Wet sanding is an amazing process that when done properly can result in a surface thats as smooth as glass. To sand wood with primer on it you should consider a finer grit sandpaper like a 220 grit sand paper.
How To Wet Sand Auto Body Primer For Paint Prep
Can you sand primer. I think the can says 1 hour. Its called bushwacker white lacquer primer offered by sherwin williams. You would sand the same way as 2k urethane primer400 to 600 grit wet. Wet sanding also known as color sanding adds shine to a finished paint job. I spray latex primer and it will sand alright if you let it dry overnight. When water based primer is used on wood it has a tendency to cause the grain to swell so if you do choose to use water based primer lightly sand the surface after the first coat to flatten and.
Use very fine 220 grit sandpaper and apply light pressure to prevent gouging the primer. Updated june 25 2018. Remove the primer dust with a quick brush from the shop vacuum followed by a light swipe of the tack cloth. I let my primer dry from 2 hours to overnight. Lightly sand a wall after priming for best results by removing dirt and dust before you add your finish coat you greatly enhance the look and texture of the surface this important but often overlooked step to sand a wall after priming will result in a consistently smooth surface. Sand the primer let the primer dry completely then sand it down before painting.
It tends to gum up on the paper if you only let it dry a couple of hours. Wet sanding epoxy primer is usually the best way to prep it because epoxy has a tendency to clog paper when sanded dry. Regardless of whether youve wet or dry sanded its always a good idea to go over your work with a gray or red scuff pad. I prefer to use a lacquer primer though. You just lightly go over the item with light sandpaper then dust it with a clean microfiber cloth. The goal of sanding wood that has primer on it is to smooth down the grain that has risen while still leaving the primer intact so you do not lose the added adhesion that the primer will provide for the top coat.
Whether youre talking about paint primer bare metal or anything in between your cars body can be smoothed by wet sanding. If its walls you dont need to sand between coats. If its craft projects then you still dont need to sand heavily. Your craft paint will adhere just fine.
Gallery of Can You Sand Primer
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