Stop brass from tarnishing by applying multiple thin coats of clear lacquer to the brass on a periodic basis. The application of lacquer prevents exposure of the brass to air. Exposure to air oxidizes the copper and zinc in the brass, creating a green patina that some consider undesirable.Continue Reading
Remove tarnish from brass before applying lacquer. Many metal polishes contain solvents designed to remove the tarnish. Acidic products such as household ammonia or lemon juice can serve the same purpose. Mix these products with salt to create a paste to scrub the tarnish off the brass. Apply the paste with a soft cloth or with a rotary-head tool with a polishing head. Once the tarnish is removed, rinse the paste off with clean water.
Brass is often used in the construction of door knobs, ammunition, musical instruments and electrical and plumbing hardware because of its low friction property. It has a bright, yellow color similar to gold and is often used for decorative purposes. It is a soft metal that does not produce sparks when struck, making it an ideal metal for situations where a spark could create an explosion. Lead is often added to brass used in the construction of machinery.Learn more about Cleaning
To give brass items an antique finish, remove the lacquer coating with paint stripper, make sure the surface is clean, coat the surface evenly with brass darkener, then wipe off the remaining darkening solution. This process takes less than an hour.Full Answer >
Removing paint from brass usually requires using a chemical cleaner, such as acetone or ammonia, and following up with a scraping tool to remove the loosened paint or lacquer. Many of the materials required have hazardous properties, so proper eye and skin protection should be worn at all times.Full Answer >
To polish brass, mix a paste of baking soda and distilled white vinegar. Rub the mixture onto the brass item with a soft cloth in a circular motion. Rinse the item well with warm water, and polish it to a shine with a clean, dry cloth.Full Answer >
To clean brass hinges, form a paste of baking soda and white vinegar, apply it directly to the hinges, and rub it in thoroughly for a minute or two. Rinse the hinges with water, and dry them with a soft clean cloth.Full Answer >