How To Use Etching Primer
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Wash and dry your metal before application.
How to use etching primer. Hold can 12 16 from surface and spray in a steady back and forth motion slightly overlapping each stroke. This helps remove sanding scratches and small surface defects. When the area is rust free apply your base coat otherwise known as the self etching primer. Https goo gl e3mtnl transbond plus self etching primer combines etchant and primer in a three well. Wait until you hear the mixing ball rattle and then apply with smooth slightly overlapping strokes.
Clean the surface with mineral spirits and let it dry for a few minutes before spraying it. Self etching primer is a lacquer paint mixed with sulfuric acid. Self etching primer will not get rid of the rust. I then use a primer sealer or epoxy primer to seal up the surface then apply the top coats. For best adhesion apply 2 or 3 thin coats and allow each coat to dry for 2 minutes before applying the next coat.
Use mineral spirits to wipe the surface clean and to remove any greasy or wax remnants and then allow it to dry. This will stop corrosion expansion until the area once again gets exposed to moisture and air. The self etch primer is a good first step for bare metal or an epoxy primer. It s tedious work but worth it. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube.
Keep the can the same distance from the surface and in motion while spraying. Hope this helps mark. Oil from handling the item with your hands will interfere with the primer. Most of the time self etching primer is primarily intended for unprimed metals. Any rust on metal parts must be removed first either by sanding media blasting or brushing off with metal brushes.
Allow the final coat of self etching. Typically the next step is apply a primer surfacer 2 3 coats then block sand with 320 grit. Sand the aluminum surface by using 120 grit sandpaper. Before a self etching primer ever touches a car the rust should be gone. Caveats with self etching primer the most important thing to remember when using this type of primer is that your surface needs to be clean and dry.
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