metal finishing

The Process Of Metal Finishing

Metal finishers are able to create a variety of different products through the use of various finishing techniques. From electroplating to polishing, there are a number of useful applications for precious metals.

The different plating and finish options can seem complex and overwhelming. With this in mind, we’ve put together this guide on the metal finishing process to help shed some light on the matter.

The Different Kinds Of Metal Finishing Processes

Metal finishers utilise a multitude of techniques to create different products. Some require high-end machinery, whilst others rely on a technician’s keen eye and expertise. Regardless of the finish, it’s important to understand what goes into a product.

Please see below for a brief explanation of the different techniques and how they’re carried out:

Chemical Blacking

Chemical blacking is a matte black finish often found on structural components. It helps to deter rust and corrosion whilst extending the piece’s lifespan. This is a process that requires different chemicals and metals to achieve a unified and durable metal finish.

Process

The process of chemical blacking starts with ferrous metals. Metal finishers will combine these metals with oxidizing salts to create the desired matte black finish. Although it seems like the object has been coated in a paint or electroplated finish, the black aesthetic is caused by the chemical reaction between the ferrous metal, such as steel, and the oxidizing salts.

Metal Polishing

Metal polishing is achieved through the use of abrasive materials applied to metal at high speeds. Depending on the desired finish, you can create a brushed or reflective end product. All kinds of different metals can be polished for different purposes. Metal finishers will be well-versed in the technique, whether it’s ornamental or automotive.

Process

The process of metal polishing is applying a gritty product to a metal surface to create a new finish. The condition of the object will dictate which grade of abrasion is used. As a result, a more reflective, smoother finish will require a fine abrasion. Metal finishers will work their way down from rough to fine to slowly remove any imperfections. Usually, an abrasive material is attached to a high-speed wheel or mechanism that can evenly apply itself to the object to achieve the desired finish.

Electroplating

Electroplating is utilising electricity and ionic water to evenly coat a metallic object in a thin layer of precious metal. Copper, brass, chrome and various other plating styles are achievable. It’s a fantastic way to create a durable, evenly coated object for use in all manner of industries.

Process

Metal finishers will place a metallic object in a pool of ionised water. After this, a rod of the desired precious metal, such as copper, will also be placed adjacent. A current of electricity will then be applied to evenly distribute the precious metal onto the object.

Get In Touch With Broadway Brass For Professional Metal Finishers

If you’re looking for metal finishers that go above and beyond to create unique, high-quality finishes, contact Broadway Brass. We offer experience and knowledge along with all the necessary machinery to create your perfect product. For more information, call one of our expert team members today.

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