... capacity: 1,400kg/h (normal 1,250kg/h)Surface Mill:Technical data1, Shell O.D.: Ø90mm2, Shell wall ... : 0.61.2m/min(normal 1.1m/min)Planetary rolling mill:Technical data1, Shell size: Ø88.5×24mm2, Shell ... length: ≤23m3, Size after rolling: Ø(46-50)×(2.0-2.8)4, Rolling angle: 50°5, Feed angle: ... 250kW 1,500rpm9, Main shaft max speed: 365rpm10, Rolling speed: 12~18m/min of rolled tube11, Feeding speed ...