SIEMENS AG

Efficient crusher drive composed of ­standard and individual components

Hazemag & EPR GmbH (Hazemag) based in Dülmen is among the leaders when it comes to the construction of crushing plants. For the retrofit of a limestone crushing facility in France, Hazemag developed the Hazemag Center Sizer HCS 1020 with two counter-rotating rolls. For the drive, the company used Integrated Drive Systems (IDS) including two helical gears from Siemens. The major benefit of this solution is the combination of standard components and individual elements which simplifies both maintenance and engineering, as well as cutting delivery times.

When it comes to crushing plants for the industrial treatment of primary and secondary raw materials, the specialists at Hazemag & EPR GmbH (Hazemag) based in Dülmen, southwest of Münster in ­Germany, can draw on experience gathered over a 170-year long company history. Alongside the crushing rolls, in these machines first and foremost the gear plays a decisive role. The gear solutions required are generally extremely complex and require a very long delivery period. Different conditions applied to a recent retrofit project in France, in which an obsolete jaw crusher was replaced by a Center...

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