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The Distance Between The Barrel And The Rotor In The Sand Making Machine Bhandara

An example of a rotary rock tumbler with 2 3pound rubber barrels by Thumlers Rotary tumblers take about four weeks to process a load of rock one week for each of the following steps coarse grind fine grind prepolish and polish Some people run their rocks for two or more weeks in the coarse grind to obtain superblyshaped gems

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