Sandpaper is a surface grinding tool, suitable for the grinding and grinding of wood, metal, plastic and other materials. It usually uses abrasive particles glued to paper-based materials, and is mostly used for hand grinding and machine grinding.

1. Different materials

2. Different uses

3. Different grinding accuracy

1. How to choose sandpaper

When choosing sandpaper, the particle size and abrasive material of sandpaper should be considered first. The particle size should be selected according to the hardness and roughness of the material processed, and needs to be adjusted according to the different processing effects required. Generally used for redwood furniture grinding, acrylic, PU material grinding sandpaper granularity is finer, the particle size selection between 200-600, for metal grinding can choose the grit of 80-120 sandpaper.

2. How to choose emery cloth

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