Polish in the same direction and finish with scotch bright for a smooth finish.
Spray paint aluminum sheet.
Sheet aluminum must be pre treated through abrasion to help encourage it to accept paint.
Aluminum spray paint is made specifically to adhere to aluminum products.
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To learn how to remove old paint and rust on aluminum scroll down.
Flat white interior exterior.
Next brush or spray on at least 2 coats of acrylic or latex paint and let the metal dry after each coat.
Sand the metal surface in a two stage process.
Remove any old paint 2.
This durable spray on base coat ensures a tight binding top coat that eliminates the problems of blistering flaking and peeling.
Large cans may be the most cost effective option when painting large linear metal objects such as fences and backsplashes but spray paints e g rust oleum hammered metal finish spray 8 74.
Use the metal putty knife to remove any peeling or loose paint from the surface of the aluminum flashing.
Skip this step if the aluminum flashing is unpainted.
This makes it highly resistant to paint adhesion.
Many aluminum spray brands come with the primer which cuts down on prepping painting and drying time.
Acrylic latex provides the best coverage on prepainted surfaces.
Apply a light coating of primer and allow to dry for at.
Unfortunately you can t abrade aluminum by sanding it because the surface is too hard.
Polish with low grit to high grit until your standard is met 3 optional.
It is quick to apply in steady streams.
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Step 3 use a wire brush to abrade the surface to promote paint adhesion.
Like most types of metal surfaces sheet aluminum is hard slick and nonporous.
Next you ll need to sand the aluminum surface to further help your paint job stick.
Allow the aluminum to air dry completely.
Use a brush roller or spray can depending on your preference or the size and shape of the metal object.
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Apply aluminum metal treat to any bare areas.
It can be used both indoors and outdoors.
Finally apply 2 4 coats of clear enamel to protect the paint job.
I work in aviation and when painting aluminum follow these steps.
Apply latex paint to the surface.
The paint should adhere to the prepainted metal surface.
Do this by scratching the wire brush against the aluminum flashing in a circular counter clockwise motion.