types of crushers in mining Mining Industry: What are the different types of aggregate crushers . An aggregate crusher is a machine designed to grind or pulverize various types of rock into small, relatively uniform pieces.
· Types of crushing operations Basically, there are four types of crushing operations: shear, compression, abrasion and impact. Shearing is a cutting action that cuts the workpiece between the edges of two surfaces. Compression is a process in which a workpiece is squeezed between two opposing surfaces with increasing pressure until it breaks.