BASF Ultradur® FRee B 4450 G5 LS 25% Glass Filled PBT

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BASF Ultradur® FRee B 4450 G5 LS 25% Glass Filled PBT
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 30% Glass Fiber Filled
Material Notes:	Description: Is a PBT, injection-molding grade with 25% glass fibers for parts requiring enhanced fire resistance as well as increased tracking resistance (e.g. housings for electronics, plug-and-socket connectors, power switches), halogen- and antimony free. 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 at Equilibrium	0.20 %	0.20 %	23°C; 50% RH
Water Absorption at Saturation	0.40 %	0.40 %	DIN 53495/1L
Linear Mold Shrinkage, Flow	0.0055 cm/cm	0.0055 in/in	60x60x2 mm; ISO 294
Linear Mold Shrinkage, Transverse	0.0147 cm/cm	0.0147 in/in	60x60x2 mm; ISO 294
Melt Flow	32.2 g/10 min @Load 2.16 kg, Temperature 275 °C	32.2 g/10 min @Load 4.76 lb, Temperature 527 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	105 MPa	15200 psi	50 mm/min; ISO 527-2
Elongation at Break	2.4 %	2.4 %	50mm/min; ISO 527-2
Modulus of Elasticity	9.50 GPa	1380 ksi	ISO 527-2
Flexural Strength	180 MPa	26100 psi	ISO 178
Charpy Impact Unnotched	4.20 J/cm²	20.0 ft-lb/in²	ISO 179/1eU
Charpy Impact, Notched	0.500 J/cm²	2.38 ft-lb/in²	ISO 179/1eA

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+16 ohm-cm	>= 1.00e+16 ohm-cm	IEC 93
Surface Resistance	>= 1.00e+16 ohm	>= 1.00e+16 ohm	IEC 93
Dielectric Constant	3.6	3.6	IEC 250
Dissipation Factor	0.0142	0.0142	IEC 250
Comparative Tracking Index	600 V	600 V	Test solution A; IEC 112

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	30.0 - 120 µm/m-°C @Temperature 23.0 - 80.0 °C	16.7 - 66.7 µin/in-°F @Temperature 73.4 - 176 °F	DIN 53752
Melting Point	220 - 225 °C	428 - 437 °F	DSC; ISO 11357-3
Deflection Temperature at 0.46 MPa (66 psi)	220 °C	428 °F	ISO 75-2
Deflection Temperature at 1.8 MPa (264 psi)	201 °C	394 °F	ISO 75-2
Flammability, UL94	V-2 @Thickness 0.800 mm	V-2 @Thickness 0.0315 in
	V-0 @Thickness 1.60 mm	V-0 @Thickness 0.0630 in

Processing Properties	Metric	English	Comments
Melt Temperature	260 - 280 °C	500 - 536 °F	Injection-molding
Mold Temperature	60.0 - 100 °C	140 - 212 °F

Descriptive Properties
Color	Natural, Colored, Black and Special Colors
Commercial Status	Europe
Primary Processing Technique	Injection Molding

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.

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PBASG0114 / 131748

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