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Elmet Technologies

Covestro DESMODUR® TGF223 + BAYTEC® RG203, 45 A Polyurethane, TDI- PPG
Categories: Polymer; Thermoset; Polyurethane, TS

Material Notes:

Information provided by Covestro

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Physical PropertiesMetricEnglishComments
Specific Gravity 0.980 g/cc0.980 g/ccBAYTEC® RG203
 1.03 g/cc1.03 g/cc
 1.04 g/cc1.04 g/ccDESMODUR® TGF223
Viscosity 75 cP75 cPBAYTEC® RG203
 5000 cP5000 cPDESMODUR® TGF223
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 4545DIN 53505
 41
@Temperature 80.0 °C
41
@Temperature 176 °F
DIN 53505
 48
@Temperature -5.00 °C
48
@Temperature 23.0 °F
DIN 53505
Tensile Strength at Break 9.00 MPa1310 psiDIN 53504
Tensile Stress at Strain 0.400 MPa
@Strain 10 %
58.0 psi
@Strain 10 %
DIN 53504
Elongation at Break 1320 %1320 %DIN 53504
100% Modulus 1.20 MPa
@Strain 100 %
174 psi
@Strain 100 %
DIN 53504
200% Modulus 1.80 MPa
@Strain 200 %
261 psi
@Strain 200 %
DIN 53504
300% Modulus 2.10 MPa
@Strain 300 %
305 psi
@Strain 300 %
DIN 53504
Resilience 7070[%]; DIN 53512
Tear Strength 12.0 kN/m68.5 pliwith nick; ISO 34-1
 30.0 kN/m171 pliwithout nick; ISO 34-1
Abrasion 210210[mm3]; ISO 4649
Compression Set 31 %
@Temperature 70.0 °C,
Time 79200 sec
31 %
@Temperature 158 °F,
Time 22.0 hour
ISO 815-1
 
Processing PropertiesMetricEnglishComments
Processing Temperature 25.0 °C77.0 °FDESMODUR® TGF223
 25.0 °C77.0 °FBAYTEC® RG203
Mold Temperature 20.0 °C68.0 °F
Pot Life 14.0 min14.0 min
 
Descriptive Properties
AppearanceliquidDESMODUR® TGF223
 liquidBAYTEC® RG203
Content100Parts by weight of prepolymer
 2.1-2.5%NCO, DESMODUR® TGF223
 55Parts by weight of BAYTEC® RG203

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