... .5-3mm coil weight: 20tons speed: 60m/mim I.Technical Data for KJB series Material cutting Cold roll steel, galvaniz roll ... Length Lines can do uncoiling, leveling, measuring, cross-cutting to length and stacking work. It mainly includes uncoiler, leveler, measuring ... . The line speed can be adjusted, It has a encoder with high precision, and whole line can work automatically and operate easily, ...