Welding seam is formed by melting and connecting the welding rod and the metal at the joint by using the high temperature of the welding heat source. After the weld cools, the two weldments are connec...
There are many kinds of flap wheels abrasives with various shapes and sizes. According to different abrasives, binder materials and manufacturing processes of sandpaper wheels, each sandpaper flap wheel has a certain scope of application.
Sand material of wet sandpaper is generally silicon carbide, and paper base of it is usually kraft paper. There are also more high-end, such as imported sandpaper, its paper base is mostly latex paper.