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SUBSTANCE: invention refers to field of automatic monitoring and control of feed of mill of wet autogenous grinding of ore minerals Method of automatic control of autogenous grinding mill operation includes measurement and stabilisation at preset values of grinding capacity, stock of materials in mill and density of finished product

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1 rotatable grinding mill discharge means including a cylindrical trommel having a discharge end opening towards which is slurried ground agglomerate is advanced as the mill and trommel rotate, said trommel having screen wall means through which under-sized material falls and upon which oversized material is advanced to said discharge end, a channeled annulus fixed at said discharge end .

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