Wood Sandpaper Grit Chart
Wood Sandpaper Grit Chart. Sandpaper grits are categorized by how coarse the abrasive material is. Fine grades smooth scratches left by coarser grades and rough up painted surfaces before accepting new paint.
A grit that is too coarse may remove more material than desired and ruin the wood. Starting with the wrong sandpaper grit can add hours to your project. Very fine sandpaper grit is used for sanding over bare wood.
Starting with the wrong sandpaper grit can add hours to your project.
Very fine sandpaper grit is used for sanding over bare wood.
Individual abrasive strips and discs are usually marked on the paper / hook & loops reverse with the grit size (e.g. CAMI and FEPA are the two most common grading systems in use today. Surface Roughness - Comparing sandpaper grit size and surface roughness.
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