DuPont Performance Polymers Crastin® S620F20 BK851 PBT (Unverified Data**)

Category	Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT)
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 Crastin® S620F20 BK851 PBT (Unverified Data**).pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Crastin® S620F20 BK851 is an unreinforced, nucleated, lubricated, medium viscosity, black polybutylene terephthalate resin for fast injection molding.Information provided by DuPont Performance Polymers

Physical Properties	Metric	English	Comments
Density	1.31 g/cc	0.0473 lb/in³	ISO 1183

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	59.0 MPa @Temperature 23.0 °C	8560 psi @Temperature 73.4 °F	ISO 527
Elongation at Break	30 % @Temperature 23.0 °C	30 % @Temperature 73.4 °F	nominal; ISO 527
	>= 50 % @Temperature 23.0 °C	>= 50 % @Temperature 73.4 °F	50mm/min; ISO 527
Elongation at Yield	8.0 % @Temperature 23.0 °C	8.0 % @Temperature 73.4 °F	ISO 527
Tensile Modulus	2.60 GPa @Temperature 23.0 °C	377 ksi @Temperature 73.4 °F	ISO 527
Flexural Strength	88.0 MPa @Temperature 23.0 °C	12800 psi @Temperature 73.4 °F	ISO 178
Izod Impact, Notched (ISO)	4.00 kJ/m² @Temperature 23.0 °C	1.90 ft-lb/in² @Temperature 73.4 °F	ISO 180/1A
Charpy Impact, Notched	0.400 J/cm² @Temperature 23.0 °C	1.90 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA

Thermal Properties	Metric	English	Comments
Melting Point	225 °C	437 °F	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	145 °C	293 °F	ISO 75-1/-2
	180 °C	356 °F	Annealed; ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	60.0 °C	140 °F	Annealed; ISO 75-1/-2
UL RTI, Electrical	130 °C @Thickness 3.00 mm	266 °F @Thickness 0.118 in	UL 746B
	130 °C @Thickness 6.00 mm	266 °F @Thickness 0.236 in	UL 746B
	130 °C @Thickness 0.750 mm	266 °F @Thickness 0.0295 in	UL 746B
	130 °C @Thickness 1.50 mm	266 °F @Thickness 0.0591 in	UL 746B
UL RTI, Mechanical with Impact	115 °C @Thickness 0.750 mm	239 °F @Thickness 0.0295 in	UL 746B
	115 °C @Thickness 1.50 mm	239 °F @Thickness 0.0591 in	UL 746B
	115 °C @Thickness 3.00 mm	239 °F @Thickness 0.118 in	UL 746B
	115 °C @Thickness 6.00 mm	239 °F @Thickness 0.236 in	UL 746B
UL RTI, Mechanical without Impact	120 °C @Thickness 1.50 mm	248 °F @Thickness 0.0591 in	UL 746B
	120 °C @Thickness 3.00 mm	248 °F @Thickness 0.118 in	UL 746B
	120 °C @Thickness 6.00 mm	248 °F @Thickness 0.236 in	UL 746B
	120 °C @Thickness 0.750 mm	248 °F @Thickness 0.0295 in	UL 746B
Flammability, UL94	HB @Thickness 6.00 mm	HB @Thickness 0.236 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	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 6.00 mm	HB @Thickness 0.236 in	UL94
Glow Wire Test	750 °C @Thickness 3.00 mm	1380 °F @Thickness 0.118 in	IEC 60695-2-12

Electrical Properties	Metric	English	Comments
Comparative Tracking Index	250 V @Temperature 23.0 °C	250 V @Temperature 73.4 °F	UL 746A
	600 V @Temperature 23.0 °C	600 V @Temperature 73.4 °F	IEC 60112

Processing Properties	Metric	English	Comments
Melt Temperature	250 °C	482 °F	Optimum
	240 - 260 °C	464 - 500 °F
Mold Temperature	80.0 °C	176 °F	optimum
	30.0 - 130 °C	86.0 - 266 °F
Drying Temperature	110 - 130 °C	230 - 266 °F
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour
Moisture Content	<= 0.040 %	<= 0.040 %

Descriptive Properties	Value	Comments
Additive	Lubricant
Appearance	Black Color
Drying Recommended	Yes
Features	Chemical Resistance, Good
	Dimensional Stability, Good
	Lubricated
	Moisture Absorption, Low
	Nucleated
	Processability, Good
	Viscosity, Medium
Forms	Pellets
Generic	PBT
Material Status	Current
Part Marking Code	>PBT<	ISO 11469
Processing Method	Injection Molding
Product Category	Unreinforced Resins
Region Available - Global	Yes
Resin Identification	PBT	ISO 1043
RoHS Compliance	Contact Manufacturer
Uses	Automotive Applications
	Industrial Applications
	Parts, Engineering
	Parts, Machine/Mechanical
	Parts, Thin-walled

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