Grit micro powder applications; surface rust, oil, impurity, and oxidation removal, and increase surface roughness. Engraving art for jade, crystal, agate, semi-precious stones, seals, ornamental stones, antiques, marble tombstones, ceramics, wood, bamboo slices, etc. Economical abrasive suitable for both dry and wet sandblasting processes, particularly for rough surface treatment that requires a finer finish. Matte surface treatment for stainless steel products (e.g., stainless steel sinks, kitchenware, cookware, metal household items), surface cleaning and polishing for aluminum products, cleaning of various abrasive tools, removing stress in various mechanical parts, enhancing fatigue resistance to prolong product life, and improving stress and corrosion resistance.