Covestro Desmopan® 89043D Thermoplastic Polyurethane

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Covestro Desmopan® 89043D Thermoplastic Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Injection molding grade; no yellowing under the action of UV light; very good hydrolysis and microbial resistance; good low-temperature flexibility; high rebound resilience; low abrasion; colored applications in the automotive, sports and leisure sectors. Mechanical property data for samples at 50% RH. Information provided by Covestro.
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Physical Properties	Metric	English	Comments

Density	1.08 g/cc	0.0390 lb/in³	ISO 1183-1

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	95 @Time 1.00 sec	95 @Time 0.000278 hour	DIN ISO 7619-1
Hardness, Shore D	43 @Time 1.00 sec	43 @Time 0.000278 hour	DIN ISO 7619-1
Tensile Strength, Ultimate	30.0 MPa	4350 psi	200mm/min; DIN 53504
Tensile Stress at Strain	12.0 MPa @Strain 100 %	1740 psi @Strain 100 %	200mm/min; DIN 53504
Elongation at Break	700 %	700 %	200mm/min; DIN 53504
Tensile Modulus	0.101 GPa @Temperature 60.0 °C	14.6 ksi @Temperature 140 °F	Tensile Storage Modulus; ISO 6721-1,-4
	0.143 GPa @Temperature 20.0 °C	20.7 ksi @Temperature 68.0 °F	Tensile Storage Modulus; ISO 6721-1,-4
	0.230 GPa @Temperature -20.0 °C	33.4 ksi @Temperature -4.00 °F	Tensile Storage Modulus; ISO 6721-1,-4
100% Modulus	12.0 MPa @Strain 100 %	1740 psi @Strain 100 %	200 mm/min; DIN 53504
200% Modulus	18.0 MPa @Strain 200 %	2610 psi @Strain 200 %	200 mm/min; DIN 53504
Flexural Modulus	0.0800 GPa @Temperature 23.0 °C	11.6 ksi @Temperature 73.4 °F	2 mm/min; ISO 178
Rebound	56 %	56 %	ISO 4662
Tear Strength	96.0 kN/m	548 pli	500mm/min; ISO 34-1
Abrasion	11	11	mm3; ISO 4649 method A
Compression Set	41 % @Temperature 70.0 °C, Time 86400 sec	41 % @Temperature 158 °F, Time 24.0 hour	DIN ISO 815-1, Method A

Processing Properties	Metric	English	Comments
Melt Temperature	230 - 260 °C	446 - 500 °F	injection molding
Mold Temperature	40.0 - 60.0 °C	104 - 140 °F	injection molding
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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PB095002 / 200073

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