Hazemag supplies semi-mobile major crushing plant for Lehigh Cement (USA)

Lehigh Cement Company (Heidelberg­Cement Group) ordered a semi-mobile limestone crushing plant at Hazemag for their Union Bridge works. The plant is going to process up to 2500 t/h of limestone with a feed size of up to 2000 mm. The material is discharged by means of a Hazemag apron feeder HAF 25160 from a 400 t feed hopper. The fines in the feed material are screened at 100 mm on a Hazemag roller screen HRS 2638.

The Hazemag primary impact crusher HPI 2230 crushes the material down to D99 < 125 mm.

The impact crusher is fitted with hydraulically adjustable impact aprons and grinding path which both retract in a controlled manner under excessive load. The system of the retractable grinding path is patented. The impact crusher HPI 2230 is furthermore fitted with the automatic gap width control HAZtronic.

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