![]() Metals by Richard Hughes, and Michael Rowe-whichĬontains 200+ color plates and a thousand formulas.Ībout/Contact - Privacy Policy - ©1995-2023 finishing. ![]() The Colouring, Bronzing, and Patination of It is impossible to verbally describe them. There are hundreds of different colors of patinas possible and See Tom Pullizzi's notes on a patina formula from The Canning Handbookīut if you have a serious interest in patinating. Letter 2850, "Protection for outdoor sculpture with rust and patinas", The black patina and polished brass create a. ADDING PATINA Adding some authentic looking patina in the right combinations can really make the difference, collectively bringing your project into the desired era. Letter 2662, "Preserving heat coloring of copper when clear coating", The Turn Wall Hangings graphic composition evokes a sense of movement with fluid lines and suspended shapes. Letter 2526, "In search of copper patinas", Letter 2378, "Ingredients in Rust Patina?", Letter 1783, "Antiquing a new chrome finish", Letter 1215, "How to Antique or Blacken Gold rings and jewelry", Letter 1198, "How to Darken Copper, Brass or Bronze", Letter 982, "Gunsmith Blueing / Hot Bluing of Firearms", Letter 838, "Looking for Formula for Rust Patina", You can search the site with your desired terms, or see this small sampling for starters: Patina questions have been the topic of almost countless letters here. Heavy layers of metal salts created by the action of chemicals on the base metal, or by painting other metal salts onto the surface, can make more durable colors, but they tend to be more solid than rainbow-like in appearance, and they do require the use of chemicals. But this brings a limitation in that clearcoating masks the thinness of that layer, and destroys much of the coloration. But most of the "colors" produced aren't "real", i.e., actual pigments rather they are interference coloration similar to the rainbow hues of a drop of oil in a puddle (light bounces off both the top and bottom surface of the extremely thin transparent oxides and oils, causing an 'interference' color). ![]() Many artists like the heat coloring for its subtle rainbow hues and freedom from chemicals. Salts of a different metal, obtained by "painting" the object with a store-bought patina solution, or with chemicals can contain other metals. Salts of the base metal, obtained by treating the base metal with acid, salt, ammonia, etc. Patinas can probably be classified as of three general types, or a mix of the three: This page is intended for those many readers who ask something like: "I want to put a red (brown, black, green) patina on my copper (brass) statuary (mailboxes, gutters, sun dials)". FAQ: Patinas on Copper, Brass, and Bronze ![]()
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