PMT, Crescent Former Tissue Machine Parts, 2004, Head Box and Yankee Dryer, 2750mm Width, 80 to 100 TPD

Description

  1. Overview
    1. Head box and yankee dryer - parts of a crescent former tissue machine
    2. Installed new in 2004 and start up in 2005
    3. Width after rewinder: 2750 mm
    4. Capacity: 80 to 100 tpd
    5. Machine crescent former with twin jets headbox
    6. Built by PMT
  2. Headbox
    1. Stainless twin jet headbox slice width: 2850 mm
    2. With adjust of the slice
    3. For a maximum speed 2,000 m/min
    4. 8 rows of pipes flow: 48,000 lt/min
    5. Min flow: 30,000 lt/min
    6. Max flow: 61,000 lt/min
    7. Nominal recirculation: about 8%
    8. Vertical slice opening: min 6 – max 10 mm
    9. Horizontal slice movement: about 5 mm
  3. Yankee Dryer
    1. Table width: 3302 mm
    2. Yankee cylinder Ø 4877 mm
    3. Working pressure: 8.60 kpa
    4. Bearings SKF 231/630
    5. Dynamic balancing: 2200 m/min
    6. Yankee cylinder drive: double entry gear box “Santasalo” duo-system Brunnschweiler high efficiency hood (without fans)
    7. Hood operating conditions: blowing air temperature: 450 °C
    8. Blowing air speed: 140 m/s