About Us JXSC Machine About Us JXSC Mine Machinery Factory is an experienced supplier of Mining Equipment including stone crusher machine, gravity concentration, magnetic separation, feeder equipment, mining laboratory equipment, provides EPC service China Reliable Quality Small Ball Mill Used for Gold Ore ,Gold ball mill for sale with low price Ball mill This machine works in both dry and ... Origin. China. HS Code. 8474202000. Product Description. Gold Mining Stone / Rock Ball Grinding Mill Machine. Working Principle. The transmission device drives cylinder to rotate. Materials and water are fed from the feeding end of cylinder and materials are grinded by impact and grinding of steel balls and ores into fine particles.