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DuPont Performance Polymers Crastin® SK641FR NC010 Polybutylene Terephthalate (PBT)

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), 10% Glass Fiber Filled
Manufacturer DuPont Performance Polymers
Trade Name Crastin®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF DuPont Performance Polymers Crastin® SK641FR NC010 Polybutylene Terephthalate (PBT).pdf
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Material Notes:
10% Glass Reinforced Flame Retardant Polybutylene Terephthalate Information provided by DuPont Performance Polymers
Physical Properties Metric English Comments
Density 1.54 g/cc
0.0556 lb/in³
ISO 1183
Water Absorption 0.35 %

@Thickness 2.00 mm
 0.35 %

@Thickness 0.0787 in
 Sim. to ISO 62
Moisture Absorption 0.150 %

@Thickness 2.00 mm
 0.150 %

@Thickness 0.0787 in
 Sim. to ISO 62
Linear Mold Shrinkage, Flow 0.0080 cm/cm
0.0080 in/in
ISO 294-4 2577
Linear Mold Shrinkage, Transverse 0.013 cm/cm
0.013 in/in
ISO 294-4 2577
Mechanical Properties Metric English Comments
Tensile Strength at Break 93.0 MPa
13500 psi
ISO 527-1/-2
Tensile Stress 3.73 MPa

@Strain 0.250 %,
Temperature 160 °C
 541 psi

@Strain 0.250 %,
Temperature 320 °F
 ISO 11403-1 -2
10.4 MPa

@Strain 0.250 %,
Temperature 40.0 °C
 1510 psi

@Strain 0.250 %,
Temperature 104 °F
 ISO 11403-1 -2
12.5 MPa

@Strain 0.250 %,
Temperature 23.0 °C
 1810 psi

@Strain 0.250 %,
Temperature 73.4 °F
 ISO 11403-1 -2
15.0 MPa

@Strain 0.250 %,
Temperature 0.000 °C
 2180 psi

@Strain 0.250 %,
Temperature 32.0 °F
 ISO 11403-1 -2
15.5 MPa

@Strain 1.50 %,
Temperature 160 °C
 2250 psi

@Strain 1.50 %,
Temperature 320 °F
 ISO 11403-1 -2
16.3 MPa

@Strain 0.250 %,
Temperature -20.0 °C
 2360 psi

@Strain 0.250 %,
Temperature -4.00 °F
 ISO 11403-1 -2
17.0 MPa

@Strain 0.250 %,
Temperature -40.0 °C
 2470 psi

@Strain 0.250 %,
Temperature -40.0 °F
 ISO 11403-1 -2
22.4 MPa

@Strain 3.00 %,
Temperature 160 °C
 3250 psi

@Strain 3.00 %,
Temperature 320 °F
 ISO 11403-1 -2
49.4 MPa

@Strain 1.50 %,
Temperature 40.0 °C
 7160 psi

@Strain 1.50 %,
Temperature 104 °F
 ISO 11403-1 -2
63.6 MPa

@Strain 3.00 %,
Temperature 40.0 °C
 9220 psi

@Strain 3.00 %,
Temperature 104 °F
 ISO 11403-1 -2
63.6 MPa

@Strain 1.50 %,
Temperature 23.0 °C
 9220 psi

@Strain 1.50 %,
Temperature 73.4 °F
 ISO 11403-1 -2
74.6 MPa

@Strain 1.50 %,
Temperature 0.000 °C
 10800 psi

@Strain 1.50 %,
Temperature 32.0 °F
 ISO 11403-1 -2
79.6 MPa

@Strain 1.50 %,
Temperature -20.0 °C
 11500 psi

@Strain 1.50 %,
Temperature -4.00 °F
 ISO 11403-1 -2
82.6 MPa

@Strain 1.50 %,
Temperature -40.0 °C
 12000 psi

@Strain 1.50 %,
Temperature -40.0 °F
 ISO 11403-1 -2
84.8 MPa

@Strain 3.10 %,
Temperature 23.0 °C
 12300 psi

@Strain 3.10 %,
Temperature 73.4 °F
 ISO 11403-1 -2
95.0 MPa

@Strain 2.80 %,
Temperature 0.000 °C
 13800 psi

@Strain 2.80 %,
Temperature 32.0 °F
 ISO 11403-1 -2
105 MPa

@Strain 2.80 %,
Temperature -20.0 °C
 15200 psi

@Strain 2.80 %,
Temperature -4.00 °F
 ISO 11403-1 -2
114 MPa

@Strain 2.80 %,
Temperature -40.0 °C
 16500 psi

@Strain 2.80 %,
Temperature -40.0 °F
 ISO 11403-1 -2
Elongation at Break 3.6 %
3.6 %
ISO 527-1/-2
Tensile Modulus 6.00 GPa
870 ksi
ISO 527-1/-2
Secant Modulus 1.05 GPa

