businessIndustry Information. Crushers. Crushers are machines designed to reduce large waste materials for easier disposal or recycling. One of the most common types of pulverizers, crushers are typically used to reduce the size of large rocks, changing them into more easily-handled small rocks, rock dust or gravel.Crushers are able to break apart or compress soft materials such as limestone ... MB Crusher. You dont know MBs jaw crusher bucket. Turn your excavator into a real crusher and find out how much you can save on time, staff, fleet and transportation costs With MB crusher your waste becomes income. Crush directly on site with your excavator, backhoe loader and skid steer. Get rid of inert material landfill disposal issues.