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Covestro DESMODUR® TG293 + MOCA, 75D Polyurethane, TDI- PPG
Categories: Polymer; Thermoset; Polyurethane, TS

Material Notes:

Information provided by Covestro

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.10 g/cc1.10 g/ccDESMODUR® TG293
 1.22 g/cc1.22 g/cc
 1.25 g/cc1.25 g/ccMOCA
Viscosity 700 cP700 cPDESMODUR® TG293
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D 7575DIN 53505
 65
@Temperature 80.0 °C
65
@Temperature 176 °F
DIN 53505
 82
@Temperature -5.00 °C
82
@Temperature 23.0 °F
DIN 53505
Tensile Strength at Break 45.0 MPa6530 psiDIN 53504
Tensile Stress at Strain 33.0 MPa
@Strain 10 %
4790 psi
@Strain 10 %
DIN 53504
Elongation at Break 200 %200 %DIN 53504
100% Modulus 40.0 MPa
@Strain 100 %
5800 psi
@Strain 100 %
DIN 53504
200% Modulus 45.0 MPa
@Strain 200 %
6530 psi
@Strain 200 %
DIN 53504
Resilience 4040[%]; DIN 53512
Tear Strength 134 kN/m765 pliwith nick; ISO 34-1
 190 kN/m1080 pliwithout nick; ISO 34-1
Abrasion 9090[mm3]; ISO 4649
 
Processing PropertiesMetricEnglishComments
Processing Temperature 70.0 °C158 °FDESMODUR® TG293
 120 °C248 °FMOCA
Mold Temperature 100 °C212 °F
Pot Life 1.50 min1.50 min
 
Descriptive Properties
AppearanceliquidDESMODUR® TG293
 solidMOCA
Content100Parts by weight of prepolymer
 28.1Parts by weight of MOCA
 9.1-9.5%NCO, DESMODUR® TG293

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