@Strain 3.50 %,
Temperature 100 °C
 152 ksi

@Strain 3.50 %,
Temperature 212 °F
 ISO 11403-1 -2
1.20 GPa

@Strain 3.50 %,
Temperature 80.0 °C
 174 ksi

@Strain 3.50 %,
Temperature 176 °F
 ISO 11403-1 -2
1.57 GPa

@Strain 1.50 %,
Temperature 100 °C
 227 ksi

@Strain 1.50 %,
Temperature 212 °F
 ISO 11403-1 -2
1.76 GPa

@Strain 1.50 %,
Temperature 80.0 °C
 255 ksi

@Strain 1.50 %,
Temperature 176 °F
 ISO 11403-1 -2
1.94 GPa

@Strain 3.30 %,
Temperature 40.0 °C
 281 ksi

@Strain 3.30 %,
Temperature 104 °F
 ISO 11403-1 -2
2.06 GPa

@Strain 0.250 %,
Temperature 100 °C
 299 ksi

@Strain 0.250 %,
Temperature 212 °F
 ISO 11403-1 -2
2.312 GPa

@Strain 0.250 %,
Temperature 80.0 °C
 335.3 ksi

@Strain 0.250 %,
Temperature 176 °F
 ISO 11403-1 -2
3.29 GPa

@Strain 1.50 %,
Temperature 40.0 °C
 478 ksi

@Strain 1.50 %,
Temperature 104 °F
 ISO 11403-1 -2
4.16 GPa

@Strain 0.250 %,
Temperature 40.0 °C
 603 ksi

@Strain 0.250 %,
Temperature 104 °F
 ISO 11403-1 -2
4.24 GPa

@Strain 1.50 %,
Temperature 23.0 °C
 615 ksi

@Strain 1.50 %,
Temperature 73.4 °F
 ISO 11403-1 -2
4.97 GPa

@Strain 1.50 %,
Temperature 0.000 °C
 721 ksi

@Strain 1.50 %,
Temperature 32.0 °F
 ISO 11403-1 -2
5.00 GPa

@Strain 0.250 %,
Temperature 23.0 °C
 725 ksi

@Strain 0.250 %,
Temperature 73.4 °F
 ISO 11403-1 -2
5.31 GPa

@Strain 1.50 %,
Temperature -20.0 °C
 770 ksi

@Strain 1.50 %,
Temperature -4.00 °F
 ISO 11403-1 -2
5.51 GPa

@Strain 1.50 %,
Temperature -40.0 °C
 799 ksi

@Strain 1.50 %,
Temperature -40.0 °F
 ISO 11403-1 -2
6.00 GPa

@Strain 0.250 %,
Temperature 0.000 °C
 870 ksi

@Strain 0.250 %,
Temperature 32.0 °F
 ISO 11403-1 -2
6.52 GPa

@Strain 0.250 %,
Temperature -20.0 °C
 946 ksi

@Strain 0.250 %,
Temperature -4.00 °F
 ISO 11403-1 -2
6.80 GPa

@Strain 0.250 %,
Temperature -40.0 °C
 986 ksi

@Strain 0.250 %,
Temperature -40.0 °F
 ISO 11403-1 -2
Charpy Impact Unnotched 5.10 J/cm²
24.3 ft-lb/in²
ISO 179/1eU
3.70 J/cm²

@Temperature -30.0 °C
 17.6 ft-lb/in²

@Temperature -22.0 °F
 ISO 179/1eU
Charpy Impact, Notched 0.650 J/cm²
3.09 ft-lb/in²
ISO 179/1eA
0.470 J/cm²

@Temperature -30.0 °C
 2.24 ft-lb/in²

@Temperature -22.0 °F
 ISO 179/1eA
Tensile Creep Modulus, 1 hour 4600 MPa

@Time 3600 sec
 667000 psi

@Time 1.00 hour
 ISO 899-1
Tensile Creep Modulus, 1000 hours 3500 MPa

@Time 3.60e+6 sec
 508000 psi

@Time 1000 hour
 ISO 899-1
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 60.0 µm/m-°C
33.3 µin/in-°F
ISO 11359-1/-2
CTE, linear, Transverse to Flow 110 µm/m-°C
61.1 µin/in-°F
ISO 11359-1/-2
Melting Point 225 °C
437 °F
10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi) 215 °C
419 °F
ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi) 200 °C
392 °F
ISO 75-1/-2
Flammability, UL94 V-0

@Thickness 1.50 mm
 V-0

@Thickness 0.0591 in
 IEC 60695-11-10
V-0

@Thickness 0.800 mm
 V-0

@Thickness 0.0315 in
 IEC 60695-11-10
Oxygen Index 31 %
31 %
ISO 4589-1/-2
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+15 ohm-cm
>= 1.00e+15 ohm-cm
IEC 60093
Surface Resistance 1.00e+15 ohm
1.00e+15 ohm
IEC 60093
Dielectric Constant 3.6

@Frequency 100 Hz
 3.6

@Frequency 100 Hz
 IEC 60250
Dielectric Strength 26.0 kV/mm
660 kV/in
IEC 60243-1
Dissipation Factor 0.0030

@Frequency 100 Hz
 0.0030

@Frequency 100 Hz
 IEC 60250
Descriptive Properties Value Comments
Delivery Form Pellets
Processing Injection Moulding
Regional Availability Europe
Near East/Africa
UL recognition UL
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