Overview of materials for Polyester (Thermoset)

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Overview of materials for Polyester (Thermoset) - Rigid
Categories:	Polymer; Thermoset; Polyester, TS; Polyester (Thermoset) - Rigid
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Polyester (Thermoset) - Rigid". 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	0.601 - 2.20 g/cc	0.0217 - 0.0795 lb/in³	Average value: 1.76 g/cc Grade Count:50
Viscosity	110 - 180000 cP	110 - 180000 cP	Average value: 14800 cP Grade Count:32
Linear Mold Shrinkage	-0.00200 - 0.0350 cm/cm	-0.00200 - 0.0350 in/in	Average value: 0.00216 cm/cm Grade Count:45

Mechanical Properties	Metric	English	Comments
Hardness, Barcol	5.00 - 68.0	5.00 - 68.0	Average value: 36.3 Grade Count:39
Tensile Strength, Ultimate	10.0 - 123 MPa	1450 - 17900 psi	Average value: 51.8 MPa Grade Count:53
Elongation at Break	0.500 - 2.40 %	0.500 - 2.40 %	Average value: 1.65 % Grade Count:6
Modulus of Elasticity	1.00 - 10.6 GPa	145 - 1540 ksi	Average value: 4.03 GPa Grade Count:7
Flexural Yield Strength	53.8 - 265 MPa	7800 - 38500 psi	Average value: 128 MPa Grade Count:49
Flexural Modulus	0.359 - 16.0 GPa	52.0 - 2320 ksi	Average value: 10.2 GPa Grade Count:48
Compressive Yield Strength	71.0 - 214 MPa	10300 - 31000 psi	Average value: 141 MPa Grade Count:46
Izod Impact, Notched	1.23 - 9.08 J/cm	2.30 - 17.0 ft-lb/in	Average value: 4.08 J/cm Grade Count:36
Charpy Impact Unnotched	0.500 - 4.50 J/cm²	2.38 - 21.4 ft-lb/in²	Average value: 2.24 J/cm² Grade Count:10
Charpy Impact, Notched	0.300 - 4.50 J/cm²	1.43 - 21.4 ft-lb/in²	Average value: 2.21 J/cm² Grade Count:10

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+12 - 1.00e+14 ohm-cm	1.00e+12 - 1.00e+14 ohm-cm	Average value: 8.11e+13 ohm-cm Grade Count:10
Surface Resistance	1.00e+11 - 1.00e+13 ohm	1.00e+11 - 1.00e+13 ohm	Average value: 8.11e+12 ohm Grade Count:10
Dielectric Constant	4.20 - 4.50	4.20 - 4.50	Average value: 4.47 Grade Count:11
Dielectric Strength	10.8 - 30.0 kV/mm	275 - 762 kV/in	Average value: 17.1 kV/mm Grade Count:46
Dielectric Loss Index	0.0300 - 0.0400	0.0300 - 0.0400	Average value: 0.0310 Grade Count:10
Arc Resistance	143 - 220 sec	143 - 220 sec	Average value: 184 sec Grade Count:43
Comparative Tracking Index	500 - 600 V	500 - 600 V	Average value: 526 V Grade Count:39

Thermal Properties	Metric	English	Comments
CTE, linear	11.9 - 30.0 µm/m-°C	6.60 - 16.7 µin/in-°F	Average value: 20.7 µm/m-°C Grade Count:11
Maximum Service Temperature, Air	71.0 - 200 °C	160 - 392 °F	Average value: 121 °C Grade Count:4
Deflection Temperature at 0.46 MPa (66 psi)	50.0 - 140 °C	122 - 284 °F	Average value: 85.5 °C Grade Count:22
Deflection Temperature at 1.8 MPa (264 psi)	200 - 260 °C	392 - 500 °F	Average value: 252 °C Grade Count:46
Flammability, UL94	HB - 5VA	HB - 5VA	Grade Count:46

Optical Properties	Metric	English	Comments
Transmission, Visible	90.0 %	90.0 %	Average value: 90.0 % Grade Count:6

Processing Properties	Metric	English	Comments
Processing Temperature	138 - 171 °C	280 - 340 °F	Average value: 153 °C Grade Count:35

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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O3500 / 78217

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