Do You Wash Wood After Sanding

If you are using a remover with wax on it then use a turpentine or mineral spirits to take it off.
Do you wash wood after sanding. There are approved methods you can use to clean the dust before applying a polyurethane sealant or staining the surface. Sanded hardwood floor lacks a protective layer and therefore you cannot use water or liquid cleaner on it. Work the brightener into the wood with a stiff bristle brush using an extension handle on the brush if necessary.
By sanding before applying a fresh coat of stain you are ensuring the stain will adhere to the wood well and last for years before needing a new coat. Fight as you will if you dont spend a bit of time making sure the wood surface is clean your end result isnt going to live up to expectations. While blowing the dust off with compressed air removes the dust it also mixes it into the air so some of it can settle back onto the surface and so you can breath it.
Sanding a wood deck provides a clean smooth surface and removes any splinters or rough patches. Removing dust from baseboards and windowsills will prevent accidental showers of sanding dust getting knocked onto the floor while youre coating it with finish. The mineral spirits will clean any grime or grease off of your surface making it ready for painting or staining.
To answer your direct question no you dont need to clean the deck if all the wood is sanded down to raw wood. Use the low power setting to avoid damaging the wood. If you must wait before finishing make sure to vacuum and wipe the deck down with tack cloths once more before applying stain or sealer.
Wipe With Denatured Alcohol Many woodworkers end the wood preparation step with the tack-cloth wipe-down but for the very best results conclude your preparation by wiping down the surfaces with a clean cloth moistened with denatured alcohol. Does salt water rot wood. If anything is more important it is to clean the surface thoroughly after sanding as the process accumulates a lot of dust.
Make sure your deck is thoroughly dry before you sand. Do this work immediately after sanding before the deck wood can weather or get dirty. One may also ask is Deck Cleaner necessary.