Drum for installation for the production of a ply not - materials for the production of a ply not - materials and the ply not - materials obtained

摘要

For the production of a nonwoven, spunbond filaments are fed (21) to a conveyor (22) to a perforated drum (24). The interior (26) of the drum is at an underpressure. Water injectors (25) spray water at the material around the drum surface, and is extracted by the inner suction.