Steel shot: S70,S110,S170,S230,S280,S330,S390,S460,S550,S660,S780 Application: ??Blast cleaning: Used for blast cleaning of casting, die-casting, forging, sand removal of casting, steel plate, H type steel, steel structure. Rust removal: Rust removal of casting, forging, steel plate, H type steel, steel structure, descaling of forging. Shot peening: Shot peening of gear, heat treatment. Shot blasting: Shot blasting of profile steel, ship board, steel board, and steel material. ??Shot blasting: Shot blasting of steel board, profile steel, steel structure. Pre-treatment: Pre-treatment of surface, steel board, profile steel, steel structure, before-painting