AST’s Diamond Processing Plant (DPP) AST's Diamond Processing Plant (DPP) is a combination of state-of-the-art technologies assembled to optimise the recoveries of diamonds from clay-bound or complex materials; specifically alluvial gravels and weathered kimberlite.DPP is comprised of four highly engineered separate components:Primary screening and high attrition washing of feedstock;High degree of control of material cut points, …
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