Prestretch is adjustable (by gearbox) from 1- 400%, depending on model.
Patent approved system.
The chosen prestretch ratio stays constant, which guarantees a consistent low film, consumption, load after load.
Power Ecostretch, also includes:
Motorized prestretch minimizes film consumption and protects delicate goods.
Power Ecostretch Plus, also includes:
AFD ( Automatic Film Detection) detects the characteristics of the stretch film and then configure the most economical pre strech ratio for/of the film.
Film quality must be of high quality to reach the high level, which this system deliver.