Sand blasting room mainly consists of :shot peening room,shots storage hopper,belt conveyor,bucket elevator,shots separator,sand blasting machine,dust removing system,PLC electric control system,maintenancesystem,grille and escalator,etc. Blast hall is made by full steel construction with anti-wear rubber steel liner,which includes automated reclaiming abrasives system completed with filter cartridge type dust collector,protective articles,lighting installation and working table indoors.Be applicable to blast and clean of large steel structure.