Overview of materials for Polycarbonate-Urethane

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Overview of materials for Polycarbonate-Urethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Polycarbonate-Urethane
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Polycarbonate-Urethane". 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	Original Value	Comments

Density	1.19 - 1.22 g/cc	Average value: 1.20 g/cc Grade Count:12
Water Absorption	0.540 - 1.20 %	Average value: 0.878 % Grade Count:9
Molecular Weight	231000 - 262000 g/mol	Average value: 250000 g/mol Grade Count:3
Linear Mold Shrinkage	0.00240 - 0.0386 cm/cm	Average value: 0.0145 cm/cm Grade Count:7
Linear Mold Shrinkage, Transverse	0.000 - 0.0300 cm/cm	Average value: 0.0137 cm/cm Grade Count:4
Melt Flow	3.00 - 35.0 g/10 min	Average value: 15.6 g/10 min Grade Count:11

Mechanical Properties	Original Value	Comments
Hardness, Shore A	75.0 - 96.0	Average value: 85.5 Grade Count:11
Hardness, Shore D	55.0 - 75.0	Average value: 62.6 Grade Count:8
Tensile Strength, Ultimate	25.0 - 63.2 MPa	Average value: 50.6 MPa Grade Count:20
Elongation at Break	241 - 900 %	Average value: 426 % Grade Count:20
Flexural Yield Strength	0.945 - 70.3 MPa	Average value: 9.53 MPa Grade Count:10
Flexural Modulus	0.0192 - 1.79 GPa	Average value: 0.238 GPa Grade Count:10
Coefficient of Friction	0.410 - 1.52	Average value: 0.801 Grade Count:9
Tear Strength	64.9 - 237 kN/m	Average value: 122 kN/m Grade Count:8
Taber Abrasion, mg/1000 Cycles	5.70 - 31.0	Average value: 12.8 Grade Count:5

Electrical Properties	Original Value	Comments
Dielectric Constant	3.70 - 5.00	Average value: 4.26 Grade Count:7
Dielectric Strength	14.2 - 24.6 kV/mm	Average value: 18.2 kV/mm Grade Count:10

Thermal Properties	Original Value	Comments
CTE, linear	93.2 - 161 µm/m-°C	Average value: 138 µm/m-°C Grade Count:4
Melting Point	162 - 180 °C	Average value: 173 °C Grade Count:3
Vicat Softening Point	21.1 - 107 °C	Average value: 72.4 °C Grade Count:9
Glass Transition Temp, Tg	-69.0 - 1.00 °C	Average value: -21.4 °C Grade Count:8

Processing Properties	Original Value	Comments
Processing Temperature	180 - 232 °C	Average value: 205 °C Grade Count:6
Die Temperature	174 - 238 °C	Average value: 213 °C Grade Count:6
Melt Temperature	160 - 238 °C	Average value: 208 °C Grade Count:10
Drying Temperature	71.1 - 116 °C	Average value: 85.5 °C Grade Count:10
Moisture Content	0.100 %	Average value: 0.100 % Grade Count:6
Dew Point	-40.0 °C	Average value: -40.0 °C 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 go back to viewing the property data in MatWeb's normal format.

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O5055 / 78469

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