SINGLE STAGE SAG/AG MILLING DESIGN Orway Mineral .
SINGLE STAGE SAG/AG MILLING DESIGN Brian Putland 1, Fred Kock Leigh Siddall1 ... stability associated with the constant power draw and fine media in the ball mill. Lack of grinding media in ... stage mills has typically required operation of an AG mill to provide adequate grinding media surface area and a consistent and competent feed.