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SABIC Innovative Plastics VALOX 420D PBT (North America)


Subcategory: Polybutylene Terephthalate (PBT); Polyester, TP; Polymer; Thermoplastic

Close Analogs: Saudi Basic Industries Corporation (SABIC) announced on August 31st, 2007, the completion of its purchase of GE Plastics.

Material Notes:
Information provided by GE Plastics for their North American product line.

Physical PropertiesOriginal ValueComments
Density1.53 g/cc ASTM D 792
Water Absorption0.06 % 24 hours @ 73F; ASTM D 570
Linear Mold Shrinkage0.003 - 0.005 cm/cm Flow, 60-125 mil; ASTM D 955
Linear Mold Shrinkage0.005 - 0.008 cm/cm Flow, 125-180 mil; ASTM D 955
Linear Mold Shrinkage, Transverse0.004 - 0.006 cm/cm 60-125 mil; ASTM D 955
Linear Mold Shrinkage, Transverse0.006 - 0.009 cm/cm 125-180 mil; ASTM D 955

Mechanical Properties
Hardness, Rockwell R118 ASTM D 785
Tensile Strength @ Break17300 psi Type I, 0.2 in/min; ASTM D 638
Flexural Modulus1.1e+006 psi 0.05 in/min, 2" span; ASTM D 790
Flexural Strength27500 psi 0.05 in/min, 2" span; ASTM D 790
Izod Impact, Unnotched15 ft-lb/in 73F; ASTM D 4812
Izod Impact, Notched1.6 ft-lb/in 73F; ASTM D 256

Electrical Properties
Volume ResistivityMin 3.2e+016 ohm-cm ASTM D 257
Dielectric Constant3.7 1 MHz; ASTM D 150
Dielectric Constant3.8 100 Hz; ASTM D 150
Dielectric Strength475 V/mil in air, 125 mils; ASTM D 149
Dielectric Strength630 V/mil in oil, 62 mils; ASTM D 149
Dissipation Factor0.002 100 Hz; ASTM D 150
Dissipation Factor0.02 1 MHz; ASTM D 150

Thermal Properties
CTE, linear 68°F14 µin/in-°F Flow, -40F to 100F; ASTM E 831
CTE, linear, 212°F (100°C)14 µin/in-°F Flow, 140F to 280F; ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi)420 °F 0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)405 °F 0.250 inch, unannealed; ASTM D 648
Oxygen Index19 % ASTM D 2863

 


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