Yeah. That was probably my brain aneurysm acting up. Probably conflated WD40 and DC4...
-- bp part15sbs{at}gmail{dot}com On Sun, Feb 10, 2019 at 12:30 PM Ken Hohhof <af...@kwisp.com> wrote: > I think you mean DC4 which is dielectric grease. The chemical composition > is probably similar to DC111 but it isn’t as stiff. DC111 is basically a > food grade lubricant for rubber valve rings. I suspect that plumbers > grease that you buy at a hardware store is similar stuff. DC111 probably > has silica added to make it thicker. > > > > If you like the single use packets instead of 5 oz tubes, I think these > are probably the same thing: > > > > > https://pilotshq.com/dow-corning-molykote-111-oringvalve-lubricant-6gm-dc111-6gm-p-18024.html > > > > > > > > *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Bill Prince > *Sent:* Sunday, February 10, 2019 12:39 PM > *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> > *Subject:* Re: [AFMUG] Lube for Backhaul O-rings? > > > > I always used DC-40. I bought it at the airplane shop. > > > -- > > bp > > part15sbs{at}gmail{dot}com > > > > > > On Sun, Feb 10, 2019 at 10:12 AM Jeremy <jeremysmi...@gmail.com> wrote: > > Do you lube the O rings on your licensed antennas? I have seen some where > they didn't and the O ring cracks apart, potentially causing water > ingress. > > > > Most of the big names include a small pack with the radio or dish. I am > struggling to find the exact product. I have heard people say that you can > just use Vaseline, but the Internet says the petroleum will eat the rubber > o ring within about a year. I see dielectric grease also being reported as > being used, but it will supposedly also melt the rubber. > > > > Most are recommending Silicone Grease. The only silicone grease that I > can find locally is "100% pure Silicone Grease" that is "Spark Plug Boot > Grease". I figure that spark plugs boots are also rubber so this is > probably the stuff, but it is also listed as being dielectric, and it > contains polydimethylsiloxane.... whatever that is. > > > > Does anyone have any recommendations for what I should use to lube the > O-Rings on my licensed backhauls when they do not include a tube of > whatever they usually include?? Anyone have any stories about things that > did not work out? > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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