SABIC VALOX™ 745 PBT (Asia)

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

(Viewing data as-entered. Click here to return)

SABIC VALOX™ 745 PBT (Asia)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	30% mineral reinforced polyester improved toughness and low warpage. Typical applications are telephone ringer frames and card racks. Information provided by SABIC
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Original Value	Comments

Specific Gravity	1.44 g/cc	ASTM D792
	1.46 g/cc	ASTM D792
Water Absorption	0.090 %	24 hours; ASTM D570
Linear Mold Shrinkage, Flow	0.0060 - 0.0080 cm/cm @Thickness 1.50 - 3.20 mm	SABIC method
	0.0080 - 0.010 cm/cm @Thickness 3.20 mm	SABIC method
Linear Mold Shrinkage, Transverse	0.0060 - 0.0080 cm/cm @Thickness 1.50 - 3.20 mm	SABIC method
	0.0080 - 0.010 cm/cm @Thickness 3.20 mm	SABIC method

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	112	ASTM D785
Tensile Strength at Break	46.0 MPa	50 mm/min; ASTM D638
Tensile Strength, Yield	48.0 MPa	50 mm/min; ASTM D638
Flexural Yield Strength	89.0 MPa	1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus	3440 MPa	1.3 mm/min, 50 mm span; ASTM D790
Izod Impact, Notched	80.0 J/m	ASTM D256
Izod Impact, Unnotched	1602 J/m	ASTM D4812

Electrical Properties	Original Value	Comments
Volume Resistivity	6.90e+16 ohm-cm	ASTM D257
Dielectric Constant	3.2 @Frequency 1e+6 Hz	ASTM D150
	3.3 @Frequency 100 Hz	ASTM D150
Dielectric Strength	23.2 kV/mm @Thickness 3.20 mm	in air; ASTM D149
	24.8 kV/mm @Thickness 1.60 mm	in oil; ASTM D149
Dissipation Factor	0.0020 @Frequency 100 Hz	ASTM D150
	0.014 @Frequency 1e+6 Hz	ASTM D150
Arc Resistance	120 - 180 sec	ASTM D495
Comparative Tracking Index	250 - 400 V	UL 746A
Hot Wire Ignition, HWI	30 - 60 sec	UL 746A
High Amp Arc Ignition, HAI	>= 120 arcs	UL 746A
High Voltage Arc-Tracking Rate, HVTR	80.0 - 150 mm/min	UL 746A

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	75.6 µm/m-°C @Temperature -40.0 - 40.0 °C	ASTM E831
	139 µm/m-°C @Temperature 60.0 - 138 °C	ASTM E831
Deflection Temperature at 0.46 MPa (66 psi)	160 °C @Thickness 6.40 mm	unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	87.0 °C @Thickness 6.40 mm	unannealed; ASTM D648
UL RTI, Electrical	105 °C	UL 746B
UL RTI, Mechanical with Impact	105 °C	UL 746B
UL RTI, Mechanical without Impact	105 °C	UL 746B
Flammability, UL94	HB @Thickness 1.47 mm	UL 94

Processing Properties	Original Value	Comments
Nozzle Temperature	255 - 270 °C	Injection Molding
Zone 1	245 - 255 °C
Zone 2	250 - 260 °C
Zone 3	255 - 265 °C
Melt Temperature	255 - 275 °C
Mold Temperature	65.0 - 95.0 °C
Drying Temperature	120 °C	Injection Molding
Dry Time	3.00 - 4.00 hour	Injection Molding
	12.0 hour	Cumulative; Injection Molding
Moisture Content	0.020 %
Back Pressure	0.300 - 0.700 MPa
Shot Size	40 - 80 %
Vent Depth	0.00250 - 0.00380 cm
Screw Speed	50 - 80 rpm

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

PSABI10239 / 243706

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message