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DuPont Performance Polymers Crastin® 6131 NC010 Polybutylene Terephthalate (PBT)  (Unverified Data**)

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT)
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® 6131 NC010 Polybutylene Terephthalate (PBT)  (Unverified Data**).pdf
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Material Notes:
Unreinforced Low Viscosity Polybutylene Terephthalate Crastin 6131 NC010 is an unreinforced low viscosity polybutylene terephthalate resin for extrusion and injection molding.Information provided by DuPont Performance Polymers
Physical Properties Metric English Comments
Density 1.11 g/cc
0.0401 lb/in³
1.30 g/cc
0.0470 lb/in³
ISO 1183
Water Absorption 0.40 %

@Thickness 2.00 mm
 0.40 %

@Thickness 0.0787 in
 Sim. to ISO 62
Moisture Absorption 0.200 %

@Thickness 2.00 mm
 0.200 %

@Thickness 0.0787 in
 Sim. to ISO 62
Viscosity 68390 cP

@Shear Rate 5000 1/s,
Temperature 260 °C
 68390 cP

@Shear Rate 5000 1/s,
Temperature 500 °F
 ISO 11403-1 -2
79240 cP

@Shear Rate 5000 1/s,
Temperature 250 °C
 79240 cP

@Shear Rate 5000 1/s,
Temperature 482 °F
 ISO 11403-1 -2
91390 cP

@Shear Rate 5000 1/s,
Temperature 240 °C
 91390 cP

@Shear Rate 5000 1/s,
Temperature 464 °F
 ISO 11403-1 -2
130000 cP

@Shear Rate 500 1/s,
Temperature 260 °C
 130000 cP

@Shear Rate 500 1/s,
Temperature 500 °F
 ISO 11403-1 -2
169100 cP

@Shear Rate 500 1/s,
Temperature 250 °C
 169100 cP

@Shear Rate 500 1/s,
Temperature 482 °F
 ISO 11403-1 -2
222100 cP

@Shear Rate 500 1/s,
Temperature 240 °C
 222100 cP

@Shear Rate 500 1/s,
Temperature 464 °F
 ISO 11403-1 -2
Viscosity Test 110 cm³/g
110 cm³/g
ISO 307 1157 1628
Linear Mold Shrinkage, Flow 0.017 cm/cm
0.017 in/in
ISO 294-4 2577
Linear Mold Shrinkage, Transverse 0.016 cm/cm
0.016 in/in
ISO 294-4 2577
Melt Flow 48 g/10 min

@Load 2.16 kg,
Temperature 250 °C
 48 g/10 min

@Load 4.76 lb,
Temperature 482 °F
 ISO 1133
Mechanical Properties Metric English Comments
Tensile Stress 10.0 MPa

@Strain 0.380 %,
Time 3600 sec
 1450 psi

@Strain 0.380 %,
Time 1.00 hour
 isochronous; ISO 11403-1 -2
10.0 MPa

@Strain 0.550 %,
Time 36000 sec
 1450 psi

@Strain 0.550 %,
Time 10.0 hour
 isochronous; ISO 11403-1 -2
10.0 MPa

@Strain 0.770 %,
Time 360000 sec
 1450 psi

@Strain 0.770 %,
Time 100 hour
 isochronous; ISO 11403-1 -2
10.0 MPa

@Strain 1.10 %,
Time 3.60e+6 sec
 1450 psi

@Strain 1.10 %,
Time 1000 hour
 isochronous; ISO 11403-1 -2
10.0 MPa

@Strain 1.45 %,
Time 3.60e+7 sec
 1450 psi

@Strain 1.45 %,
Time 10000 hour
 isochronous; ISO 11403-1 -2
Tensile Strength, Yield 59.0 MPa
8560 psi
ISO 527-1/-2
Elongation at Break 30 %
30 %
Nominal; ISO 527-1/-2
Elongation at Yield 6.0 %
6.0 %
ISO 527-1/-2
Tensile Modulus 2.60 GPa
377 ksi
ISO 527-1/-2
Flexural Strength 85.0 MPa
12300 psi
ISO 178
Shear Modulus 0.110 GPa

