Covestro DESMODUR® TG263 + BAYTEC® XL 1705, 95 A Polyurethane, TDI- PPG

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Covestro DESMODUR® TG263 + BAYTEC® XL 1705, 95 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	1.06 g/cc	1.06 g/cc	DESMODUR® TG263
	1.14 g/cc	1.14 g/cc
	1.21 g/cc	1.21 g/cc	BAYTEC® XL 1705
Viscosity	690 cP	690 cP	BAYTEC® XL 1705
	1200 cP	1200 cP	DESMODUR® TG263

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	95	95	DIN 53505
	93 @Temperature 80.0 °C	93 @Temperature 176 °F	DIN 53505
	99 @Temperature -5.00 °C	99 @Temperature 23.0 °F	DIN 53505
Tensile Strength at Break	30.0 MPa	4350 psi	DIN 53504
Tensile Stress at Strain	6.40 MPa @Strain 10 %	928 psi @Strain 10 %	DIN 53504
Elongation at Break	370 %	370 %	DIN 53504
100% Modulus	15.1 MPa @Strain 100 %	2190 psi @Strain 100 %	DIN 53504
200% Modulus	19.2 MPa @Strain 200 %	2780 psi @Strain 200 %	DIN 53504
300% Modulus	24.4 MPa @Strain 300 %	3540 psi @Strain 300 %	DIN 53504
Resilience	29	29	[%]; DIN 53512
Tear Strength	50.0 kN/m	285 pli	with nick; ISO 34-1
	105 kN/m	599 pli	without nick; ISO 34-1
Abrasion	45	45	[mm3]; ISO 4649
Compression Set	53 % @Temperature 70.0 °C, Time 79200 sec	53 % @Temperature 158 °F, Time 22.0 hour	ISO 815-1

Processing Properties	Metric	English	Comments
Processing Temperature	30.0 °C	86.0 °F	BAYTEC® XL 1705
	70.0 °C	158 °F	DESMODUR® TG263
Mold Temperature	100 °C	212 °F
Pot Life	2.167 min	2.167 min

Descriptive Properties
Appearance	liquid		DESMODUR® TG263
	liquid		BAYTEC® XL 1705
Content	100		Parts by weight of prepolymer
	15.1		Parts by weight of BAYTEC® XL 1705
	6.05-6.45%		NCO, DESMODUR® TG263

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PCOVEST0618 / 202401

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