There are many situations where you don’t want this patina.įor example, you probably don’t want your skin turning green if you have jewelry with copper in it. Over 130 years of being exposed to the elements later, the thickness of the copper oxide layer is only 0.005 of an inch! That’s about the thickness of two pieces of paper. One example is the Statue of Liberty, built in 1886. The result is that rust can eat away entire structures over time. It’s nothing like iron oxide, which flakes off, exposes new metal, which then rusts, then flakes off, etc. The thicker the copper oxide layer gets, the more it will resist further corrosion. It adheres really well to the base metal, and it’s pretty durable. But beyond cosmetics, there are some practical reasons why you might want it.įor one, this adds a protective layer to the metal.Ĭopper oxide is an interesting substance. Patina finishes are actually pretty popular for things like brass door handles, copper roofing, and other kinds of ornamental pieces. Bronze is composed of 88% copper and 12% tin.īoth of these metals have a really high copper content, which is why they form that same patina when they oxidize. The copper has reacted with oxygen, water, and carbon dioxide in the atmosphere.īrass is an alloy that’s usually made up of 67% copper and 33% zinc. When you see that green layer on these metals (usually called patina or verdigris) it’s because of a chemical reaction. That means that if there’s no iron, there’s no rust. Put simply, the most common copper oxide is green (yes, there are a few different kinds!).Ĭopper oxide is kind of like “rust”, although rust is the word that’s use to define iron oxide. How to Prevent Copper Oxide from Forming.Why Brass, Bronze and Copper Turn Green.If a sheet requires cleaning, use warm soapy water and a microfibre cloth.įind out more in our aged metal care guide. Sheets can be protected through careful use and the lacquer reapplied if necessary.Īged brass sheets should require minimal maintenance depending on where they are installed. The gloss lacquer should last many years, but can be worn through using harsh chemicals, repeated washing, excessive heat and poor treatment. Then we finish with a gloss lacquer to deliver the shine and to stop the ageing process. We take standard brass sheets and accelerate the ageing process to provide its key character. The proportions of which give brass the lustrous finish and wide variety of depths and colours. We would be only too happy to help! AGED BRASSīrass is an alloy made up of copper and zinc. If you need any help with installation or sizing, contact the team here at Halman Thompson. Try not to drop or bash the sheet when moving it around otherwise it may become damaged.Īged brass sheets can be installed using screw fixings or adhesive depending on the situation. Wiltshire Finish – Distressed vintage brass.īrass is a soft alloy so needs to be handled with care.Somerset Finish – Subtle tones of red, pink, blue and green against a stained glass pattern.This means you can work with our artists through the ageing process to get just the look you are aiming for. BESPOKE SERVICEĪll of our aged products are made to order. We can also cut your aged brass sheet to custom dimensions. See them as kitchen worktops, balustrades, feature walls, wall panels, bar and counter tops, anywhere the rich characterful sheen of brass would look its best.Īged brass sheets from Halman Thompson are available in a selection of thicknesses and sizes. They can be used as wall coverings, architectural flourishes or something else entirely, it’s completely up to you. These decorative metal sheets can be used in the home, workplace, studio or anywhere you like. That’s why aged brass sheets of this quality are so popular! Few other materials combine the heritage of brass that reminds us of bygone days with the contemporary appeal of texture and colour. Manufactured from high-quality metal, finished by hand to a lustrous patina and then lacquered to seal in the effect.Įvery sheet is different, with a slightly different sheen, character and appeal. Aged brass sheets can serve as a complete wall covering, feature wall, conversation piece, characterful backsplash or architectural element anywhere in your home.
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