2013年9月26日星期四

Hammer crusher hammer and wear resistance of materials related

Hammer Mill is the first invention and application of crushing equipment, because it works is simple and practical , is to use the material on the line broken hammer banging on the line operation principle , not difficult to see from here the whole hammer hammer crusher equipment important is self-evident , it directly affects the machine 's efficiency and crushing hardness, so for hammer crusher hammer is a key component is the largest , at present, is made of high manganese steel hammers Because there is not enough high manganese steel wear resistance, abrasion resistance is poor, life is short, requiring frequent replacement. These factors affect the life of the hammer .

Hammer crusher is a major gap within the rotor body and back plate , grate , and the gap between the hammer. If the product material exists, but can not expect from the plot of the grate on the depressed hammer , the hammer will be a serious friction and wear. Therefore, the use of the process , part of the gap to be adjusted frequently , it is in the proper range .

A hammerhead structure design and the quality of the heat-treated product hammerhead design and geometry , their mechanical properties and microstructure within the great impact . Especially large thickness dimension of the hammer , the impact is more prominent. Since the defects , most of the weight of the initial period of breakage. Therefore, the production of the hammer must develop a reasonable casting and heat treatment process.

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