Ampelas permukaan kayu dengan ampelas nomor 140-180. Tunggu sampai cat dasar benar-benar kering sebelum melanjutkan.

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You can do this with a sanding sponge or with a piece of sandpaper; a sanding sponge will work the best on curved surfaces, however. Also, make sure that you are sanding with the grain of the wood, not across it. Some wooden pieces from craft stores come pre-sanded. If the surface area is completely smooth, skip this step. For an even smoother finish, you can sand the first coat of primer, wipe it clean, then apply more primer over it. Do this a few more times until there no ridges remain.