Coarse crusher machine is a type of machine that is used to crush large materials into smaller particles. It is commonly used in industries such as mining, construction, and recycling. The main purpose of a coarse crusher machine is to reduce the size of materials so that they can be processed further or used for other purposes. This type of machine typically consists of a large, sturdy frame, a feeding hopper, a crushing chamber, and a motor or power source. The material is fed into the machine through the hopper, and the crushing chamber contains a set of rotating blades or hammers that crush the material against a fixed plate or screen. The crushed material then exits the machine through a discharge chute or conveyor belt. Coarse crusher machines are often used for initial size reduction of materials before they are further processed or used in other applications.