A-A-1045, COMMERCIAL ITEM DESCRIPTION: GRAIN, ABRASIVE (MINERAL) (26-JUN-1980) [SUPERSEDING MIL-A-21380B] [NO S/S DOCUMENT]

A-A-1045, COMMERCIAL ITEM DESCRIPTION: GRAIN, ABRASIVE (MINERAL) (26-JUN-1980) [SUPERSEDING MIL-A-21380B] [NO S/S DOCUMENT]., This commercial item description covers mineral type abrasive use with pressure blasting equipment to descale, clean, and finish metallic parts (including the surface of engine and aircraft components for plasma spray plating, and painting operations).