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	Original Value		Comments
Density	1.31 g/cc		ASTM D 792
Water Absorption	0.06 %		24 hours @ 73F; ASTM D 570
Linear Mold Shrinkage	0.021 - 0.023 cm/cm		Flow, 0.125 inch; ASTM D 955
Linear Mold Shrinkage, Transverse	0.022 - 0.024 cm/cm		ASTM D 955
Mechanical Properties
Tensile Strength @ Yield	8000 psi		Type I, 2.0 in/min; ASTM D 638
Elongation at Break	50 %		Type I, 2.0 in/min; ASTM D 638
Flexural Modulus	350000 psi		0.05 in/min, 2" span; ASTM D 790
Flexural Strength	12500 psi		0.05 in/min, 2" span; ASTM D 790
Izod Impact, Unnotched	30 ft-lb/in		73F; ASTM D 4812
Izod Impact, Notched	1 ft-lb/in		73F; ASTM D 256
Electrical Properties
Volume Resistivity	2.5e+016 ohm-cm		ASTM D 257
Dielectric Constant	2.88		1 MHz; ASTM D 150
Dielectric Constant	2.9		50 Hz; ASTM D 150
Dielectric Strength	430 V/mil		in air, 125 mils; ASTM D 149
Dissipation Factor	0.001		50 Hz; ASTM D 150
Dissipation Factor	0.016		1 MHz; ASTM D 150
Thermal Properties
CTE, linear 68°F	48 µin/in-°F		Flow, -40F to 100F; ASTM E 831
CTE, linear 68°F	66 µin/in-°F		Flow, -40F to 200F; ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi)	300 °F		0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	126 °F		0.125 inch, unannealed; ASTM D 648