Twin-wire former for producing a fibrous web from a fibrous suspension
2001
The invention concerns a twin-wire former (1) for producing a fibrous web (4), insbesonderer a paper, cardboard or tissue web, from a fibrous suspension (9). DOLLAR A The invention is characterized in DOLLAR A - that the rotating forming roll (6) has an open volume (storage volume) and is not vacuum; DOLLAR A - that the rotating forming roll (6) has a forming roll diameter (D¶F¶) is less than 1400 mm has; comprises that the rotating forming roll (6) has a forming roll angle of wrap (alpha) of less than 7 DEG - DOLLAR A; and DOLLAR A - that the rotating forming roll (6) - in the wire running direction (S) seen - is followed immediately by a suction box (15.1).
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