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Rulon Bearings

Covestro DESMODUR® MTR31130 + BAYTEC® RT9265, 65 A Polyurethane, MDI- PTMEG
Categories: Polymer; Thermoset; Polyurethane, TS

Material Notes:

Information provided by Covestro

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Physical PropertiesMetricEnglishComments
Specific Gravity 0.940 g/cc0.940 g/ccBAYTEC® RT9265, B
 0.970 g/cc0.970 g/ccBAYTEC® RT9265, A
 1.06 g/cc1.06 g/cc
 1.10 g/cc1.10 g/ccDESMODUR® MTR31130
Viscosity 85 cP85 cPBAYTEC® RT9265, B
 200 cP200 cPBAYTEC® RT9265, A
 800 cP800 cPDESMODUR® MTR31130
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 6565DIN 53505
 63
@Temperature 80.0 °C
63
@Temperature 176 °F
DIN 53505
 68
@Temperature -5.00 °C
68
@Temperature 23.0 °F
DIN 53505
Tensile Strength at Break 8.00 MPa1160 psiDIN 53504
Tensile Stress at Strain 0.600 MPa
@Strain 10 %
87.0 psi
@Strain 10 %
DIN 53504
Elongation at Break 500 %500 %DIN 53504
100% Modulus 2.10 MPa
@Strain 100 %
305 psi
@Strain 100 %
DIN 53504
200% Modulus 2.60 MPa
@Strain 200 %
377 psi
@Strain 200 %
DIN 53504
300% Modulus 3.10 MPa
@Strain 300 %
450 psi
@Strain 300 %
DIN 53504
Resilience 7070[%]; DIN 53512
Tear Strength 8.00 kN/m45.6 pliwith nick; ISO 34-1
 29.0 kN/m165 pliwithout nick; ISO 34-1
Abrasion 9595[mm3]; ISO 4649
Compression Set 29 %
@Temperature 70.0 °C,
Time 79200 sec
29 %
@Temperature 158 °F,
Time 22.0 hour
ISO 815-1
 
Processing PropertiesMetricEnglishComments
Processing Temperature 45.0 °C113 °FDESMODUR® MTR31130
 45.0 °C113 °FBAYTEC® RT9265
Pot Life 10.0 min10.0 min
 
Descriptive Properties
AppearanceliquidDESMODUR® MTR31130
 solidBAYTEC® RT9265
Content100Parts by weight of prepolymer
 12.9-13.3%NCO, DESMODUR® MTR31130
 133.2Parts by weight of BAYTEC® RT92 xx

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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