Covestro Desmopan® 3070AU Thermoplastic Polyurethane

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Covestro Desmopan® 3070AU Thermoplastic Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Injection molding grade; free from plasticizers; Application; Injection molded engineering parts; hard soft systems. Mechanical property data for samples at 50% RH. Information provided by Covestro.
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Physical Properties	Metric	English	Comments

Density	1.148 g/cc	0.04147 lb/in³	ISO 1183-1

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	70 @Time 1.00 sec	70 @Time 0.000278 hour	DIN ISO 7619-1
Tensile Strength, Ultimate	25.0 MPa	3630 psi	200mm/min; DIN 53504
Elongation at Break	800 %	800 %	200mm/min; DIN 53504
Tensile Modulus	0.0120 GPa @Temperature 60.0 °C	1.74 ksi @Temperature 140 °F	Tensile Storage Modulus; ISO 6721-1,-4
	0.0170 GPa @Temperature 20.0 °C	2.47 ksi @Temperature 68.0 °F	Tensile Storage Modulus; ISO 6721-1,-4
	0.0550 GPa @Temperature -20.0 °C	7.98 ksi @Temperature -4.00 °F	Tensile Storage Modulus; ISO 6721-1,-4
100% Modulus	2.50 MPa @Strain 100 %	363 psi @Strain 100 %	200 mm/min; DIN 53504
200% Modulus	4.60 MPa @Strain 200 %	667 psi @Strain 200 %	200 mm/min; DIN 53504
Rebound	47 %	47 %	ISO 4662
Tear Strength	36.0 kN/m	205 pli	500mm/min; ISO 34-1
Abrasion	50	50	mm3; ISO 4649 method A, 50% RH
Compression Set	24 % @Temperature 72.0 °C, Time 82800 sec	24 % @Temperature 162 °F, Time 23.0 hour	DIN ISO 815-1
	29 % @Temperature 70.0 °C, Time 86400 sec	29 % @Temperature 158 °F, Time 24.0 hour	DIN ISO 815-1, Method C
	43 % @Temperature 70.0 °C, Time 86400 sec	43 % @Temperature 158 °F, Time 24.0 hour	DIN ISO 815-1, Method A

Processing Properties	Metric	English	Comments
Melt Temperature	185 - 215 °C	365 - 419 °F	injection molding
Mold Temperature	20.0 °C	68.0 °F	injection molding
Drying Temperature	<= 80.0 °C	<= 176 °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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PB095030 / 200100

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