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Milan low price environmental gangue coal mill sell at a loss

Milan low price environmental gangue coal mill sell at a loss

Gangue, also calledcoal gangue, is the solid waste discharged incoalmining process andcoalwashing process, black rock harder thancoal. Its carbon content islowand exists along withcoalseam.Ganguecould be found in roof, bottom board, inter-layer, and it could be selected in washing process.

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