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DuPont Performance Polymers Crastin® SK609 BK851 PBT  (Unverified Data**)

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), 50% Glass Fiber Filled
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® SK609 BK851 PBT  (Unverified Data**).pdf
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Material Notes:
Crastin® SK609 BK851 is a 50% glass fiber reinforced, lubricated, black polybutylene terephthalate resin for injection molding.Information provided by DuPont Performance Polymers
Physical Properties Metric English Comments
Density 1.71 g/cc
0.0618 lb/in³
ISO 1183
Filler Content 50 %
50 %
Mechanical Properties Metric English Comments
Tensile Strength at Break 145 MPa

@Temperature 23.0 °C
 21000 psi

@Temperature 73.4 °F
 ISO 527
Elongation at Break 1.7 %

@Temperature 23.0 °C
 1.7 %

@Temperature 73.4 °F
 ISO 527
Tensile Modulus 15.7 GPa

@Temperature 23.0 °C
 2280 ksi

@Temperature 73.4 °F
 ISO 527
Flexural Strength 210 MPa

@Temperature 23.0 °C
 30500 psi

@Temperature 73.4 °F
 ISO 178
Izod Impact, Notched (ISO) 10.0 kJ/m²

@Temperature 23.0 °C
 4.76 ft-lb/in²

@Temperature 73.4 °F
 ISO 180/1A
Charpy Impact Unnotched 5.00 J/cm²

@Temperature 23.0 °C
 23.8 ft-lb/in²

@Temperature 73.4 °F
 ISO 179/1eU
Charpy Impact, Notched 1.10 J/cm²

@Temperature 23.0 °C
 5.23 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 1.8 MPa (264 psi) 210 °C
410 °F
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 125 °C

@Thickness 1.50 mm
 257 °F

@Thickness 0.0591 in
 UL 746B
125 °C

@Thickness 3.00 mm
 257 °F

@Thickness 0.118 in
 UL 746B
125 °C

@Thickness 6.00 mm
 257 °F

@Thickness 0.236 in
 UL 746B
125 °C

@Thickness 0.750 mm
 257 °F

@Thickness 0.0295 in
 UL 746B
UL RTI, Mechanical without Impact 130 °C

@Thickness 6.00 mm
 266 °F

@Thickness 0.236 in
 UL 746B
130 °C

@Thickness 3.00 mm
 266 °F

@Thickness 0.118 in
 UL 746B
130 °C

@Thickness 1.50 mm
 266 °F

@Thickness 0.0591 in
 UL 746B
130 °C

@Thickness 0.750 mm
 266 °F

@Thickness 0.0295 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 6.00 mm
 HB

@Thickness 0.236 in
 IEC 60695-11-10
HB

@Thickness 3.00 mm
 HB

@Thickness 0.118 in
 UL94
HB

@Thickness 6.00 mm
 HB

@Thickness 0.236 in
 UL94
HB

@Thickness 0.750 mm
 HB

@Thickness 0.0295 in
 UL94
HB

@Thickness 1.50 mm
 HB

@Thickness 0.0591 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 400 V

@Temperature 23.0 °C
 400 V

@Temperature 73.4 °F
 UL 746A
500 V

@Temperature 23.0 °C
 500 V

@Temperature 73.4 °F
 IEC 60112
Processing Properties Metric English Comments
Melt Temperature 260 °C
500 °F
Optimum
260 - 270 °C
500 - 518 °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
Processability, Good
Stiffness, High
Strength, High
Filler Glass fiber reinforcement
Forms Pellets
Generic PBT
Material Status Current
Part Marking Code >PBT-GF50<
ISO 11469
Polymer Family Polyester
Polymer Type PBT
Processing Method Injection Molding
Product Category Glass Reinforced Resins
Region Available - Global Yes
Resin Identification PBT-GF50
ISO 1043
RoHS Compliance Contact Manufacturer
Uses Automotive Applications
General Purpose
Industrial Applications
Parts, Engineering
Parts, Machine/Mechanical
Structural Parts
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