Reply To: Aluminium corrosion / rust.

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Like our colleague wristpin I must hold my hand up as someone who has used Copper based anti seize compounds on Aluminium threads and has never noticed any ill effects. I see that Molyslip provide a product named Alumslip for jobs where the presence copper is not wanted but they don’t specify when that might be.
My biggest battle over the years has been trying to persuade people who should have known better that copaslip type products should not be used as the primary lubricant when assembling bearings/bushes.
Here are links to data sheets for two products that I have used successfully for years.