Ferrosilicon powder recycling and cyclic treatment system and treatment process

The invention relates to the technical field of material recycling, specifically to a silicon iron powder recycling and cyclic treatment system and a treatment process with storage capacity. The system is provided with a screening device, a magnetic separation device, an impurity slurry storage pool, a pump sump, a delivery pump and a conveying pipe, and is characterized in that a ferrosilicon powder recycling component is arranged between the delivery pump and the pump sump; the ferrosilicon powder recycling component is composed of a dehydration device, a circulating water pump sump, a ferrosilicon powder storage pool and a conveyer belt; a three-way pipe is connected to the conveying pipe between the delivery pump and the production system; one pipe orifice of the three-way pipe is connected with the delivery pump through the conveying pipe; a second pipe orifice of the three-way pipe is connected with the production system through the conveying pipe; a valve A is arranged on the conveying pipe; a third pi