Covestro Desmodur® MS-092 + Baytec XL B/Baytec XL HQEE, 50D Polyurethane, MDI- Ester

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Covestro Desmodur® MS-092 + Baytec XL B/Baytec XL HQEE, 50D Polyurethane, MDI- Ester
Categories:	Polymer; Thermoset; Polyurethane, TS
Material Notes:	Characteristics: Properties: Excellent wear and tear resistance Superior tensile strength & elongation Good solvent resistance Low compression set Comments: Suitable for forklift tires, sheet goods, wheels, & rollers Suitable for sprocket wheels & die-cut pads Ideal for gaskets & seals Excellent general purpose elastomer Improved temperature resistance with HQEE Information provided by Covestro
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Physical Properties	Metric	English	Comments

Specific Gravity	1.13 g/cc	1.13 g/cc	Desmodur MS-092
Viscosity	8.0 cP	8.0 cP	Baytec XL B
	365 cP	365 cP	Desmodur MS-092

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	50	50	ASTM D412
Tensile Strength at Break	42.1 MPa	6110 psi	ASTM D412
Elongation at Break	480 %	480 %	ASTM D412
100% Modulus	13.1 MPa @Strain 100 %	1900 psi @Strain 100 %	ASTM D412
200% Modulus	15.5 MPa @Strain 200 %	2250 psi @Strain 200 %	ASTM D412
300% Modulus	19.3 MPa @Strain 300 %	2800 psi @Strain 300 %	ASTM D412
Resilience	42	42	[%], Bayshore; ASTM D2632
Tear Strength	48.2 kN/m	275 pli	Die C; ASTM D624
	65.7 kN/m	375 pli	Split; ASTM D1938
Taber Abrasion, mg/1000 Cycles	42 @Load 1.00 kg	42 @Load 2.20 lb	H-18 wheel; ASTM D4060
Compression Set	26 % @Temperature 70.0 °C, Time 79200 sec	26 % @Temperature 158 °F, Time 22.0 hour	ASTM D395-B

Processing Properties	Metric	English	Comments
Processing Temperature	50.0 - 70.0 °C	122 - 158 °F	Baytec XL B
	80.0 - 95.0 °C	176 - 203 °F	Desmodur MS-092
	100 - 110 °C	212 - 230 °F	Baytec XL HQEE
Mold Temperature	100 - 110 °C	212 - 230 °F
Pot Life	2.00 - 4.00 min	2.00 - 4.00 min

Descriptive Properties
Appearance	clear liquid		Baytec XL B
	tan solid		Baytec XL HQEE
	yellow liquid		Desmodur MS-092
Content	100		Parts by weight of Desmodur MS-092 prepolymer*
	19.61		Parts by weight of Baytec XL HQEE*
	45 EW		NCO, Baytec XL B
	8.95-9.74%		NCO, Desmodur MS-092
	99 EW		NCO, Baytec XL HQEE

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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PCOVEST0503 / 202286

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