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Rulon Bearings

Covestro DESMODURE® N 3900 Polyurethane
Categories: Polymer; Thermoset; Polyurethane, TS

Material Notes: Characterization: Low-viscosity, aliphatic polyisocyanate resin based on hexamethylene diisocyanate. As the hardener for weather-stable coating systems.

Properties / Applications: Desmodur® N 3900 is used to formulate high-solids systems for automotive refinishing, transportation coating and plastics coating.

Information provided by Covestro

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.15 g/cc1.15 g/ccDIN EN ISO 2811
Viscosity 630 - 830 cP630 - 830 cPDIN EN ISO 3219/A.3
 
Thermal PropertiesMetricEnglishComments
Flash Point 203 °C397 °FDIN 22 719
 
Descriptive Properties
Color<40Hazen, M017-EN 1557
Content<0.25%Monomeric HDI, M106-IOS 10283
 23-24%NCO, M105--ISO 11909

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PCOVEST0564 / 202347

Aluminum Castings

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