Hot-dip tin, tin-lead and solder-alloy plat- - ing of metal parts, strips, wires and rods

摘要

The metal parts to be treated are pre-heated to the melting point of the solder metal used, sprayed with a suspension of flux and solder-metal powder and cooled. Spec., the flux contains polyglycol. Silicates are added to the suspension. The device used is also described.