![]() It's worth noting that on most projects, you will start off with a coarse sandpaper then work your way up to a fine one. Big mistake Sandpaper under 1,500 grit is too rough for the clear coat and will leave small scratches. Fine grit sandpaper can also be used to remove minor scratches from a surface.Įxtra fine sandpaper is used between coats of paint or varnish to achieve the smoothest finish.Īlso available is extra coarse sandpaper (24-36 grit) which is designed for floor sanding. It is often used to sand wood before applying a finish, or to polish metal. Hot Rod Magazine shows you the proper procedure as well as body shop tricks for color-sanding your custom car or restoration project for a perfect paint finish. Five grits from fine 180 to ultrafine 1500. In this Episode we go over multiple applications identifying which sandpaper grits to choose when doing repairs to plastic, metals and sanding filler. Wet sandpaper for car paint is ideal for color sanding to a glass-smooth finish. Medium grit sandpaper can create a smooth finish without leaving any scratches.įine sandpaper is used for creating a smooth, polished finish. Wet sanding with this waterproof sand paper for car paint cleans the grit and washes away the debris as you work, leaving a smoother finish in less time than dry sanding alone. It is also a good choice for sanding between coats of paint or stain. Medium sandpaper is used for the final shaping work, to remove marks left over from planing or for smoothing a surface after coarse grit sandpaper has been used. Coarse grit sandpaper can also be used to create a textured surface. Within a few strokes the block assumes the shape of the surface, ensuring a consistent sanding pattern. Below we have explained what each grit means and the common applications they are used for:Ĭoarse sandpaper is typically designed for the rough shaping of wood, or to remove previous finishes such as paint or varnish. Tape some sandpaper to the surface (grit side out, of course) and rake the block against it.
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