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Elmet Technologies

Huntsman IROGRAN® A 95 K 4977 TPU-High Temperature Performance
Categories: Polymer; Thermoplastic; Elastomer, TPE; Polyurethane TPE; Polyurethane, TP

Material Notes: Polycaprolactone and ether based. Good processability and compression set. Excellent resistance to high temperatures, water, grease, and oils.. Used in seals, wheels, and rollers.

Information provided by Huntsman

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Physical PropertiesMetricEnglishComments
Density 1.20 g/cc0.0434 lb/in³ASTM D792
Linear Mold Shrinkage 0.013 cm/cm0.013 in/inASTM D995
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 9494ASTM D2240
Hardness, Shore D 4646ASTM D2240
Tensile Strength at Break 55.0 MPa7980 psiDIN 53504
Elongation at Break 510 %510 %ASTM D412
100% Modulus 12.5 MPa
@Strain 100 %
1810 psi
@Strain 100 %
DIN 53504
300% Modulus 24.5 MPa
@Strain 300 %
3550 psi
@Strain 300 %
DIN 53504
Rebound 29 %29 %Bayshore; ASTM D2632
Tear Strength 133 kN/m760 pliASTM D624
Abrasion 3535[mm3]; ISO 4649
Compression Set  15 %
@Temperature 23.0 °C,
Time 252000 sec
15 %
@Temperature 73.4 °F,
Time 70.0 hour
ASTM D395
 25 %
@Temperature 70.0 °C,
Time 86400 sec
25 %
@Temperature 158 °F,
Time 24.0 hour
ASTM D395
 
Thermal PropertiesMetricEnglishComments
Melting Point 210 - 220 °C410 - 428 °FHuntsman/TMA

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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