Silicone grease

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I'm seeing 'bulb grease', 'connector grease', 'plumbers grease' and just plain silicone grease. Are these all basically the same and can the silicone grease be used for all those applications?

Thanks!
 
I do not know about plumbers grease. The bulb and connector grease should be dielectric grease. Its possible that bulb grease can withstand the high heat a bulb might produce. I use the NAPA disc brake grease as silicone grease. So I would have both of those in your grease stash.
 
Originally Posted By: Donald
I do not know about plumbers grease. The bulb and connector grease should be dielectric grease. Its possible that bulb grease can withstand the high heat a bulb might produce. I use the NAPA disc brake grease as silicone grease. So I would have both of those in your grease stash.


Thanks Donald...think I'll try some disc brake grease as I need to lube the polyurethane suspension bushings on my car...the other ones I mentioned are all dielectric silicone but differ widely in price...the plumber's is $3 for a thimble full...others are $8-9 for 3 oz.
 
They may all differ by the thickner that's being used. Looking at wikipedia, fumed silica is a common one. Or they could all just differ by packaging...

The plumbers grease (says 100% silicon grease) I typically use and see (Wolverine Brass) is good for up to 400F. It fits the description of having a fumed silica base but that's only speculation. It's definitely dielectric as I've used it in both of my vehicles ecm harnesses. Although I guess you could always just check the electrical conductivity with an ohm meter if you don't trust it.

Works great in caliper slide pins also, unlike normal grease it doesn't dry out.
 
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