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Rulon Bearings

Covestro Desmopan® W DP 89051D Polyurethane
Categories: Polymer; Thermoplastic; Polyurethane, TP

Material Notes:

As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.

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Physical PropertiesMetricEnglishComments
Density 1.08 g/cc0.0390 lb/in³ISO 1183
Melt Density 0.915 g/cc
@Temperature 200 °C
0.0331 lb/in³
@Temperature 392 °F
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 96963s; ISO 868
Hardness, Shore D 515115s; ISO 868
Tensile Strength at Break 48.0 MPa6960 psiISO 527-1/-2
Tensile Strength, Yield 48.0 MPa6960 psiparallel; ISO 527-3
Tensile Stress at Strain  17.0 MPa
@Strain 100 %
2470 psi
@Strain 100 %
ISO 527-1/-2
 23.0 MPa
@Strain 300 %
3340 psi
@Strain 300 %
ISO 527-1/-2
Elongation at Break >= 300 %>= 300 %ISO 527-1/-2
Abrasion 1717mm³; ISO 4649
Compression Set 46 %
@Temperature 70.0 °C
46 %
@Temperature 158 °F
ISO 815
 
Thermal PropertiesMetricEnglishComments
Specific Heat Capacity 1.70 J/g-°C0.406 BTU/lb-°FMelt
Thermal Conductivity 0.124 W/m-K0.861 BTU-in/hr-ft²-°FMelt
 
Processing PropertiesMetricEnglishComments
Melt Temperature 200 - 240 °C392 - 464 °F
Mold Temperature 20.0 - 40.0 °C68.0 - 104 °F
Ejection Temperature 50.0 °C122 °F
Drying Temperature 70.0 - 110 °C158 - 230 °F
Dry Time 1.00 - 2.00 hour1.00 - 2.00 hourDry Air Dryer
Moisture Content <= 0.050 %<= 0.050 %
 
Descriptive Properties
AvailabilityAsia Pacific
 India
 North America
Eff. thermal diffusivity (m²/s)8E-08

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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PB09828 / 92668

Aluminum Castings

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