Covestro Desmopan® 453 DPS 041 TPU

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Covestro Desmopan® 453 DPS 041 TPU
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Injection molding grade; grease and oil-resistant; hydrolysis-stabilized; low compression set; good wear resistance; Application; Injection molded engineering parts; Automotive engineering; Coupling elements Mechanical property data for samples at 50% RH. Information provided by Covestro
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Physical Properties	Metric	English	Comments

Specific Gravity	1.22 g/cc	1.22 g/cc	ISO 1183-1

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	97	97	ISO 868
Hardness, Shore D	51	51	ISO 868
Tensile Strength, Ultimate	37.9 MPa	5500 psi	200 mm/min; DIN 53504
Elongation at Break	472 %	472 %	200 mm/min; DIN 53504
Tensile Modulus	0.110 GPa @Temperature 60.0 °C	16.0 ksi @Temperature 140 °F	storage; ISO 6721-1,-4
	0.240 GPa @Temperature 20.0 °C	34.8 ksi @Temperature 68.0 °F	storage; ISO 6721-1,-4
	1.78 GPa @Temperature -20.0 °C	258 ksi @Temperature -4.00 °F	storage; ISO 6721-1,-4
50% Modulus	15.1 MPa @Strain 50 %	15.1 MPa @Strain 50 %	200 mm/min; DIN 53504
100% Modulus	18.3 MPa @Strain 100 %	2650 psi @Strain 100 %	200 mm/min; DIN 53504
200% Modulus	30.6 MPa @Strain 200 %	4440 psi @Strain 200 %	200 mm/min; DIN 53504
Rebound	30 %	30 %	Resilience; ISO 4662
Tear Strength	180 kN/m	1030 pli	500 mm/min; ISO 34-1
Abrasion	32	32	mm3; ISO 4649 method A
Compression Set	15 % @Temperature 23.0 °C, Time 259000 sec	15 % @Temperature 73.4 °F, Time 72.0 hour	ISO 815
	27 % @Temperature 70.0 °C, Time 86400 sec	27 % @Temperature 158 °F, Time 24.0 hour	ISO 815

Processing Properties	Metric	English	Comments
Melt Temperature	220 - 240 °C	428 - 464 °F
Mold Temperature	20.0 - 40.0 °C	68.0 - 104 °F
Drying Temperature	110 °C	230 °F

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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PCOVEST0684 / 202467

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