... G16,G18,G25,G40,G50,G80,G120 2. Sand blasting, surface cleaning 3. SAE standard 4. Longer lastin 1. Steel Grit G10 ... high tenacity, long service life.3. Application: Blast cleaning: Used for blast cleaning of casting, die-casting, forging; sand removal of ... board, steel material,steel structure. Pre-treatment: Pre-treatment of surface, steel board, profile steel, steel structure, before painting or ...