BASF Ultradur® B 4450 G5 PBT, 25% Glass Fiber Reinforced

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BASF Ultradur® B 4450 G5 PBT, 25% Glass Fiber Reinforced
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 30% Glass Fiber Filled
Material Notes:	Ultradur B 4450 G5 is a 25% glass reinforced injection molding PBT for parts requiring enhanced fire resistance as well as increased tracking resistance. (Halogen and Antimon free) Applications: Typical applications include lamp sockets, connectors, coil formers, housings for control units, and power switches. Information provided by BASF.
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Physical Properties	Metric	English	Comments

Density	1.61 g/cc	0.0582 lb/in³	ISO 1183
Moisture Absorption	0.200 %	0.200 %	50% RH; ISO 62
Water Absorption at Saturation	0.40 %	0.40 %	ISO 62
Viscosity Test	105 cm³/g	1.05 dl/g	ISO 1628
Linear Mold Shrinkage, Flow	0.0055 cm/cm	0.0055 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.0147 cm/cm	0.0147 in/in	ISO 294-4
Melt Flow	20 g/10 min @Load 2.16 kg, Temperature 275 °C	20 g/10 min @Load 4.76 lb, Temperature 527 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	105 MPa	15200 psi	ISO 527
Elongation at Break	2.4 %	2.4 %	ISO 527
Tensile Modulus	9.50 GPa	1380 ksi	ISO 527
Flexural Strength	180 MPa	26100 psi	ISO 178
Flexural Modulus	9.60 GPa	1390 ksi	ISO 178
Charpy Impact Unnotched	4.20 J/cm² @Temperature 23.0 °C	20.0 ft-lb/in² @Temperature 73.4 °F	ISO 179
	4.40 J/cm² @Temperature -30.0 °C	20.9 ft-lb/in² @Temperature -22.0 °F	ISO 179
Charpy Impact, Notched	0.500 J/cm²	2.38 ft-lb/in²	ISO 179

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+14 ohm-cm	1.00e+14 ohm-cm	IEC 60093
Surface Resistance	>= 1.00e+16 ohm	>= 1.00e+16 ohm	IEC 60093
Dielectric Constant	3.8 @Frequency 1e+6 Hz	3.8 @Frequency 1e+6 Hz	IEC 60250
Dissipation Factor	0.0142 @Frequency 1e+6 Hz	0.0142 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	600 V	600 V	IEC 60112

Thermal Properties	Metric	English	Comments
Melting Point	223 °C	433 °F	ISO 3146
Deflection Temperature at 0.46 MPa (66 psi)	220 °C	428 °F	ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	210 °C	410 °F	ISO 75
Flammability, UL94	V-2 @Thickness 0.400 mm	V-2 @Thickness 0.0157 in
	V-0 @Thickness 1.50 mm	V-0 @Thickness 0.0591 in

Processing Properties	Metric	English	Comments
Melt Temperature	250 - 270 °C	482 - 518 °F
Mold Temperature	60.0 - 100 °C	140 - 212 °F
Drying Temperature	100 - 120 °C @Time 14400 sec	212 - 248 °F @Time 4.00 hour
Moisture Content	<= 0.040 %	<= 0.040 %

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 view all the property values for this datasheet as they were originally entered into MatWeb.

PBASF8910 / 254868

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