Sandpaper use boundaries in automotive refinishing and old paint removal
Introduction: Automotive refinishing sandpaper belongs in surface preparation, but old coatings and unknown paint systems require more careful boundaries. Retail product researchers often meet broad product claims such as surface preparation, paint repair, old paint removal, and refinishing in the same sandpaper description. Those terms are useful, but they do not all mean the same thing. In automotive work, sanding a primer edge, dulling a panel before coating, removing a failing paint layer, and disturbing an unknown old coating create different material questions. A knowledge-based reading should separate ordinary abrasive use from coating identification, dust control, and compatibility claims, especially when a supplier page mentions automotive refinishing alongside wider industrial applications. Automotive Sandpaper Use Should Separate Surface Preparation, Paint Removal and Local Refinishing Automotive refinishing is not a single sanding job. It can include feathering a repaire...