It has the advantages of unique structure large output and power saving. Several machines cooperate to work after single loading of materials. Controlled by PLC This machine has good performance in copper recycling and comes with a device to prevent against secondary pollution The copper recycling rate is up to *9% which takes in china. The waste circuit board is grinded into mixture of metal and resin fiber, followed by being separated with the pneumatic and electro is equipped at the end of pneumatic separating process to effectively solve the problem of dust pollution.