STRIP ROLLS/ BACK UP ROLLS / WORK ROLLS

United Electric Steel’s Davy Company in the United States technical .

LMM GROUP can supply customer with high wear resistance and stablity, high-strength quality rolls .

LMM Excellence in our core competencies

  • United Electric Steel’s Davy Company in the United States technical .
  • Internationally advanced processing equipment – DRY GRINDER etc,.

allows us to provide a superior product and meet the most demanding requirements of our customers.

Heat Treatment of Rolls

Heat treatment furnaces are independently numerically controlled and centrally computer controlled.Heat treatment of strip mill rolls is adoptive of process and technology imported from Davy Roll UK.

Machining of Rolls

Advanced high-accuracy machine tools plus experienced turning techniques and control technology meet high requirements demanded by roll manufacturing accuracy.

Inspection of Rolls

The company set up”roll inspection & research center”, quality control of rolls and inspection are carried out .

Casting production of rolls

The company adopts conventional casting、grooved mould casting and centrifugal casting(horizontal、vertical)methods for roll production. The major production process is adoptive of advanced computer control technology and the system is automatically controlled, which ensures homogeneity of process Control and homogeneity of product quality.

The maximum dimension of rolls produced by the large vertical spin-caster is φ1350×5300×11000, which meets the requirement of hot plate mill and CSP mill work rolls.

The company can supply customer with high wear resistance and stablity, high-strength quality rolls .

work rolls

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