How To Patina Copper Sheet

After the sanding was finished up i moved on to giving all of the sheets a good washing with soap and water to get all of the grit grime and oils off.

How to patina copper sheet.

4 removed the copper and let it dry. Do some experimenting and see what the results are. For project ideas and tutorials visit our patina sheet photo gallery and copper bar top countertop tutorial. Both happen when oxygen in the air interacts with the metal atoms in the presence of water.

Run the copper under water and sprinkle a small amount of table salt onto the side or sides you wish to patina. Remove soap oils and film. Cap the spray bottle and shake it vigorously until the salt dissolves. 3 tablespoons white vinegar 5 45 ml 1 teaspoon table salt 5 ml 2 stirred very well until the salt dissolved completely.

I start by sanding the copper sheets with 220 grit sand paper. For yellow green dip in dilute nitric acid then wash and dry. Step 1 fill a quart sized spray bottle with equal parts cider vinegar and water. Here s what i did.

Clean the copper piece with a mild dish detergent and rinse the soap off thoroughly. The resulting patina will vary depending on how much salt you use. Copper reacts with oxygen that is in the air resulting in copper dioxide equation 1. Solution hot 180 to 190 f metal hot 200 f cold wash water applied after metal has cooled to around 100 f.

Rustic copper patina finish by rena klingenberg one of the fun things about working with patinas like this one is that the result is usually a surprise. Add about 1 2 cup of regular table salt to the mix. Be sure to view our copper sheet thickness guide and patina copper sheet faq to determine the proper thickness you need for your project. Wash solution over metal surface let dry then wash piece in cool water.

Oxidizing with liquid solutions green brown or other 1. Basic copper is here to help. The formation of patina on copper is similar to the formation of rust on iron. 3 let the copper soak for 30 minutes.

Scrub the copper item with an abrasive pad and water. 1 made a solution with the following ratio. The copper dioxide then reacts with more oxygen to form copper oxide equation 2.