Multi-zone coatings on parts for galling prevention and high-temperature chemical stability

Disclosed herein are fasteners for use in a semiconductor wafer process chamber. The fasteners may be used to secure hardware. The fasteners may include outermost surfaces that are provided by multiple different coatings, e.g., a hard coating and a dry lubricant coating. The hard coating may provide...

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Bibliographische Detailangaben
Hauptverfasser: ODE, ROHIT, GOMM, TROY ALAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:Disclosed herein are fasteners for use in a semiconductor wafer process chamber. The fasteners may be used to secure hardware. The fasteners may include outermost surfaces that are provided by multiple different coatings, e.g., a hard coating and a dry lubricant coating. The hard coating may provide outermost surfaces of the fastener that are exposed to a plasma when a remote plasma clean is performed and may be used to prevent particle generation when the fastener is subjected to the remote plasma clean. The dry lubricant coating may provide outermost surfaces of a threaded portion of the fastener and may be used to prevent galling.