MatWeb, The Online Materials Database

SABIC Innovative Plastics VALOX HR326 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. MatWeb has a separate entry for the European data sheet.

Physical Properties	Metric	English	Comments
Density	1.31 g/cc	0.0473 lb/in³	ASTM D 792
Water Absorption	0.06 %	0.06 %	24 hours @ 73F; ASTM D 570
Linear Mold Shrinkage	0.021 - 0.023 cm/cm	0.021 - 0.023 in/in	Flow, 0.125 inch; ASTM D 955
Linear Mold Shrinkage, Transverse	0.022 - 0.024 cm/cm	0.022 - 0.024 in/in	ASTM D 955
Mechanical Properties
Tensile Strength @ Yield	55.2 MPa	8000 psi	Type I, 2.0 in/min; ASTM D 638
Elongation at Break	50 %	50 %	Type I, 2.0 in/min; ASTM D 638
Flexural Modulus	2.41 GPa	350 ksi	0.05 in/min, 2" span; ASTM D 790
Flexural Strength	86.2 MPa	12500 psi	0.05 in/min, 2" span; ASTM D 790
Izod Impact, Unnotched	16 J/cm	30 ft-lb/in	73F; ASTM D 4812
Izod Impact, Notched	0.534 J/cm	1 ft-lb/in	73F; ASTM D 256
Electrical Properties
Volume Resistivity	2.5e+016 ohm-cm	2.5e+016 ohm-cm	ASTM D 257
Dielectric Constant	2.88	2.88	1 MHz; ASTM D 150
Dielectric Constant	2.9	2.9	50 Hz; ASTM D 150
Dielectric Strength	16.9 kV/mm	430 V/mil	in air, 125 mils; ASTM D 149
Dissipation Factor	0.001	0.001	50 Hz; ASTM D 150
Dissipation Factor	0.016	0.016	1 MHz; ASTM D 150
Thermal Properties
CTE, linear 68°F	86.4 µm/m-°C	48 µin/in-°F	Flow, -40F to 100F; ASTM E 831
CTE, linear 68°F	119 µm/m-°C	66 µin/in-°F	Flow, -40F to 200F; ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi)	149 °C	300 °F	0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	52.2 °C	126 °F	0.125 inch, unannealed; ASTM D 648