Overview of materials for Polybutylene Terephthalate (PBT), Aramid Fiber Filled

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Overview of materials for Polybutylene Terephthalate (PBT), Aramid Fiber Filled
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Aramid Fiber Filled
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Polybutylene Terephthalate (PBT), Aramid Fiber Filled". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
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Physical Properties	Metric	English	Comments

Density	1.32 - 1.46 g/cc	0.0477 - 0.0527 lb/in³	Average value: 1.37 g/cc Grade Count:6
Filler Content	10.0 - 20.0 %	10.0 - 20.0 %	Average value: 15.0 % Grade Count:4
Linear Mold Shrinkage	0.00900 - 0.0150 cm/cm	0.00900 - 0.0150 in/in	Average value: 0.0125 cm/cm Grade Count:6

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	58.6 - 103 MPa	8500 - 15000 psi	Average value: 73.0 MPa Grade Count:6
Elongation at Break	3.00 - 8.00 %	3.00 - 8.00 %	Average value: 4.75 % Grade Count:6
Modulus of Elasticity	3.45 - 5.86 GPa	500 - 850 ksi	Average value: 4.42 GPa Grade Count:6
Flexural Yield Strength	96.5 - 131 MPa	14000 - 19000 psi	Average value: 111 MPa Grade Count:6
Flexural Modulus	3.10 - 4.55 GPa	450 - 660 ksi	Average value: 3.77 GPa Grade Count:6
Izod Impact, Notched	0.427 - 0.534 J/cm	0.800 - 1.00 ft-lb/in	Average value: 0.498 J/cm Grade Count:6
Izod Impact, Unnotched	4.27 - 4.81 J/cm	8.00 - 9.00 ft-lb/in	Average value: 4.49 J/cm Grade Count:6

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+14 - 1.00e+16 ohm-cm	1.00e+14 - 1.00e+16 ohm-cm	Average value: 2.58e+15 ohm-cm Grade Count:4
Surface Resistance	1.00e+14 ohm	1.00e+14 ohm	Average value: 1.00e+14 ohm Grade Count:3

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	76.7 - 202 °C	170 - 395 °F	Average value: 139 °C Grade Count:3
Flammability, UL94	HB	HB	Grade Count:6

Processing Properties	Metric	English	Comments
Melt Temperature	238 - 271 °C	460 - 520 °F	Average value: 254 °C Grade Count:5
Mold Temperature	79.4 - 107 °C	175 - 225 °F	Average value: 93.3 °C Grade Count:6
Drying Temperature	121 °C	250 °F	Average value: 121 °C Grade Count:5
Moisture Content	0.0300 %	0.0300 %	Average value: 0.0300 % Grade Count:5
Dew Point	-28.9 °C	-20.0 °F	Average value: -28.9 °C Grade Count:5
Injection Pressure	68.9 - 103 MPa	10000 - 15000 psi	Average value: 86.2 MPa Grade Count:6

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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O3228 / 78179

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