4 Roll Dual Initial Pinch / Wide plate tanker
special execution for large plate sheets up to 8 mtrs width, typical for the construction of large vessels on tankers with thin plates stainless, aluminum, alloy steel. 4 roll planetary with dual prepinch assisted with top support to keep from collapsing the formed shell with thin sheets thickness not self supporting. Deflection compensation of the rolls under load adjustable upon the different plate thickness. Re-rolling equipment is on board the machine for the calibration of the welded shell.