Method for heat treating a web shaped material, and a device in a plant for heat treatment of a running web

摘要

A method and a device for simulating a larger width of felt/wire than the real one in a hot air plant for heat treatment of the felt/wire avoids a temperature drop towards the edges and of achieving a homogeneous temperature treatment all over the width of the felt/wire. Along the edges of the felt/wire adjustable sheetlike members or roller blinds are provided in the heating zone.