process for the production of a filzbahn, as well as a porter for implementation this procedure and this procedure produced filzbahn

摘要

The felt for the paper producing industry is made up of a sandwich construction where the carrier is a woven fabric, plastic or metal screen with one-sided or two-sided layers of nonwoven fabric. The latter is bonded to the base by adhesive and needling which imparts an enhanced tensile strength to the felt.