Covestro DESMODUR® TD743 + BAYTEC® XL TMP + PLASTICIZER V10 (Catalyst SD6-40), 35A Polyurethane, TDI- Ester

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Covestro DESMODUR® TD743 + BAYTEC® XL TMP + PLASTICIZER V10 (Catalyst SD6-40), 35A Polyurethane, TDI- Ester
Categories:	Polymer; Thermoset; Polyurethane, TS
Material Notes:	Information provided by Covestro
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Physical Properties	Metric	English	Comments

Specific Gravity	0.980 g/cc	0.980 g/cc	PLASTICIZER V10
	1.08 g/cc	1.08 g/cc	BAYTEC® XL TMP
	1.21 g/cc	1.21 g/cc	DESMODUR® TD743
	1.24 g/cc	1.24 g/cc
Viscosity	10 cP	10 cP	PLASTICIZER V10
	75 cP	75 cP	BAYTEC® XL TMP
	3000 cP	3000 cP	DESMODUR® TD743

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	35	35	DIN 53505
	37 @Temperature 80.0 °C	37 @Temperature 176 °F	DIN 53505
	80 @Temperature -5.00 °C	80 @Temperature 23.0 °F	DIN 53505
Tensile Strength at Break	3.00 MPa	435 psi	DIN 53504
Tensile Stress at Strain	0.200 MPa @Strain 10 %	29.0 psi @Strain 10 %	DIN 53504
Elongation at Break	360 %	360 %	DIN 53504
100% Modulus	0.800 MPa @Strain 100 %	116 psi @Strain 100 %	DIN 53504
200% Modulus	1.30 MPa @Strain 200 %	189 psi @Strain 200 %	DIN 53504
300% Modulus	2.10 MPa @Strain 300 %	305 psi @Strain 300 %	DIN 53504
Resilience	33	33	[%]; DIN 53512
Tear Strength	3.00 kN/m	17.1 pli	with nick; ISO 34-1
	16.0 kN/m	91.3 pli	without nick; ISO 34-1
Abrasion	2.0	2.0	[mm3]; ISO 4649
Compression Set	72 % @Temperature 70.0 °C, Time 79200 sec	72 % @Temperature 158 °F, Time 22.0 hour	ISO 815-1

Processing Properties	Metric	English	Comments
Processing Temperature	90.0 °C	194 °F	DESMODUR® TD743
	90.0 °C	194 °F	BAYTEC® XL TMP
	90.0 °C	194 °F	PLASTICIZER V10
Mold Temperature	100 °C	212 °F
Pot Life	25.0 min	25.0 min

Descriptive Properties
Appearance	liquid		PLASTICIZER V10
	solid		DESMODUR® TD743
	solid		BAYTEC® XL TMP
Content	100		Parts by weight of prepolymer
	2		Catalyst SD6-40 % / total (by weight), (catalyst at the head)
	35		Parts by weight of PLASTICIZER V10
	4.1-4.5%		NCO
	4.4		Parts by weight of BAYTEC® XL TMP

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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