Sheet metal production lines produce ceiling tiles up to a length of 4000 mm and a width of 1500 mm. These high quality sheet metal production lines are suitable for processing aluminum, steel and stainless steel. The pbl-4000 for ceiling tiles in a nutshell, with facts and figures: • production speed: 6 – 15 sec/panel • width: 70 – 1500 mm • length: 320 – 4000 mm • material type: (pre-coated) steel • material thickness: 0. 5 – 2 mm.