... system for foils and the automatic adjustment of foil winding position, high offset regulating accuracy of ±0. ... 1200Width of foil sheet (mm)300~800500~1600Shape of winding wireRound, square, rectangularRound, square, rectangularConductive foil materialAluminum ... .5~2.0 (Alu & Copper)Winding lead direction of winding wireRight winding, Left windingRight winding, left windingLayer insulation1~2 Layer1~2 ...