Design and production of a large Edger drive

Galbiati has recently built a large Edger drive for an existing hot rolling mill at Mariupol, Ukraine.

The engineering process was undertaken by the Galbiati Group in collaboration with Primetals Linz, whilst the large Edger drive was purchased directly by Metinvest Engineering LLC, Dnipropetrovsk, Ukraine.

Galbiati Group’ supply covered the engineering and manufaturing of a large Edger drive for a hot rolling mill, with three reduction ratios, double motorization in vertical auto supported. Two twin and specular reduction units, with high rigidity union flange. The Edger control gear is parallel axis vertically mounted with double inlet and double outlet. The gears consist of shafts and toothed wheels with helical pinions made of 18CrNiMo7-6 steel, hardened, hardened and ground in DIN 6 quality. Lens shafts made of 42CrMo4 steel.

Galbiati Group has extensive experience in the design, manufacturing and revamping of: mechanical transmissions for steel industry (hot and cold rolling mill), large Edger drives, pinion stands and twin drives for mill stands, main drives for shears, tilting converters drives, coilers and uncoilers.

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