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Elmet Technologies

Lubrizol ISOPLAST™ 302EZ Engineering Thermoplastic Polyurethane Resin
Categories: Polymer; Thermoplastic; Polyurethane, TP

Material Notes: NSF Standard 61 Certified

Information provided by Lubrizol

Lubrizol acquired the Isoplast product line from Dow in 2009.

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Specific Gravity 1.20 g/cc1.20 g/ccASTM D792
Linear Mold Shrinkage 0.0040 - 0.0060 cm/cm0.0040 - 0.0060 in/inASTM D955
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 9292ASTM D648
Hardness, Rockwell R 124124ASTM D648
Tensile Strength, Ultimate 68.9 MPa10000 psiASTM D638
Tensile Strength, Yield 82.7 MPa12000 psiASTM D638
Elongation at Break 30 %30 %ASTM D638
Elongation at Yield 9.0 %9.0 %ASTM D638
Tensile Modulus 1.93 GPa280 ksiASTM D638
Flexural Strength 96.5 MPa14000 psiASTM D790
Flexural Modulus 2.28 GPa330 ksiASTM D790
Izod Impact, Notched  0.587 J/cm
@Thickness 3.17 mm,
Temperature -40.0 °C
1.10 ft-lb/in
@Thickness 0.125 in,
Temperature -40.0 °F
ASTM D256
 1.07 J/cm
@Thickness 3.17 mm,
Temperature 22.8 °C
2.00 ft-lb/in
@Thickness 0.125 in,
Temperature 73.0 °F
ASTM D256
Dart Drop, Total Energy 68.0 J50.2 ft-lbASTM D3763
 
Thermal PropertiesMetricEnglishComments
CTE, linear 57.6 µm/m-°C
@Temperature 20.0 °C
32.0 µin/in-°F
@Temperature 68.0 °F
ASTM D696
Deflection Temperature at 0.46 MPa (66 psi) 132 °C270 °Funannealed; ASTM D648
 143 °C290 °Fannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 116 °C240 °Funannealed; ASTM D648
 138 °C280 °Fannealed; ASTM D648
Vicat Softening Point 147 °C297 °FASTM D1525
 
Optical PropertiesMetricEnglishComments
Yellow Index 40 %40 %ASTM D1925
Transmission, Visible 88 %88 %ASTM D1003
 
Processing PropertiesMetricEnglishComments
Melt Temperature 238 - 260 °C460 - 500 °F
Mold Temperature 93.0 - 121 °C199 - 250 °F
Drying Temperature 127 - 138 °C261 - 280 °F

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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