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SABIC Innovative Plastics VALOX VX4930 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	1.46 g/cc	0.0527 lb/in³	ISO 1183
Moisture Absorption at Equilibrium	0.23 %	0.23 %	(23 C / 50% RH) 1L; ISO 15512
Water Absorption at Saturation	0.71 %	0.71 %	23C; ISO 62
Linear Mold Shrinkage	0.001 - 0.003 cm/cm	0.001 - 0.003 in/in	Flow; ASTM D 955
Linear Mold Shrinkage, Transverse	0.003 - 0.007 cm/cm	0.003 - 0.007 in/in	ASTM D 955
Melt Flow	13 g/10 min	13 g/10 min	cm3/10min; Melt Volume Rate, MVR at 250C/5.0 kg; ISO 1133
Mechanical Properties
Hardness, Rockwell R	119	119	ISO 2039/2
Hardness, H358/30	145 MPa	21000 psi	ISO 2039/1
Tensile Strength, Ultimate	120 MPa	17400 psi	5 mm/min; ISO 527
Elongation at Break	2.5 %	2.5 %	5 mm/min; ISO 527
Tensile Modulus	9.1 GPa	1320 ksi	1 mm/min; ISO 527
Flexural Modulus	8.5 GPa	1230 ksi	2 mm/min; ISO 178
Flexural Strength	185 MPa	26800 psi	2 mm/min; ISO 178
Izod Impact, Notched (ISO)	7 kJ/m²	3.33 ft-lb/in²	80*10*4 +23 C; ISO 180/ 1A
Izod Impact, Unnotched (ISO)	50 kJ/m²	23.8 ft-lb/in²	80*10*4 +23 C; ISO 180/ 1U
Izod Impact, Unnotched Low Temp (ISO)	45 kJ/m²	21.4 ft-lb/in²	80*10*4 -30 C; ISO 180/ 1U
Izod Impact, Notched, Low Temp (ISO)	6 kJ/m²	2.86 ft-lb/in²	80*10*4 -30 C; ISO 180/ 1A
Charpy Impact Unnotched	3 J/cm²	14.3 ft-lb/in²	23C, Unnotch Edgew 80*10*4 sp=62; ISO 179/1eU
Charpy Impact, Notched, Low Temp	0.6 J/cm²	2.86 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	0.7 J/cm²	3.33 ft-lb/in²	23C, V-notch Edgew 80*10*4 sp=62; ISO 179/1eA
Taber Abrasion, mg/1000 Cycles	65	65	CS-17, 1 kg; GE Test
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	3.61	3.61	50 Hz; IEC 60250
Dielectric Strength	21 kV/mm	533 kV/in	in oil, 3.2 mm; IEC 60243-1
Dissipation Factor	0.0024	0.0024	50 Hz; IEC 60250
Dissipation Factor	0.0182	0.0182	1 MHz; IEC 60250
Comparative Tracking Index	500 V	500 V	IEC 60112/3rd
Thermal Properties
CTE, linear 20°C	22 µm/m-°C	12.2 µin/in-°F	23C-60C, flow; ISO 11359-2
CTE, linear 20°C Transverse to Flow	115 µm/m-°C	63.9 µin/in-°F	23C-60C; ISO 11359-2
Thermal Conductivity	0.26 W/m-K	1.8 BTU-in/hr-ft²-°F	ISO 8302
Deflection Temperature at 0.46 MPa (66 psi)	223 °C	433 °F	HDT/Be, 0.45MPa Edgew 120*10*4 sp=100mm; ISO 75/Be
Deflection Temperature at 1.8 MPa (264 psi)	195 °C	383 °F	HDT/Ae, 1.82 MPa Edgew 120*10*4 sp=100mm; ISO 75/Ae
Vicat Softening Point	176 °C	349 °F	B/50; ISO 306
Vicat Softening Point	182 °C	360 °F	B/120; ISO 306
Flammability, UL94	HB	HB	0.75 mm
Glow Wire Test	750 °C	1380 °F	Passes at 1 mm; IEC 60695-2-1
Descriptive Properties
Ball Pressure Test, 125 C +/- 2 C	PASS	IEC 60035-1