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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
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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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