... , G16, G18, G25, G40, G50, G80, G120 sand blasting, surface cleaning (1)Company Introduction TAA Metal is one of the ... high tenacity, long service life. c) 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 ...