[AR] Re: Lubricant for cryogenic Valves

  • From: Henry Spencer <hspencer@xxxxxxxxxxxxx>
  • To: Arocket List <arocket@xxxxxxxxxxxxx>
  • Date: Sun, 19 Feb 2023 16:21:37 -0500 (EST)

I wrote:

Molybdenum disulfide, superficially similar, *does* work as a lubricant in vacuum, and hmm, it seems to be considered LOX-compatible too (says here to look for "Molykote type Z" or some types of "Oxylube" -- caution, my source on this is old).

Ah yes, <https://www.tsmoly.com/molybdenum-disulfide-powder-moly-powder-technical-fine-grade-p-195.html> specifically cites "liquid oxygen valves" as a lubricant application for molybdenum disulfide powder.

Henry

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