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SABIC Innovative Plastics VALOX 7523 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 1.82 g/cc 0.0658 lb/in³ ASTM D 792

Density 1.82 g/cc 0.0658 lb/in³ ISO 1183

Water Absorption 0.06 % 0.06 % Moisture Absorption, 50% RH, 24 hrs; ASTM D 570

Moisture Absorption at Equilibrium 0.09 % 0.09 % (23 C / 50% RH) 1L; ISO 15512

Water Absorption at Saturation 0.94 % 0.94 % 23C; ISO 62

Linear Mold Shrinkage 0.002 - 0.005 cm/cm 0.002 - 0.005 in/in Flow; ASTM D 955

Linear Mold Shrinkage, Transverse 0.008 - 0.015 cm/cm 0.008 - 0.015 in/in ASTM D 955

Melt Flow 17 g/10 min 17 g/10 min cm3/10min; Melt Volume Rate, MVR at 250C/5.0 kg; ISO 1133

Mechanical Properties

Hardness, H358/30 144 MPa 20900 psi ISO 2039/1

Tensile Strength, Ultimate 80 MPa 11600 psi 5 mm/min; ISO 527

Elongation at Break 1 % 1 % 5 mm/min; ISO 527

Tensile Modulus 11 GPa 1600 ksi 1 mm/min; ISO 527

Flexural Modulus 9.5 GPa 1380 ksi 2 mm/min; ISO 178

Flexural Strength 130 MPa 18900 psi 2 mm/min; ISO 178

Izod Impact, Notched (ISO) 5 kJ/m² 2.38 ft-lb/in² 80*10*4 +23 C; ISO 180/ 1A

Izod Impact, Unnotched (ISO) 25 kJ/m² 11.9 ft-lb/in² 80*10*4 +23 C; ISO 180/ 1U

Izod Impact, Unnotched Low Temp (ISO) 12 kJ/m² 5.71 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 2 J/cm² 9.52 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 J/cm² 9.52 ft-lb/in² at -30C, Unnotch Edgew 80*10*4 sp=62; ISO 179/1eU

Charpy Impact, Notched 0.6 J/cm² 2.86 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 3.2 3.2 1 MHz; IEC 60250

Dielectric Constant 3.5 3.5 50 Hz; IEC 60250

Dielectric Strength 18 kV/mm 457 kV/in in oil, 3.2 mm; IEC 60243-1

Dielectric Strength 23 kV/mm 584 kV/in in oil, 1.6 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 425 V 425 V IEC 60112/3rd

Thermal Properties

CTE, linear 20°C 25 µm/m-°C 13.9 µin/in-°F 23C-80C, flow; ISO 11359-2

CTE, linear 20°C Transverse to Flow 80 µm/m-°C 44.4 µin/in-°F 23C-80C; ISO 11359-2

Deflection Temperature at 0.46 MPa (66 psi) 220 °C 428 °F HDT/Be, 0.45MPa Edgew 120*10*4 sp=100mm; ISO 75/Be

Deflection Temperature at 1.8 MPa (264 psi) 208 °C 406 °F HDT/Ae, 1.82 MPa Edgew 120*10*4 sp=100mm; ISO 75/Ae

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

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

Vicat Softening Point 215 °C 419 °F Rate B; ASTM D 1525

Vicat Softening Point 215 °C 419 °F A/50; ISO 306

UL RTI, Electrical 130 °C 266 °F UL 746B

UL RTI, Mechanical with Impact 130 °C 266 °F UL 746B

UL RTI, Mechanical without Impact 140 °C 284 °F UL 746B

Flammability, UL94 V-0 V-0 0.75 mm

Oxygen Index 28 % 28 % ISO 4589

Glow Wire Test 960 °C 1760 °F Passes at 1.6 mm; IEC 60695-2-1

Descriptive Properties

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

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