Jaw crushers are typically used as primary crushers, or the first step in the process of reducing rock, are one of the main types of primary crushers in a mine or ore processing plant. The size of a jaw crusher is designated by the rectangular or square opening at the top of the jaws (feed opening).They crush primarily by using compression,is widely used in mining, metallurgy, construction, highway, railroad, and chemistry industries. Our company’s products are used of high-strength manganese steel, a shape casting, with advantages of wear-resistant, resistance, long life and so on. They main application for breaking large, medium and small stones and corresponding objects.