LMM GROUP main products focus on the cold and hot plate & wide strip mill rolls and heavy section mill rolls and big casting & forging pieces.
The company’s main equipments are at the leading level domestically and its key equipments are imported from world-class enterprises. Whereby, the large horizontal centrifugal machine with the hydraulic motor drive mechanism imported from CMCC of USA, the controlling system of dual-frequency quenching machine imported from Belgium, the key components of 45MN oil hydraulic press made in Germany, the main physical and chemical detection equipments are all advanced devices imported from abroad.
There are two production lines of rolls in the company. One is the production line of centrifugal cast work rolls for hot strip mills and wide & heavy plate mills, which can produce all kinds of centrifugal rolls from φ400×2000mm to φ1600×10000mm, covering the material of ICDP, high chromium iron, high chromium steel, HSS, semi-HSS, with the annual production capacity of 35000 tons. The other is the production line of forged rolls, which can produce the Cr2 to Cr8 cold rolling work roll, intermediate roll and back-up roll from φ300×6000mm to φ1000×6000mm, with the annual production capacity of 5000 tons. In the meanwhile, it can produce the high quality Duplex Cast Steel back-up rolls, Adamite & Alloy Steel rolls with less than 40 tons in unit weight for cold and hot rolling mills. It can also supply the forging steel ingots, forged blanks, casting and forging pieces for domestic and overseas customers. The rolling performance of Delong Roll on medium and wide strip mills, heavy plate mills and stainless steel mills ranks among the best in similar products at home and abroad. Has established cooperative relationship with dozens of steel companies and agents abroad.
The company has a good team of technical experts composed of various professionals, having the ability to make scientific research, design and develop the rolls with new material and new technology for all kinds of modern rolling mills. It can provide characteristic service and differentiated products according to the different conditions of rolling mill.