· Combiflex ball mill drive . Thyssenkrupp ball mill drive. ball mill for the wet grinding of goldcopper ore in south australia. the grinding plant consists of an sag mill of m diameter x m length with a 12,000 kw dual combiflex drive and a ball mill of m diameter x m length, also with a 12,000 kw dual combiflex.
Gearless mill drive (GMD) technology has further expanded the use of large SAG milling allowing Outotec to produce the world's largest SAG mill of 42' in diameter drawing power at 28 MW. Today, Outotec is the world leading supplier of gearless SAG mills operating globally.