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SABIC Innovative Plastics VALOX 327 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 Properties	Metric	English	Comments
Density	1.29 g/cc	0.0466 lb/in³	ASTM D 792
Water Absorption	0.08 %	0.08 %	24 hours @ 73F; ASTM D 570
Linear Mold Shrinkage	0.014 - 0.018 cm/cm	0.014 - 0.018 in/in	Flow, 30-90 mil; ASTM D 955
Linear Mold Shrinkage	0.017 - 0.023 cm/cm	0.017 - 0.023 in/in	Flow, 90-180 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.014 - 0.018 cm/cm	0.014 - 0.018 in/in	30-90 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.017 - 0.022 cm/cm	0.017 - 0.022 in/in	90-180 mil; ASTM D 955
Mechanical Properties
Tensile Strength @ Yield	48.3 MPa	7000 psi	Type I, 2.0 in/min; ASTM D 638
Elongation at Break	200 %	200 %	Type I, 2.0 in/min; ASTM D 638
Flexural Modulus	2.21 GPa	320 ksi	0.05 in/min, 2" span; ASTM D 790
Flexural Yield Strength	82.7 MPa	12000 psi	0.05 in/min, 2" span; ASTM D 790
Izod Impact, Notched	0.801 J/cm	1.5 ft-lb/in	73F; ASTM D 256
Electrical Properties
Volume Resistivity	1e+017 ohm-cm	1e+017 ohm-cm	ASTM D 257
Dielectric Constant	2.9	2.9	1 MHz; ASTM D 150
Dielectric Strength	16 kV/mm	406 V/mil	in air, 32 mils; ASTM D 149
Dissipation Factor	0.02	0.02	1 MHz; ASTM D 150
Thermal Properties
Deflection Temperature at 0.46 MPa (66 psi)	152 °C	305 °F	0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	54.4 °C	130 °F	0.250 inch, unannealed; ASTM D 648