BASF Ultradur® B 2550 FC PBT

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BASF Ultradur® B 2550 FC PBT
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Unreinforced, Molded
Material Notes:	Ultradur B 2550 FC is an unfilled, easy flow PBT offering good heat resistance. This grade is a food contact grade. Applications: Applications include monofilament, bristles and heat-resistant coatings on paper and board used for packaging frozen foods and oven-ready meals. Also for injection molding applications that call for high flowability. Information provided by BASF.
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Physical Properties	Metric	English	Comments

Density	1.30 g/cc	0.0470 lb/in³	ISO 1183
Viscosity Test	107 cm³/g	1.07 dl/g	ISO 1628
Melt Flow	40 g/10 min @Load 2.16 kg, Temperature 250 °C	40 g/10 min @Load 4.76 lb, Temperature 482 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Ball Indentation Hardness	130 MPa	18900 psi	ISO 2039-1
Tensile Strength, Yield	57.0 MPa	8270 psi	ISO 527
Elongation at Break	35 %	35 %	ISO 527
Elongation at Yield	3.7 %	3.7 %	ISO 527
Tensile Modulus	2.50 GPa	363 ksi	ISO 527
Charpy Impact Unnotched	25.0 J/cm²	119 ft-lb/in²	ISO 179
Charpy Impact, Notched	0.600 J/cm²	2.86 ft-lb/in²	ISO 179
Tensile Creep Modulus, 1000 hours	11000 MPa	1.60e+6 psi	ISO 899

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	3.3 @Frequency 100 Hz	3.3 @Frequency 100 Hz	IEC 60250
	3.3 @Frequency 1e+6 Hz	3.3 @Frequency 1e+6 Hz	IEC 60250
Dissipation Factor	0.0013 @Frequency 100 Hz	0.0013 @Frequency 100 Hz	IEC 60250
	0.020 @Frequency 1e+6 Hz	0.020 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	500 V	500 V	IEC 60112

Thermal Properties	Metric	English	Comments
Melting Point	223 °C	433 °F	ISO 3146
Deflection Temperature at 0.46 MPa (66 psi)	165 °C	329 °F	ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	65.0 °C	149 °F	ISO 75

Processing Properties	Metric	English	Comments
Zone 1	260 - 265 °C	500 - 509 °F
Zone 2	265 - 275 °C	509 - 527 °F
Zone 3	260 - 270 °C	500 - 518 °F
Zone 4	255 - 265 °C	491 - 509 °F
Die Temperature	260 - 270 °C	500 - 518 °F
Melt Temperature	260 - 270 °C	500 - 518 °F
Head Temperature	260 - 270 °C	500 - 518 °F
Drying Temperature	100 - 120 °C @Time 14400 sec	212 - 248 °F @Time 4.00 hour
Moisture Content	<= 0.040 %	<= 0.040 %
Precipitation Temperature	260 - 270 °C	500 - 518 °F

Descriptive Properties
Compression Ratio	3.5:1 to 4:1
L/D Ratio	25:1 minimum
Three section screw	6D/7D/9D + 3D

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.

PBASF8902 / 254860

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