In today's industrial landscape, the efficient recovery of metals is a crucial aspect of sustainable and cost-effective operations. One technology that has been gaining traction in recent years is the Double Layer Eddy Current Separator. This innovative solution offers a highly effective method for

China has became the second larger country with producing garbage in the world and almost reaching the level with developed country according to the statistics that the production of garbage of per person daily in China has exceed 1Kg because of the development of cities in China is so quick.

Hammer crusher, also known as impact crusher, is a machine used to crush and grind various materials. With the rapid development of industries such as mining, cement, and construction, hammer crusher has become one of the most widely used crushing equipment in these industries.The article focuses on