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Foundry Sand Attrition Machines Gypsum Beneficiation Pla

Jun 09 2017 The attrition grinding machine used was a 5-inch-diameter unit originally developed by Bureau personnel 6 10 as a scrubbing device for beneficiating glass sand. The machine consisted of a cylindrical container a cage-like stator composed of vertical bars fixed to rings at top and bottom a cagelike rotor composed of vertical bars fixed to an upper disk attached to a drive shaft and a frame that holds the motor and machine

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