BASF Ultradur® B 4441 G5 PBT, 25% Glass Fiber Reinforced

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BASF Ultradur® B 4441 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 4441 G5 is a 25% glass reinforced injection molding PBT optimized for glow wire requirements. For parts requiring enhanced fire resistance. (Halogen and Antimony free) Applications: Typical applications include components for household appliances, connectors, and power switches. Information provided by BASF.
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Physical Properties	Metric	English	Comments

Density	1.53 g/cc	0.0553 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	0.0040 cm/cm	0.0040 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.0124 cm/cm	0.0124 in/in	ISO 294-4
Melt Flow	15 g/10 min @Load 2.16 kg, Temperature 275 °C	15 g/10 min @Load 4.76 lb, Temperature 527 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	110 MPa	16000 psi	ISO 527
Elongation at Break	2.3 %	2.3 %	ISO 527
Tensile Modulus	9.80 GPa	1420 ksi	ISO 527
Flexural Strength	180 MPa	26100 psi	ISO 178
Flexural Modulus	10.0 GPa	1450 ksi	ISO 178
Charpy Impact Unnotched	4.50 J/cm² @Temperature 23.0 °C	21.4 ft-lb/in² @Temperature 73.4 °F	ISO 179
	4.70 J/cm² @Temperature -30.0 °C	22.4 ft-lb/in² @Temperature -22.0 °F	ISO 179
Charpy Impact, Notched	0.700 J/cm²	3.33 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	3.6 @Frequency 1e+6 Hz	3.6 @Frequency 1e+6 Hz	IEC 60250
Dissipation Factor	0.0137 @Frequency 1e+6 Hz	0.0137 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	525 V	525 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
UL RTI, Electrical	140 °C @Thickness 1.50 mm	284 °F @Thickness 0.0591 in	UL746B
Flammability, UL94	V-0 @Thickness 0.400 mm	V-0 @Thickness 0.0157 in
	5VA @Thickness 1.50 mm	5VA @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 %
Injection Pressure	3.45 - 10.3 MPa	500 - 1500 psi

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.

PBASF8909 / 254867

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