@Temperature 150 °C
 16.0 ksi

@Temperature 302 °F
 Dynamic; ISO 11403-1 -2
0.160 GPa

@Temperature 110 °C
 23.2 ksi

@Temperature 230 °F
 Dynamic; ISO 11403-1 -2
0.340 GPa

@Temperature 60.0 °C
 49.3 ksi

@Temperature 140 °F
 Dynamic; ISO 11403-1 -2
1.06 GPa

@Temperature 10.0 °C
 154 ksi

@Temperature 50.0 °F
 Dynamic; ISO 11403-1 -2
1.12 GPa

@Temperature -20.0 °C
 162 ksi

@Temperature -4.00 °F
 Dynamic; ISO 11403-1 -2
1.20 GPa

@Temperature -50.0 °C
 174 ksi

@Temperature -58.0 °F
 Dynamic; ISO 11403-1 -2
Izod Impact, Notched (ISO) 3.50 kJ/m²
1.67 ft-lb/in²
ISO 180/1A
Charpy Impact Unnotched NB
NB
ISO 179/1eU
NB

@Temperature -30.0 °C
 NB

@Temperature -22.0 °F
 ISO 179/1eU
Charpy Impact, Notched 0.400 J/cm²
1.90 ft-lb/in²
ISO 179/1eA
0.400 J/cm²

@Temperature -30.0 °C
 1.90 ft-lb/in²

@Temperature -22.0 °F
 ISO 179/1eA
Tensile Creep Modulus, 1 hour 909 MPa

@Pressure 30.0 MPa,
Temperature 23.0 °C
 132000 psi

@Pressure 4350 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
975.61 MPa

@Pressure 5.00 MPa,
Temperature 23.0 °C
 141500 psi

@Pressure 725 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
1170 MPa

@Pressure 25.0 MPa,
Temperature 23.0 °C
 170000 psi

@Pressure 3630 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
1670 MPa

@Pressure 20.0 MPa,
Temperature 23.0 °C
 242000 psi

@Pressure 2900 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
2270 MPa

@Pressure 15.0 MPa,
Temperature 23.0 °C
 329000 psi

@Pressure 2180 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
2630 MPa

@Pressure 10.0 MPa,
Temperature 23.0 °C
 382000 psi

@Pressure 1450 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
2810 MPa

@Pressure 5.00 MPa,
Temperature 23.0 °C
 407000 psi

@Pressure 725 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
Tensile Creep Modulus, 1000 hours 455 MPa

@Pressure 25.0 MPa,
Temperature 23.0 °C
 65900 psi

@Pressure 3630 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
606 MPa

@Pressure 20.0 MPa,
Temperature 23.0 °C
 87900 psi

@Pressure 2900 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
789 MPa

@Pressure 15.0 MPa,
Temperature 23.0 °C
 115000 psi

@Pressure 2180 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
909 MPa

@Pressure 10.0 MPa,
Temperature 23.0 °C
 132000 psi

@Pressure 1450 psi,
Temperature 73.4 °F
 ISO 11403-1 -2
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 108 µm/m-°C
60.0 µin/in-°F
ISO 11359-1/-2
CTE, linear, Transverse to Flow 144 µm/m-°C
80.0 µin/in-°F
ISO 11359-1/-2
Specific Heat Capacity 2.05 J/g-°C
0.490 BTU/lb-°F
Thermal Conductivity 0.250 W/m-K
1.74 BTU-in/hr-ft²-°F
of melt
Melting Point 225 °C
437 °F
10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi) 115 °C
239 °F
ISO 75-1/-2
180 °C
356 °F
annealed; ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi) 50.0 °C
122 °F
ISO 75-1/-2
60.0 °C
140 °F
annealed; ISO 75-1/-2
Vicat Softening Point 175 °C
347 °F
50°C/h 50N; ISO 306
Flammability, UL94 HB

@Thickness 1.50 mm
 HB

@Thickness 0.0591 in
 IEC 60695-11-10
HB

@Thickness 0.900 mm
 HB

@Thickness 0.0354 in
 IEC 60695-11-10
Oxygen Index 22 %
22 %
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+12 ohm
1.00e+12 ohm
IEC 60093
Dielectric Strength 26.0 kV/mm
660 kV/in
IEC 60243-1
Comparative Tracking Index 600 V
600 V
IEC 60112
Descriptive Properties Value Comments
Delivery Form Pellets
Part Marking Code >PBT<
ISO 11469
Processing Casting
Coatable
Film Extrusion
Injection Moulding
Other Extrusion
Profile Extrusion
Sheet Extrusion
Regional Availability Europe
Near East/Africa
Resin Identification PBT
UL recognition UL
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