In most situations, you’ll start with a rough grit and work your way up to increasingly smoother grits as you move on to the next stage of the project, depending on the sanding application. Grit Breakdown: Which Sandpaper Is Right for Your Project?īefore beginning work on a car, it’s essential to know which grit size you need to get each task done. The chart below breaks down each grit of flap disc available from National Abrasives, Inc.: Exceptional results: Flap discs provide a better overall finish with less gouging than other mechanical abrasive tools.įlap discs come in several different materials:.Lower vibration: Because they vibrate less than grinding wheels, flap discs generate less noise and allow for more comfortable operation.Cooler functioning temperature: They produce less heat than other abrasive tools, which reduces the risk of leaving behind scorch marks.Versatile: Flap discs can perform well even on bumpy or uneven surfaces.Here are a few of the benefits of using flap discs for your project: Visually, the difference is obvious - the flaps on flap discs face downwards while those on a flap wheel face directly outward. They’re different from flap wheels, which are meant for harder-to-access areas like the insides of pipes or tubes. They’re great tools for removing rust and polishing and shaping metal. Shop Flap Discs Now Flap Disc Sandpaper Grit Chart For Auto Body Workįlap discs are grinding wheels that use layered flaps of coated abrasive to sand down surfaces. Whether you plan on doing it yourself or bringing your vehicle to a professional, knowing what goes into auto body work can help you to determine exactly what your car needs. Therefore, any car owner considering a new paint job should at least understand the grit intensities on the automotive sandpaper grit chart. In most cases, it’s best to remove the paint currently on the vehicle and start from square one. When the time comes to repaint a car, the task is more complex than just applying a new coat above the older paint job. Velcro & Heavy Duty Surface Conditioning Discs.Quick-Change Surface Conditioning Discs.Mirka Pneumatic Orbital Finishing Sanders.

1 grit sandpaper