Counterattack crusher structure is simple, it is the first time using the plate hammer impact and primary crushing material, at the same time, the kinetic energy of high-speed rushed to counterattack plate material to be acquired, so as to realize the second crushing. Materials and then hit back plate hammer area, so the ongoing, will…

As the core equipment of the mining crushing system, jaw crushers are widely used in metallurgy, building materials and other industries. The latest industry statistics in 2025 show that about 23% of equipment unplanned downtime accidents are related to eccentric shaft abnormalities. This article combines the five-year maintenance data of a large domestic iron ore…