Instructions 1 find the correct type of wash.
How to acid wash sheet metal.
How to acid wash sheet metal.
Use running water for water soluble inks and alcohol for inks insoluble in water.
Step 1 find a wash.
One option is to use vinegar which contains acetic acid.
Apply the acid wash to the surface of your aluminum.
Today we ll be using some cool chemistry and applying some muriatic acid to remove.
You need to make sure what type of metal sheet you are working on.
This step will depend on the size of your piece and the stain you are trying to remove.
If you know the structure of the metal that you want to clean you will need to check with local hardware stores or local.
Step 4 rinsing the sheet metal.
If you have a stain that covers a large portion of the aluminum it is often best to soak the piece in the acid for 1 to 2 hours.
When you know about.
It is mandatory to wear protective clothing such as safety goggles and work gloves.
Use turpentine to remove paint or varnish grounds.
Use acetone if you used nail polish use alcohol methyl hydrate or steel wool for wax like grounds.
But vinegar contains only about 10 percent acetic acid so using it to remove zinc from galvanized metal will take longer.
Step 3 applying the wash.