Jul 15, 2024 · What Does the Sandpaper Grit Number Mean? Every piece of sandpaper carries a specific grit rating. This rating describes the size of abrasive materials which is affixed to the paper’s backing. As a general rule, the higher a sandpaper’s grit number, the finer its …

Mar 8, 2024 · The coarsest grade, designated as extra-coarse, includes 24-, 30- and 36-grit paper. The finest grade (i.e. ultra-fine) includes 800- and 1,000-grit paper. When choosing sandpaper, it’s important to select the right grade for the job.

Apr 24, 2024 · Sandpaper Grit Chart. Here’s a quick reference that will help you find the right sandpaper grit for the job at hand.

Oct 28, 2021 · The Sandpaper grit chart is a numerical system that measures the coarseness of sandpaper. In the UK, sandpaper grit is graded by the Federation of European Producers of Abrasives (FEPA). Grit on the FEPA scale is indicated by the letter “P” before the number.

Mar 6, 2024 · Regardless of which route your application requires you to take — hand-sanding or power-sanding — knowing the differences among the sandpaper grades is key to completing a sanding application. Choose accordingly with our sandpaper grit chart and by following the nuances in grades and material.

Apr 29, 2010 · As per the FEPA standards, the sandpaper grit sizing is denoted by P30, P36, P12, and P16, while the CAMI standards denote the classes as 24, 30, or 36. The average diameter of the sandpaper grit particles can range anywhere between 530 to 1815 micrometers.

Sandpaper is labeled on the back with the grit size. If there is a "P" in front of the grit number (ex: P180), the grading system is FEPA. If there is no P prefix, it is CAMI. (There are other standards such as JIS but it is rarely used outside of Japan). The CAMI and FEPA scratch patterns are similar for the coarser grits up to 220 grit or so.

Sandpaper grits are categorized by how coarse the abrasive material is. You will ideally start with a coarser abrasive and use progressively finer ones to achieve a smooth result. The most common grits are 60-80 (extremely coarse), 100-150 …

In this blog, the abrasive technicians at Red Label Abrasives explain what the different grit sizes mean and how to choose the right one for your project. Grit refers to the size of the abrasive grains bonded to the sandpaper.

Jan 4, 2023 · Sandpaper is split into five different grades from extra fine to extra coarse. The grades are defined as extra fine, fine, medium, coarse and extra coarse. Within each of these grades are a range of grits, which give more control over the finish when sanding.