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Three head copper grinding polishing machine has two grinding heads and one sanding belts. After grinding and polishing on the copper plate, it can be directly engraved on the electric engraving machine. It is a heavy-duty grinder suitable for copper roller and iron roller, and is widely used in the plate making and printing industry.
link:https://www.runtogravure.com/rotogravure-cylinder-making-machinery/gravure-cylinder-surface-processing-machinery/automatic-polishing-three-head-grinding.html
Three head copper grinding polishing machine for rotogravure cylinder