Impact crushers are machines used in the construction and mining industries to break down materials like rocks and concrete. They work by using high-speed impact forces to crush the material, making them effective for producing aggregates and recycling materials. The design typically includes a rotor that spins rapidly, throwing materials against a solid surface, which causes them to shatter. These crushers are known for their versatility and efficiency. They can handle a variety of materials, including limestone, granite, and asphalt. Impact crushers are often preferred for their ability to produce a uniform product size and shape, making them essential in many industrial applications.