DuPont Performance Polymers Crastin® SK642FR BK851 PBT (Unverified Data**)

Category	Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), 20% Glass Fiber Filled
Manufacturer
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	DuPont Performance Polymers Crastin® SK642FR BK851 PBT (Unverified Data**).pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Crastin® SK642FR BK851 is a black 15% glass fiber reinforced, flame retardant polybutylene terephthalate for injection molding. It has a UL94 V-0 rating @ 0.75mm.Information provided by DuPont Performance Polymers

Physical Properties	Metric	English	Comments
Density	1.58 g/cc	0.0571 lb/in³	ISO 1183
Filler Content	15 %	15 %

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	100 MPa @Temperature 23.0 °C	14500 psi @Temperature 73.4 °F	ISO 527
Elongation at Break	3.4 % @Temperature 23.0 °C	3.4 % @Temperature 73.4 °F	ISO 527
Tensile Modulus	7.20 GPa @Temperature 23.0 °C	1040 ksi @Temperature 73.4 °F	ISO 527
Flexural Strength	155 MPa @Temperature 23.0 °C	22500 psi @Temperature 73.4 °F	ISO 178

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)	218 °C	424 °F	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	203 °C	397 °F	ISO 75-1/-2
Deflection Temperature at 8.0 MPa	116 °C	241 °F	ISO 75-1/-2
UL RTI, Electrical	140 °C @Thickness 3.00 mm	284 °F @Thickness 0.118 in	UL 746B
	140 °C @Thickness 1.50 mm	284 °F @Thickness 0.0591 in	UL 746B
UL RTI, Mechanical with Impact	130 °C @Thickness 1.50 mm	266 °F @Thickness 0.0591 in	UL 746B
	130 °C @Thickness 3.00 mm	266 °F @Thickness 0.118 in	UL 746B
UL RTI, Mechanical without Impact	140 °C @Thickness 1.50 mm	284 °F @Thickness 0.0591 in	UL 746B
	140 °C @Thickness 3.00 mm	284 °F @Thickness 0.118 in	UL 746B
Flammability, UL94	V-0 @Thickness 3.00 mm	V-0 @Thickness 0.118 in	UL94
	V-0 @Thickness 1.50 mm	V-0 @Thickness 0.0591 in	UL94
	V-0 @Thickness 0.750 mm	V-0 @Thickness 0.0295 in	UL94
Oxygen Index	32 %	32 %	ISO 4589-1/-2

Processing Properties	Metric	English	Comments
Melt Temperature	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
Moisture Content	<= 0.040 %	<= 0.040 %

Descriptive Properties	Value	Comments
Appearance	Black Color
Features	Flame Retardant
Filler	Glass Reinforced
Forms	Pellets
Generic	PBT
Material Status	Current
Part Marking Code	>PBT-GF15FR(17)<	ISO 11469
Processing Method	Injection Molding
Product Category	Flame Retardant Resins
	Glass Reinforced Resins
Region Available - Global	Yes
Resin Identification	PBT-GF15FR(17)	ISO 1043
RoHS Compliance	Contact Manufacturer

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