I would like to pass on some information on "Dielectric grease".
Dielectric - A nonconductor of electricity, especially a substance with electrical conductivity of less than a millionth (10-
6) of a siemens.
Dielectric grease is a non-conducting grease and is used for various water proofing situations, check out the link for instance.
http://www.etrailer.com/Merchant2/me...&Category_Code=
[moderator edit - after 4 years this link no longer works. check out this alternative for description -- http://www.etrailer.com/p-11755.htm ]
Conductive grease used for aluminum wiring is a different material.
such as Burndy Penetrox-A is used for aluminum wires and is a conducting grease.
check out this link forsome info on these products.
http://www.tessco.com/products/displ...&subgroupId=65
I know that term "dielectric grease" has been used as a generic term but don't mix up the use of this item, you may regret your choice.