Surface Preparation of Metals Prior to Plating
2. Forming lubricants: a) Sulfonated or chlorinated types as applied to metals such as brass.b) Lard oil – as used in forming aluminum and as a protective coating. 3. Drawing Compounds – lubricants containing molybdenum disulfide or powdered graphite and chlorinated oils. 4. Rust preventative oils – high viscosity oils containing sulfonated soaps or organic corrosion inhibitors.