Covestro DESMODUR® TGF2101 + BAYTEC® RG426, 85 A Polyurethane, TDI- PPG

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Covestro DESMODUR® TGF2101 + BAYTEC® RG426, 85 A Polyurethane, TDI- PPG
Categories:	Polymer; Thermoset; Polyurethane, TS
Material Notes:	Information provided by Covestro
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Physical Properties	Metric	English	Comments

Specific Gravity	1.04 g/cc	1.04 g/cc	BAYTEC® RG426
	1.06 g/cc	1.06 g/cc	DESMODUR® TGF2101
	1.10 g/cc	1.10 g/cc
Viscosity	950 cP	950 cP	BAYTEC® RG426
	4000 cP	4000 cP	DESMODUR® TGF2101

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	85	85	DIN 53505
	83 @Temperature 80.0 °C	83 @Temperature 176 °F	DIN 53505
	88 @Temperature -5.00 °C	88 @Temperature 23.0 °F	DIN 53505
Tensile Strength at Break	18.0 MPa	2610 psi	DIN 53504
Tensile Stress at Strain	2.80 MPa @Strain 10 %	406 psi @Strain 10 %	DIN 53504
Elongation at Break	650 %	650 %	DIN 53504
100% Modulus	6.20 MPa @Strain 100 %	899 psi @Strain 100 %	DIN 53504
200% Modulus	7.40 MPa @Strain 200 %	1070 psi @Strain 200 %	DIN 53504
300% Modulus	8.20 MPa @Strain 300 %	1190 psi @Strain 300 %	DIN 53504
Resilience	43	43	[%]; DIN 53512
Tear Strength	49.0 kN/m	280 pli	with nick; ISO 34-1
	76.0 kN/m	434 pli	without nick; ISO 34-1
Abrasion	150	150	[mm3]; ISO 4649
Compression Set	55 % @Temperature 70.0 °C, Time 79200 sec	55 % @Temperature 158 °F, Time 22.0 hour	ISO 815-1

Processing Properties	Metric	English	Comments
Processing Temperature	25.0 °C	77.0 °F	DESMODUR® TGF2101
	25.0 °C	77.0 °F	BAYTEC® RG426
Mold Temperature	20.0 °C	68.0 °F
Pot Life	8.00 min	8.00 min

Descriptive Properties
Appearance	liquid		DESMODUR® TGF2101
	liquid		BAYTEC® RG426
Content	100		Parts by weight of prepolymer
	80.5		Parts by weight of BAYTEC® RG426
	9.9-10.3%		NCO

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PCOVEST0633 / 202416

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