The Hammer Mill is the most widely used grinding mill and among the oldest. It is a very common size reduction machine found all across process industries. The design is very robust and is used in many applications, from grain milling to heavy duty requirements such as rock crushing or waste grinding. It is the best known and by far the most widely used crushing device employing the impact principle of breaking and grinding stone. The offered Hammer Mill is a mill whose purpose is to shred or crush aggregate material into smaller pieces by the repeated blows of little hammers.