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DuPont Performance Polymers Crastin® ST820 NC010 Polybutylene Terephthalate (PBT)  (Unverified Data**)

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), Impact Grade
Manufacturer DuPont Performance Polymers
Trade Name Crastin®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF DuPont Performance Polymers Crastin® ST820 NC010 Polybutylene Terephthalate (PBT)  (Unverified Data**).pdf
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Material Notes:
Unreinforced Polybutylene Terephthalate with Excellent Impact Resistance Crastin ST820 NC010 is an unreinforced Super Tough polybutylene terephthalate resin for injection molding.Information provided by DuPont Performance Polymers
Physical Properties Metric English Comments
Density 1.03 g/cc
0.0372 lb/in³
1.22 g/cc
0.0441 lb/in³
ISO 1183
Water Absorption 0.31 %

@Thickness 2.00 mm
 0.31 %

@Thickness 0.0787 in
 Sim. to ISO 62
Moisture Absorption 0.120 %

@Thickness 2.00 mm
 0.120 %

@Thickness 0.0787 in
 Sim. to ISO 62
Viscosity 219200 cP

@Shear Rate 5000 1/s,
Temperature 250 °C
 219200 cP

@Shear Rate 5000 1/s,
Temperature 482 °F
 ISO 11403-1 -2
742560 cP

@Shear Rate 500 1/s,
Temperature 250 °C
 742560 cP

@Shear Rate 500 1/s,
Temperature 482 °F
 ISO 11403-1 -2
Linear Mold Shrinkage, Flow 0.019 cm/cm
0.019 in/in
ISO 294-4 2577
0.025 cm/cm
0.025 in/in
annealed; ISO 294-4
Linear Mold Shrinkage, Transverse 0.018 cm/cm
0.018 in/in
ISO 294-4 2577
Mechanical Properties Metric English Comments
Hardness, Rockwell R 104
104
ISO 2039-2
Tensile Stress 7.03 MPa

@Strain 3.09 %,
Temperature 90.0 °C
 1020 psi

@Strain 3.09 %,
Temperature 194 °F
 ISO 11403-1 -2
10.05 MPa

@Strain 0.620 %,
Temperature 23.0 °C
 1458 psi

@Strain 0.620 %,
Temperature 73.4 °F
 ISO 11403-1 -2
14.2 MPa

@Strain 12.19 %,
Temperature 90.0 °C
 2060 psi

@Strain 12.19 %,
Temperature 194 °F
 ISO 11403-1 -2
15.53 MPa

@Strain 2.75 %,
Temperature 40.0 °C
 2252 psi

@Strain 2.75 %,
Temperature 104 °F
 ISO 11403-1 -2
16.0 MPa

@Strain 21.29 %,
Temperature 90.0 °C
 2320 psi

@Strain 21.29 %,
Temperature 194 °F
 ISO 11403-1 -2
16.6 MPa

@Strain 30.38 %,
Temperature 90.0 °C
 2410 psi

@Strain 30.38 %,
Temperature 194 °F
 ISO 11403-1 -2
23.84 MPa

@Strain 10.69 %,
Temperature 40.0 °C
 3458 psi

@Strain 10.69 %,
Temperature 104 °F
 ISO 11403-1 -2
25.71 MPa

@Strain 18.63 %,
Temperature 40.0 °C
 3729 psi

@Strain 18.63 %,
Temperature 104 °F
 ISO 11403-1 -2
26.21 MPa

@Strain 26.77 %,
Temperature 40.0 °C
 3801 psi

@Strain 26.77 %,
Temperature 104 °F
 ISO 11403-1 -2
30.79 MPa

@Strain 2.40 %,
Temperature 23.0 °C
 4466 psi

@Strain 2.40 %,
Temperature 73.4 °F
 ISO 11403-1 -2
34.28 MPa

@Strain 4.18 %,
Temperature 23.0 °C
 4972 psi

@Strain 4.18 %,
Temperature 73.4 °F
 ISO 11403-1 -2
34.65 MPa

@Strain 5.97 %,
Temperature 23.0 °C
 5026 psi

@Strain 5.97 %,
Temperature 73.4 °F
 ISO 11403-1 -2
5.00 MPa

@Strain 0.325 %,
Time 3600 sec
 725 psi

@Strain 0.325 %,
Time 1.00 hour
 isochronous; ISO 11403-1 -2
5.00 MPa

@Strain 0.355 %,
Time 36000 sec
 725 psi

@Strain 0.355 %,
Time 10.0 hour
 isochronous; ISO 11403-1 -2
5.00 MPa

@Strain 0.423 %,
Time 360000 sec
 725 psi

@Strain 0.423 %,
Time 100 hour
 isochronous; ISO 11403-1 -2
5.00 MPa

@Strain 0.558 %,
Time 3.60e+6 sec
 725 psi

@Strain 0.558 %,
Time 1000 hour
 isochronous; ISO 11403-1 -2
5.00 MPa

@Strain 0.846 %,
Time 3.60e+7 sec
 725 psi

@Strain 0.846 %,
Time 10000 hour
 isochronous; ISO 11403-1 -2
Tensile Strength, Yield 38.0 MPa
5510 psi
ISO 527-1/-2
Elongation at Break >= 50 %
>= 50 %
Nominal; ISO 527-1/-2
Elongation at Yield 7.0 %
7.0 %
ISO 527-1/-2
Tensile Modulus 1.70 GPa
247 ksi
ISO 527-1/-2
0.177 GPa

