THANKS TO THEIR SPHERICAL SHAPE THEY ARE PERFECT FOR SURFACE FINISHING. THEY CREATE SMOOTH AND BRIGHT SURFACES, LEAVING AN INCOMPARABLE SATIN EFFECT. AS THEY DO NOT CONTAIN IRON, THEY ARE VERY SUITABLE FOR WORKING ON STAINLESS STEEL FOR FOOD USE AND ALUMINUM. THE MICROSPHERES WILL NOT DAMAGE THE SUBSTRATE OF THE MATERIAL BEING PROCESSED BUT WILL LEAVE AN ANCHORING PROFILE FOR SUBSEQUENT PAINTING, ESPECIALLY ON SOFT MATERIALS SUCH AS BRASS, ALUMINUM, PLASTICS, ETC…