| LG450-H cold rolling mill Technical parameter of product 1.outer diameter of rough tube:250-480mm2.wall thickness of rough tube:10-35mm3.length of rough tube:3000-8000mm4.outer diameter of finished products:219-450mm5.wall thickness of finished products:6-28mm6.Max.coefficient of elongation:steel less than 4Technical parameter of machine.1.crank radius:600mm2.diameter of roller:1128/928mm3.Efficient length of groove:960mm4.round trip length of operating frame:1208mm5.round trip frequency of operating frame:20-50times/min6.Feeding amount:3-12mm7.swing angle of rough tube:41-52 degree8.material loading method:Side loading9.continuous rolling:No10.Feeding and turning method:Single feeding ,double turning11.Rolling lines:single12.power of main motor DC: 950KW 820rpm 440V | 
