APPLICATION UNIT OF A COATING OR SIZING DEVICE FOR APPLYING TREATMENT SUBSTANCE ON A FIBER WEB

摘要

The invention relates to an application unit of a coating or sizing device for applying treatment substance on a fiber web, which application unit comprises a support beam (13) and an application module (10) comprising at one of its longitudinal ends an opening for the treatment substance inlet, a feed chamber (11) with feed openings located spaced apart in longitudinal direction of the application module (10) and a flow-through at the other longitudinal end of the application module (10), which application module (10) is supported by an attachment element (12) on the support beam (13). The application module (10) is constructed at least partially of composite material.