BASF Ultradur® B 6550 LN FC PBT

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BASF Ultradur® B 6550 LN FC PBT
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Unreinforced, Molded
Material Notes:	Ultradur B 6550 LN FC is a high viscosity PBT extrusion grade approved for food contact. Applications: Typical applications include semi-finished products, profile and hollow rods. Information provided by BASF.
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Physical Properties	Metric	English	Comments

Density	1.30 g/cc	0.0470 lb/in³	ISO 1183
Moisture Absorption	0.250 %	0.250 %	50% RH; ISO 62
Water Absorption at Saturation	0.40 %	0.40 %	ISO 62
Viscosity Test	160 cm³/g	1.60 dl/g	ISO 1628
Linear Mold Shrinkage, Flow	0.019 cm/cm	0.019 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.022 cm/cm	0.022 in/in	ISO 294-4
Melt Flow	9.5 g/10 min @Load 2.16 kg, Temperature 250 °C	9.5 g/10 min @Load 4.76 lb, Temperature 482 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	56.0 MPa	8120 psi	ISO 527
Elongation at Break	>= 50 %	>= 50 %	Nominal; ISO 527
Elongation at Yield	3.5 %	3.5 %	ISO 527
Tensile Modulus	2.60 GPa	377 ksi	ISO 527
Flexural Strength	76.0 MPa	11000 psi	ISO 178
Flexural Modulus	2.03 GPa	294 ksi	ISO 178
Charpy Impact Unnotched	22.0 J/cm² @Temperature -30.0 °C	105 ft-lb/in² @Temperature -22.0 °F	ISO 179
	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 179
Charpy Impact, Notched	0.520 J/cm² @Temperature 23.0 °C	2.47 ft-lb/in² @Temperature 73.4 °F	ISO 179
	0.530 J/cm² @Temperature -30.0 °C	2.52 ft-lb/in² @Temperature -22.0 °F	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+13 ohm	1.00e+13 ohm	IEC 60093
Dielectric Constant	3.2 @Frequency 1e+6 Hz	3.2 @Frequency 1e+6 Hz	IEC 60250
	3.4 @Frequency 100 Hz	3.4 @Frequency 100 Hz	IEC 60250
Dissipation Factor	0.0019 @Frequency 100 Hz	0.0019 @Frequency 100 Hz	IEC 60250
	0.0219 @Frequency 1e+6 Hz	0.0219 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	475 V	475 V	IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	90.0 - 150 µm/m-°C	50.0 - 83.3 µin/in-°F
Melting Point	223 °C	433 °F	ISO 3146
Deflection Temperature at 0.46 MPa (66 psi)	135 °C	275 °F	ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	50.0 °C	122 °F	ISO 75

Processing Properties	Metric	English	Comments
Adapter Temperature	225 °C	437 °F
Die Temperature	215 °C	419 °F
Melt Temperature	230 - 290 °C	446 - 554 °F
Drying Temperature	100 - 120 °C @Time 14400 sec	212 - 248 °F @Time 4.00 hour
Moisture Content	<= 0.040 %	<= 0.040 %

Descriptive Properties
Compression Ratio	3:1
Extruder	250/240/230°C
L/D Ratio	20:1
Screw Parameters	3 to 4 flights		Transition Section
	45 percent		Metering Section

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.

PBASF8914 / 254872

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