Automatic Automatic Machine Making Chalk With High Efficiency
Work Principle of Chalk Making ,MachineThe main raw material of chalk is calcium sulphate or calcium carbonate. After adding water, it needs to be stirred constantly to avoid solidification. After the mixed calcium sulphate is putted in the chalk machine mold, the mixed calcium sulphate begins to solidify in the mold, and the chalk has begun to be formed.After 10-15 minutes,the chalk in the mold can be taken out.Tap lightly when you take out the chalk.
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