ISO 527
Elongation at Break	25 % @Temperature 23.0 °C	25 % @Temperature 73.4 °F	nominal; ISO 527
	35 % @Temperature 23.0 °C	35 % @Temperature 73.4 °F	50mm/min; ISO 527
Elongation at Yield	15 % @Temperature 23.0 °C	15 % @Temperature 73.4 °F	ISO 527
Tensile Modulus	3.30 GPa @Temperature 23.0 °C	479 ksi @Temperature 73.4 °F	ISO 527
Charpy Impact, Notched	0.800 J/cm² @Temperature -30.0 °C	3.81 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eA
	0.800 J/cm² @Temperature 23.0 °C	3.81 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA

Thermal Properties	Metric	English	Comments
Melting Point	178 °C	352 °F	10°C/min; ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi)	103 °C	217 °F	ISO 75-1/-2
UL RTI, Electrical	50.0 °C @Thickness 0.750 mm	122 °F @Thickness 0.0295 in	UL 746B
	110 °C @Thickness 1.50 mm	230 °F @Thickness 0.0591 in	UL 746B
	110 °C @Thickness 3.00 mm	230 °F @Thickness 0.118 in	UL 746B
UL RTI, Mechanical with Impact	50.0 °C @Thickness 0.750 mm	122 °F @Thickness 0.0295 in	UL 746B
	85.0 °C @Thickness 1.50 mm	185 °F @Thickness 0.0591 in	UL 746B
	90.0 °C @Thickness 3.00 mm	194 °F @Thickness 0.118 in	UL 746B
UL RTI, Mechanical without Impact	50.0 °C @Thickness 0.750 mm	122 °F @Thickness 0.0295 in	UL 746B
	90.0 °C @Thickness 1.50 mm	194 °F @Thickness 0.0591 in	UL 746B
	95.0 °C @Thickness 3.00 mm	203 °F @Thickness 0.118 in	UL 746B
Flammability, UL94	HB @Thickness 0.750 mm	HB @Thickness 0.0295 in	IEC 60695-11-10
	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
	HB @Thickness 1.50 mm	HB @Thickness 0.0591 in	UL94
	HB @Thickness 3.00 mm	HB @Thickness 0.118 in	UL94
	HB @Thickness 0.750 mm	HB @Thickness 0.0295 in	UL94

Processing Properties	Metric	English	Comments
Melt Temperature	215 °C	419 °F	Optimum; Injection Molding
	210 - 220 °C	410 - 428 °F	Injection Molding
Mold Temperature	90.0 °C	194 °F	optimum; Injection Molding
	80.0 - 100 °C	176 - 212 °F	Injection Molding
Drying Temperature	80.0 °C	176 °F	Injection Molding
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour	Injection Molding
Moisture Content	<= 0.20 %	<= 0.20 %	Injection Molding

Descriptive Properties	Value	Comments
Appearance	Black Color
Drying Recommended	Not normally required unless moisture content of resin exceeds recommended level
Extrudable - Cast Film	Yes
Extrudable - Sheet	Yes
Extrudable - Tubing	Yes
Extrudable - Wire and Cable	Yes
Features	Creep Resistance, Good
	Dimensional Stability, Good
	Fatigue Resistant
	Homopolymer
	Impact Resistance, Good
	Stiffness, High
	Strength, High
	Viscosity, Medium-high
Forms	Pellets
Generic	Acetal (POM) Homopolymer
Material Status	Current
Part Marking Code	>POM<	ISO 11469
Polymer Family	POM
Polymer Type	POM Homopolymer
Processing Method	Injection Molding
Product Category	Unreinforced Resins
Region Available - Global	Yes
Resin Identification	POM	ISO 1043
RoHS Compliance	Contact Manufacturer
Ultrasonic Weldable	Yes
Uses	Automotive Interior Parts
	Fasteners
	Gears
	Parts, Engineering
	Tubing

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