The web forming unit mod. L is a volumetric feeder with special characteristics.

The web forming chute in exit is complete with variation of the chamber gap and vibrating wall. In this way the feeder L works as a standard volumetric feeder. 

The exit chute is also equipped with a series of blowing motorfans which alow it to work as a pressurized forming unit. This configuration is particularly convenient to increase the line productivity.

Finally the volumetric feeder L is suitable for heavy fibers such as glass or balsalt fibers, dusty short fibers shuch as shredded cellulose or grinded materials.