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Master Bond adhesives

Covestro DESMODUR® TTG528 + MOCA Polyurethane, TDI- Ether
Categories: Polymer; Thermoset; Polyurethane, TS

Material Notes:

Information provided by Covestro

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.00 g/cc1.00 g/ccDESMODUR® TTG528
 1.05 g/cc1.05 g/cc
 1.25 g/cc1.25 g/ccMOCA
Viscosity 1000 cP1000 cPDESMODUR® TTG528
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 8080DIN 53505
 81
@Temperature -5.00 °C
81
@Temperature 23.0 °F
DIN 53505
 82
@Temperature 80.0 °C
82
@Temperature 176 °F
DIN 53505
Tensile Strength at Break 26.0 MPa3770 psiDIN 53504
Tensile Stress at Strain 1.90 MPa
@Strain 10 %
276 psi
@Strain 10 %
DIN 53504
Elongation at Break 700 %700 %DIN 53504
100% Modulus 3.80 MPa
@Strain 100 %
551 psi
@Strain 100 %
DIN 53504
200% Modulus 4.90 MPa
@Strain 200 %
711 psi
@Strain 200 %
DIN 53504
300% Modulus 6.20 MPa
@Strain 300 %
899 psi
@Strain 300 %
DIN 53504
Resilience 5656[%]; DIN 53512
Tear Strength 39.0 kN/m223 pliwith nick; ISO 34-1
 72.0 kN/m411 pliwithout nick; ISO 34-1
Abrasion 5555[mm3]; ISO 4649
Compression Set 32 %
@Temperature 70.0 °C,
Time 79200 sec
32 %
@Temperature 158 °F,
Time 22.0 hour
ISO 815-1
 
Processing PropertiesMetricEnglishComments
Processing Temperature 80.0 °C176 °FDESMODUR® TTG528
 120 °C248 °FMOCA
Mold Temperature 100 °C212 °F
Pot Life 8.00 min8.00 min
 
Descriptive Properties
AppearanceliquidDESMODUR® TTG528
 solidMOCA
Content100Parts by weight of prepolymer
 2.8-3.2%NCO
 9.1Parts by weight of MOCA

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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PCOVEST0657 / 202440

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