3/28/2024 0 Comments Sandpaper grit chart uk![]() ![]() High-grit sandpaper is best suited for eliminating scratches and minor imperfections. 800 grit is great for sanding the final finish primers before primer sealers or paint. It’s strong, but fine enough to smooth away rough areas without scratching up the metal.Ħ00 grit is good for removing imperfections after a high build primer has been applied to the body. Medium grit does an effective job at smoothing the vehicle surface before a base coat is applied. Medium grit, which starts at around 400 to 600 Use of abrasives in this grit range should be limited because low-grit sandpaper can leave scratches on more even coats of paint. 320 grit is ideal for feather edging compounds to get the body ready for priming. You can use 120 grit when there are rust spots or scratches that aren’t as severe and 220 grit to bring down rough edges from body filler. This can happen if the vehicle has received several successive coats of paint, resulting in an uneven, patchy surface.Ībrasives in the 60 to 80 grit range are good to use when there are deeper scars or rust to sand down. Low-grit sandpapers are more appropriate for auto body repair jobs that require rough surface areas to be flattened out. Low-grit sandpapers (typically below 400) The last thing you want to do is cause damage in the way of deep scratches that will require more work to remove. The first rule of auto body repair is that you should start with the least aggressive sandpaper you can that will still get the job done. The lower the number, the coarser the sandpaper. In general, grit numbers range from around 40 to 4000 and up. The first step is choosing a sandpaper with the right grit. Regardless of whether the outcome is a deep dent or minor scratches, using the right sandpaper during the repair process is a key part of producing quality results. there are different ways that a motor vehicle can sustain surface damage. ![]() Collisions, windblown shopping carts, severe weather, poorly aimed baseballs. ![]()
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