Haviland Chemistries Keep Plating Operations Inline
Haviland formulates, blends and packages a complete line of surface finishing chemistry. Products include cleaners and chromates for anodizing and zincating. Haviland’s Sapphire Elite acid copper process features a low-stress deposit which is said to be ideal for heavy buff. The HP Radiance AZ is an acid-zinc process that is said to look chrome plated. HP Optima is the family of semibrite nickel processes that the company says offers exceptional leveling without formaldehyde or coumarin.
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Masking is employed in most any metal finishing operation where only a specifically defined area of the surface of a part must be exposed to a process. Conversely, masking may be employed on a surface where treatment is either not required or must be avoided. This article covers the many aspects of masking for metal finishing, including applications, methods and the various types of masking employed.
An overview of decorative and hard chromium electroplating processes.
A primer on this inexpensive and highly efficient process.