China Hot Sale Gold Mining Ball Mill Machine
Silver Ore Grinding Mill Wholesale Equipment. Gold and Silver Ore Processing and Savona Equipment. Ball Mill, Grinding Machine, Grinding Mill manufacturer supplier in China, offering Ore Process Grinding Machine Ball Mill for Powder Making, Secondary Small Rock Jaw Crusher Pex250X1000 PEX1039 for Peru, OEM Cone Crusher Parts, Mantle and Bowl Liner and so on.Sep 22, 2020 Grinding machine has been widely used in gold mines in South Africa since 1905. At that time, the grinding machine used river pebble as the grinding medium, which was essentially a gravel mill. Later, in order to improve the production capacity of the mill, cast iron balls were used as the medium, so normal gravel mills were evolved into ball mills and rod mills.