etc. Double roller crusher is ...Toothed Double Roll Crusher is used for Secondary and Tertiary Crushing of soft to medium hard material like lignite couplers and reducers are adopted to drive the independent rollers so that the rollers have the power to crush large coal materials. Traditional toothed roll crusher structure The coupler is applied betw…New-type toothed roll crusherThe tooth's position and the connecting structure between roll and tooth-holders of new-type toothed roll crusher have been improved. In terms of tooth position
