Soldering AL to CU

[jjdavis]

Does anyone know of a good solder for joining aluminum to copper? We are currently using Johnson Mfg #435 with AL300 core. Would like to find a backup supplier with the same tpye of flux core solder wire.

Thanks

 

[metengr]

Try this company, we have dealt with them and they are very good;

http://www.jwharris.com/jwprod/solderalloys/