3.1.1. MACHINE MODELS DESCRIPTION
Table: Spool carriage features
Spool carriage of “FRD” type with friction roller, mechanical brake and manual
adjustment of film stretch.
Spool carriage of “FR” type with friction roller, electromagnetic brake and film stretch
adjustment from control panel.
Spool carriage of “PDS” type with motorised pre-stretching rollers and electronically
controlled film tensioning.
Pre-stretch can be adjusted from the control panel (0÷25).