Schmiermittelzusammensetzung und direkt wirkende Vorrichtungen mit der Schmiermittelzusammensetzung

A grease composition includes: a poly-alpha-olefin having a kinematic viscosity at 40 degrees C. of 60 to 320 mm2/s, the poly-alpha-olefin being contained in an amount of 50 mass % or more relative to a whole composition; a thickener that is a lithium salt of a hydroxyl-free fatty acid having 10 to...

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Bibliographische Detailangaben
Hauptverfasser: YOSHIMURA, HIRONORI, KITANO, HIROYUKI, FUJINAMI, YUKITOSHI, FUJINAKA, KENSAKU, OHARA, YASUSHI, HARA, SHIGEO
Format: Patent
Sprache:ger
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Zusammenfassung:A grease composition includes: a poly-alpha-olefin having a kinematic viscosity at 40 degrees C. of 60 to 320 mm2/s, the poly-alpha-olefin being contained in an amount of 50 mass % or more relative to a whole composition; a thickener that is a lithium salt of a hydroxyl-free fatty acid having 10 to 22 carbon atoms; and an ashless dithiocarbamate and/or zinc dithiocarbamate that are contained in an amount of 0.1 to 1.5 mass % in terms of sulfur relative to a whole composition. In the grease composition, a phosphorous content is 0.05 mass % or less relative to the whole composition, and a worked penetration is in a range from 265 to 310.