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modern methods of mining granite in italy

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modern methods of mining granite in italy

Apr 12 2019 · The technique is based on a 4 to 6 millimeters diameter steel wire combined with the abrasive action of silica sand and an abundant amount of water as a lubricant The helical wire is a continuous loop of tensioned steel that moves at a speed of 5 to 6 meters per second and cut the marble at a rate of 20 centimeters per hour...As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.