This professional crusher blog contains crusher basics which focuses on the jaw crusher, hammer crusher, impact crusher, roll crusher etc. It also has crusher news,market analysis and star cruhser enterprises for helping readers to make right decisions. Is a kind of construction machinery,and its waste materials whose row size greater than three millimeters take up more than 50 percent of to. Now let us review the crusher history. In 1806, steam-driven roll crusher appeared. In 1924, the Germans develope.

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How to make Raymond a longer life. Raymond Mill maintenance, maintenance. The operator of a certain degree of technical training, so that Raymond grinding the operating principle, performance, quality, detailed understanding of the operation. In order to ensure the normal operation of Raymond Mill, need to have a certain maintenance tools, grease, accessories and so on. Such as lime, calcite, gypsum, potash .