Covestro Desmopan® 3055D Polyurethane

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Covestro Desmopan® 3055D Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Injection molding grade; with high mechanical strength for articles subject to wear; excellent abrasion resistance; good wear resistance; very short cycle times; Application; Injection molded engineering parts; Rollers As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
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Physical Properties	Metric	English	Comments

Density	1.22 g/cc	0.0441 lb/in³	ISO 1183

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	96	96	ISO 868
Hardness, Shore D	56	56	ISO 868
Tensile Strength, Ultimate	53.5 MPa	7760 psi	200 mm/min; DIN 53504
Tensile Stress at Strain	14.0 MPa @Strain 10 %	2030 psi @Strain 10 %	200 mm/min; DIN 53504
	19.9 MPa @Strain 50 %	2890 psi @Strain 50 %	200 mm/min; DIN 53504
	22.2 MPa @Strain 100 %	3220 psi @Strain 100 %	200 mm/min; DIN 53504
	39.5 MPa @Strain 300 %	5730 psi @Strain 300 %	200 mm/min; DIN 53504
Elongation at Break	408 %	408 %	200 mm/min; DIN 53504
Tensile Modulus	0.117 GPa @Temperature 60.0 °C	17.0 ksi @Temperature 140 °F	ISO 6721-1,-4
	0.256 GPa @Temperature 20.0 °C	37.1 ksi @Temperature 68.0 °F	ISO 6721-1,-4
	1.20 GPa @Temperature -20.0 °C	174 ksi @Temperature -4.00 °F	ISO 6721-1,-4
Flexural Modulus	0.128 GPa	18.6 ksi	2 mm/min; ISO 178
Rebound	35 %	35 %	Resilience; ISO 4662
Tear Strength	136 kN/m	776 pli	500 mm/min; ISO 34-1
Abrasion	26	26	mm³, Method A; ISO 4649
Compression Set	21 % @Temperature 23.0 °C	21 % @Temperature 73.4 °F	72 hr; ISO 815
	35 % @Temperature 70.0 °C	35 % @Temperature 158 °F	24 hr; ISO 815
	26 % @Temperature 70.0 °C, Time 86400 sec	26 % @Temperature 158 °F, Time 24.0 hour	Method C; ISO 815-1

Processing Properties	Metric	English	Comments
Melt Temperature	220 - 240 °C	428 - 464 °F	Injection
Mold Temperature	20.0 - 40.0 °C	68.0 - 104 °F	Injection
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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PB09784 / 92624

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