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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
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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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