Filter paper is a very good filtering medium and has been widely used in various fields. According to the types of fibers that make up the filter paper, the performance and purpose of the filter paper vary. There are ordinary filter paper used in general situations, glass fiber filter paper used at high temperatures, and ultra clean polypropylene filter paper. Paint filter paper, also known as V-type dry filter paper, organ type spray cabinet filter, paint mist filter paper (folding filter cardboard). It is a new environmentally friendly product used in dry spray rooms, which uses environmentally friendly filter paper; It eliminates water and pollution from fuel injection/painting! It can effectively filter paint, oil, glass raw materials, epoxy resin, asphalt, teflon, liquefied workpieces, plastics, porcelain, dyes, and coatings.