Forming arrangement for twin wire former of machine for manufacturing fibrous material sheet, particularly paper or cardboard web, has forming shoe with curved forming surface, and forming bar is provided in forming zone

摘要

The forming arrangement (1) has a forming shoe (10) with a curved forming surface (11). A fiber suspension (4) is provided with two revolving endless sievings (5,6). A forming bar (14.1,14.2,14.3) is provided in a forming zone (13.2) and opposite to the forming shoe. The forming bar is arranged between the two adjacent bars (12) of the forming shoe. The forming zone has a forming bars. A bar (18) is arranged in rigid manner, is provided opposite to the forming shoe between two adjacent bars of the forming shoe.