Mineral Processing, Equipment Manufacturers, Ball Mills ...
· Xinhai Mining has more than 20 years of experience in beneficiation for gold and silver mines, especially gold ore beneficiation technology. Gold craft and placer gold selection craft etc. Gold Extraction Method Silver Extraction Method. PROCESS. Nonferrous Metal. With Class B design qualifiion, it can provide accurate tests for more than 70 kinds of minerals and design a reasonable ...