Chalk making machine is used to make chalks from CaCO3. For more information pls contact us. Chalk making machine is used to make chalks from CaCO3. For more information pls contact us.model No.: TY800-6output: 380000-400000pcs/day,8hours/dayoperater qty: two workersdiscription: The machine is supplied water automatically,mixing material by electric mixer,filling mould,taking off mould, all the ...