Disc sand can be divided into two categories from the perspective of cementation.
Adhesive disc sand and back velvet disc sand (also known as self-adhesive disc sand and pulled velvet disc sand); pulled velvet disc sand is non-porous pulled velvet disc sandpaper and pulled velvet disc sandpaper with holes. The disc sand with holes facilitates the discharge of debris from the holes when grinding objects, improving the grinding efficiency. There are other classification methods, such as disc sand of 4 inches, 5 inches and 6 inches in diameter, which can be used in areas with a diameter of 23mm-235mm. There are also disc sands classified from disc sand surface, ordinary white sand surface disc sand, red sand surface disc sand, yellow sand surface disc sand, etc., and are rare, blue sand surface disc sand, green sand surface round sand, etc. Pan sand.
Disc sand is an industrial product, you may not know much about it, but don't underestimate the value of disc sand, disc sand has a wide range of applications. Disc sandpaper is used in the production process of everything from the space shuttle to our mobile phones and computers. Some parts of the space shuttle are sanded with disc sandpaper, and the fuselage is sanded with disc sandpaper before painting, otherwise there will be no stripping of the paint. Take our most commonly used laptop as an example, it can have such a dark exterior color, and rarely has a fine finish that does not fall off the plate. It can also be used for polishing hardware accessories, plastics, electronics, auto parts, furniture and handicrafts. At the same time, the efficiency of disc sandpaper grinding products is very high. Compared with traditional manual sandpaper grinding, it is faster, more convenient and has less loss.
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