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SABIC Innovative Plastics VALOX 4026 PBT (Europe)

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 European product line.

Physical Properties Metric English Comments

Density 1.41 g/cc 0.0509 lb/in³ ASTM D 792

Density 1.41 g/cc 0.0509 lb/in³ ISO 1183

Moisture Absorption at Equilibrium 0.07 % 0.07 % (23 C / 50% RH) 1L; ISO 15512

Water Absorption at Saturation 0.2 % 0.2 % 23C; ISO 62

Linear Mold Shrinkage 0.005 - 0.008 cm/cm 0.005 - 0.008 in/in Flow; ASTM D 955

Linear Mold Shrinkage, Transverse 0.006 - 0.009 cm/cm 0.006 - 0.009 in/in ASTM D 955

Melt Flow 15 g/10 min 15 g/10 min cm3/10min; Melt Volume Rate, MVR at 250C/2.16 kg; ISO 1133

Melt Flow 18 g/10 min 18 g/10 min 250C/2.16 kg; ISO 1133

Mechanical Properties

Hardness, H358/30 116 MPa 16800 psi ISO 2039/1

Tensile Strength, Ultimate 85 MPa 12300 psi 5 mm/min; ISO 527

Elongation at Break 4 % 4 % 5 mm/min; ISO 527

Tensile Modulus 5.1 GPa 740 ksi 1 mm/min; ISO 527

Flexural Modulus 4.7 GPa 682 ksi 2 mm/min; ISO 178

Flexural Strength 135 MPa 19600 psi 2 mm/min; ISO 178

Izod Impact, Notched (ISO) 10 kJ/m² 4.76 ft-lb/in² 80*10*4 +23 C; ISO 180/ 1A

Izod Impact, Unnotched (ISO) 35 kJ/m² 16.7 ft-lb/in² 80*10*4 +23 C; ISO 180/ 1U

Izod Impact, Unnotched Low Temp (ISO) 25 kJ/m² 11.9 ft-lb/in² 80*10*4 -30 C; ISO 180/ 1U

Izod Impact, Notched, Low Temp (ISO) 5 kJ/m² 2.38 ft-lb/in² 80*10*4 -30 C; ISO 180/ 1A

Charpy Impact Unnotched 1.5 J/cm² 7.14 ft-lb/in² 23C, Unnotch Edgew 80*10*4 sp=62; ISO 179/1eU

Charpy Impact, Notched, Low Temp 0.5 J/cm² 2.38 ft-lb/in² at -30C, V-notch Edgew 80*10*4 sp=62; ISO 179/1eA

Charpy Impact, Unnotched Low Temp 2.5 J/cm² 11.9 ft-lb/in² at -30C, Unnotch Edgew 80*10*4 sp=62; ISO 179/1eU

Charpy Impact, Notched 0.55 J/cm² 2.62 ft-lb/in² 23C, V-notch Edgew 80*10*4 sp=62; ISO 179/1eA

Electrical Properties

Volume Resistivity Min 1e+015 ohm-cm Min 1e+015 ohm-cm IEC 60093

Surface Resistivity per Square Min 1e+015 ohm Min 1e+015 ohm ROA; IEC 60093

Dielectric Constant 3 3 1 MHz; IEC 60250

Dielectric Constant 3.1 3.1 50 Hz; IEC 60250

Dielectric Strength 17 kV/mm 432 kV/in in oil, 3.2 mm; IEC 60243-1

Dissipation Factor 0.001 0.001 50 Hz; IEC 60250

Dissipation Factor 0.014 0.014 1 MHz; IEC 60250

Comparative Tracking Index 250 V 250 V IEC 60112/3rd

Thermal Properties

CTE, linear 20°C 50 µm/m-°C 27.8 µin/in-°F 23C-80C, flow; ISO 11359-2

CTE, linear 20°C Transverse to Flow 120 µm/m-°C 66.7 µin/in-°F 23C-80C; ISO 11359-2

Deflection Temperature at 0.46 MPa (66 psi) 210 °C 410 °F HDT/Be, 0.45MPa Edgew 120*10*4 sp=100mm; ISO 75/Be

Deflection Temperature at 1.8 MPa (264 psi) 175 °C 347 °F HDT/Ae, 1.82 MPa Edgew 120*10*4 sp=100mm; ISO 75/Ae

Vicat Softening Point 200 °C 392 °F B/50; ISO 306

Vicat Softening Point 205 °C 401 °F A/50; ISO 306

Vicat Softening Point 205 °C 401 °F B/120; ISO 306

Descriptive Properties

Ball Pressure Test, 125 C +/- 2 C PASSES IEC 60035-1

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