Porous Square Sand-Papering Polished Square Sandpaper Dry Grinding Sandpaper Frosted Paper Mesh Sandpaper with Holes

 Sandpaper is a kind of paper attached with abrasive particles, which is used to flatten the surface of articles or remove attachments (such as old paint) on the surface of articles, and sometimes to increase friction. Sandpaper is divided into different numbers according to different roughness to suit different purposes.
  Commonly known as sand skin. A material for grinding.
  It is used to grind metal, wood and other surfaces to make them smooth and smooth.
  It is usually made by gluing various abrasive grains on base paper.
  According to different grinding materials, there are many kinds of emery paper, artificial emery paper, glass paper, etc. Dry grinding sandpaper (Wood sandpaper) is used to polish wood and bamboo articles surfaces. Water resistant sandpaper waterproof abrasive paper (waterproof abrasive paper) is used to polish the surface of metal or non-metal workpieces in water or oil.
  Base paper is all copied from unbleached Kraft wood pulp.
  Paper is tough, wear-resistant and folding-resistant, and has good water resistance.
  Stick glass sand and other abrasive materials to base paper with gum and other adhesives, and then dry them.