Roland, thanks for that info, nice find. Performix Plastic Dip Rubber Coating: http://www.plastidip.net.au/category/plasti-dip-500ml Bimetal washers seem to be a bit harder to find... Could you post a link? - Manfred
On 15 January 2014 02:09, Roland <[email protected]> wrote: > The interface washers that is place between aluminum and copper conductors > that we use have a AL-Cu stamp on them, meaning these bi-metal devices are > approved for this type of work. > > Aluminum electrical fittings actual are plated with a bi-metal compound that > is the same color as the aluminum. They look like a aluminum fitting with > this bi-metal plating. > > Copper fittings are also plated with this bi-metal compound which may be zinc > or cadmium or sometimes call Chrome-Cad. We use Chrome-Cad. plated steel > channels and electrical suspension structures which is use in expose switch > gears and overhead electrical structures. > > The Chrome-Cad. plating over steel is less resistance than steel where the > electrical current flows over the surface of the structure. The plating has > a golden color to it. > > You can purchase electrical fittings that has these bi-metal separators > install in them or you can purchase bi-metal washers. We use Thomas and > Betts electrical fittings that uses bi-metal devices or are bi-metal surface > plated. > > Before I install the battery connection and/or links, I coat the positive end > with a Red rubber and the negative end with Black rubber compound which is > electrical, acid and oil resistance which I purchase from a electrical supply > house. It sometimes call liquid electrical tape. > > Latter I found that the liquid tool handle compound which is use to insulated > tools also work. In purchasing this type of compound, make sure you read the > label that it listed for electrical resistance, acid, and oil proof. I use > Performix Plastic Dip Rubber Coating. _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA)