@Temperature 120 °C
 25.7 ksi

@Temperature 248 °F
 ISO 11403-1 -2
0.800 GPa

@Temperature 40.0 °C
 116 ksi

@Temperature 104 °F
 ISO 11403-1 -2
2.30 GPa

@Temperature -40.0 °C
 334 ksi

@Temperature -40.0 °F
 ISO 11403-1 -2
Flexural Strength 50.0 MPa
7250 psi
ISO 178
Flexural Modulus 1.55 GPa
225 ksi
ISO 178
Secant Modulus 0.12095 GPa

@Strain 21.48 %,
Temperature 40.0 °C
 17.543 ksi

@Strain 21.48 %,
Temperature 104 °F
 ISO 11403-1 -2
0.223 GPa

@Strain 10.69 %,
Temperature 40.0 °C
 32.3 ksi

@Strain 10.69 %,
Temperature 104 °F
 ISO 11403-1 -2
0.565 GPa

@Strain 2.75 %,
Temperature 40.0 °C
 81.9 ksi

@Strain 2.75 %,
Temperature 104 °F
 ISO 11403-1 -2
0.720 GPa

@Strain 4.79 %,
Temperature 23.0 °C
 104 ksi

@Strain 4.79 %,
Temperature 73.4 °F
 ISO 11403-1 -2
1.28 GPa

@Strain 2.40 %,
Temperature 23.0 °C
 186 ksi

@Strain 2.40 %,
Temperature 73.4 °F
 ISO 11403-1 -2
1.62 GPa

@Strain 0.620 %,
Temperature 23.0 °C
 235 ksi

@Strain 0.620 %,
Temperature 73.4 °F
 ISO 11403-1 -2
Izod Impact, Notched (ISO) 60.0 kJ/m²
28.6 ft-lb/in²
ISO 180/1A
10.0 kJ/m²

@Temperature -40.0 °C
 4.76 ft-lb/in²

@Temperature -40.0 °F
 ISO 180/1A
15.0 kJ/m²

@Temperature -30.0 °C
 7.14 ft-lb/in²

@Temperature -22.0 °F
 ISO 180/1A
Izod Impact, Unnotched (ISO) NB
NB
ISO 180/1U
270 kJ/m²

@Temperature -40.0 °C
 128 ft-lb/in²

@Temperature -40.0 °F
 ISO 180/1U
NB

@Temperature -30.0 °C
 NB

@Temperature -22.0 °F
 ISO 180/1U
Charpy Impact Unnotched NB
NB
ISO 179/1eU
NB

@Temperature -30.0 °C
 NB

@Temperature -22.0 °F
 ISO 179/1eU
Charpy Impact, Notched 8.50 J/cm²
40.4 ft-lb/in²
ISO 179/1eA
1.00 J/cm²

@Temperature -30.0 °C
 4.76 ft-lb/in²

@Temperature -22.0 °F
 ISO 179/1eA
1.00 J/cm²

@Temperature -40.0 °C
 4.76 ft-lb/in²

@Temperature -40.0 °F
 ISO 179/1eA
Tensile Creep Modulus, 1 hour 1500 MPa

@Pressure 10.0 MPa,
Temperature 23.0 °C
 217000 psi

@Pressure 1450 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
1510 MPa

@Pressure 8.00 MPa,
Temperature 23.0 °C
 219000 psi

@Pressure 1160 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
1530 MPa

@Pressure 6.00 MPa,
Temperature 23.0 °C
 222000 psi

@Pressure 870 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
1550 MPa

@Pressure 4.00 MPa,
Temperature 23.0 °C
 224000 psi

@Pressure 580 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
1560 MPa

@Pressure 2.00 MPa,
Temperature 23.0 °C
 226000 psi

@Pressure 290 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
Tensile Creep Modulus, 1000 hours 714 MPa

@Pressure 10.0 MPa,
Temperature 23.0 °C
 104000 psi

@Pressure 1450 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
770 MPa

@Pressure 8.00 MPa,
Temperature 23.0 °C
 112000 psi

@Pressure 1160 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
850 MPa

@Pressure 6.00 MPa,
Temperature 23.0 °C
 123000 psi

@Pressure 870 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
939 MPa

@Pressure 4.00 MPa,
Temperature 23.0 °C
 136000 psi

@Pressure 580 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
1000 MPa

@Pressure 2.00 MPa,
Temperature 23.0 °C
 146000 psi

@Pressure 290 psi,
Temperature 73.4 °F
 ISO 11403-1 -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 Strength 27.0 kV/mm
686 kV/in
IEC 60243-1
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