Complete Tissue Mill, Crescent Former, 2.64m Width, 10000mt/Year

Description

  1. Overview
    1. Tissue machine
    2. Crescent former
    3. Width on pope reel: 2.60 to 2.64 m
    4. Maximum speed: 850 m/min
    5. Basis weight range: 16 to 28 gsm
    6. Capacity: 10,000 mt/year
    7. Raw material: 100% waste or mix of waste and virgin pulp
    8. This machine was stopped in March 2016
  2. Stock Prep Deinking
    1. Net capacity: 50 mt/day
    2. 1 helico pulper Lamort 10 m³ with feeding belt, scale, warm water tank 10 m³ and chemical tanks with metering pumps for caustic soda and oxygen peroxide, motor 200 kW
    3. 1 dumping “poire” Lamort size 2 with perforated plate of 6 mm
    4. 1 dewatering Lamort hydraulic press
    5. 1 HDC Lamort-Aikawa LA200-1300
    6. 1 fiberizer Escher-Wyss size F1 with perforated plate of 2.4 mm
    7. 1 diabolo tail screen Lamort size D1 with perforated plate of 2.2 mm
    8. 1 level box with five compartments stainless steel
    9. 1 horizontal screen CH-5 Lamort with slotted basket of 0.35 mm
    10. 1 diabolo tail screen Lamort size D1 with slotted basket of 0.35 mm of 2.2 mm
  3. Stock Prep Virgin Pulp
    1. 1 low density pulper 15 m³ tank in normal steel, rotor and perforated plate in stainless steel
    2. 1 tridisc refiner Pilao 20” with motor 355 kW
  4. Approach Flow
    1. Double dilution with cleaners and screen
    2. Cleaners Celleco Cleanpac 700 in four stages
    3. 1 screen Lamort SP800 overhauled
    4. 1 vibrating screen Hergen as a tail screen
    5. Fan pump Sulzer
  5. Machine
    1. Crescent former with hydraulic headbox for a maximum speed of 1,000 m/min
    2. Lips width 2.64 m
    3. Forming roll diameter 1.2 m
    4. Full equipped with guide, tending, showers, doctors
    5. White water channel and silo in stainless steel
    6. Felt circuit with automatic tending roll, guide, two conditioning boxes, showers and doctors
    7. 1 suction press, diameter 750 mm, against the Yankee, Voith with 2 vacuum chambers and maximum load 90 kN/m; existing a new spare shell
    8. 1 blind drilled press, diameter 640 mm, Escher Wyss for a maximum load of 90 kN/m
    9. 1 Yankee cylinder, cast iron, not ribbed, Escher Wyss, diameter 4.5 m, internal steam pressure maximum 5 bar, inspected by Toscotec in 2015; surface recovered by a hard metal
    10. Two doctors for creping and cleaning and one spray boom
    11. 1 QCS control Metso with measurement of basis weight and moistures by means of infrared sensors, new from 2012
    12. 1 hair hood heated by steam, retractile, for a normal temperature of 160 °C, with a pre-heater using flash steam; all ventilators are external
    13. 1 standard pope reel from Escher Wyss with drum of 900 mm diameter, doctor and for reels of maximum 2 m
    14. Two reels for board cores of 150 mm diameter
    15. 1 plastic film reels packaging unit, with scale
  6. Ancillary Equipment
    1. 1 pirotubular, smoke pipes, boiler using natural gas as combustible with a capacity 8 mt steam/hour at 10 bar pressure, complete with water softening installation
    2. Steam and condensate circuits with thermo compressor, two flash tanks with level control and level indicator and pump to feed the boiler
    3. Vacuum installation with: 1 Bel E-14 ring water vacuum pump with 110 kW motor; 1 Northpump 501E ring water vacuum pump with 55 kW motor; 1 Northpump 802 ring water vacuum pump with 200 kW motor; 1 Bel E-14 ring water vacuum pump with 92 kW motor; stainless steel separators and pipes
  7. Drive
    1. Multi-motor, AC motors drive with Siemens controls
    2. Forming roll motor 110 kW
    3. Suction press motor 110 kW
    4. Blind drilled press motor 110 kW
    5. Yankee with new gear box, principal motor 200 kW and Sunday drive motor
    6. Pope reel motor 40 kW
  8. White Water Treatment
    1. 1 floating Celoflot model 3
    2. 1 floating Exafloat model EF200
  9. Reject Water Treatment
    1. 1 vibrating screen Hergen
    2. 1 floating Tecexsa Isofloat model IF45, 9 m of diameter
    3. 1 floating and filter Tecexsa Isoclear model 27, that clarified the water by flotation and filtration of clarified water
    4. 1 DiscoStrainer model DS242
    5. 1 unit for dilution and metering powder polyelectrolyte
    6. 1 belt press Licar 2 m width wire
    7. 1 belt press 1.5 m width wire
    8. 1 tank filled with plastic rings and connected to a 4 blowers as a biological treatment
  10. Other Equipment and Observations
    1. 1 grinding machine to recovery the creping doctors
    2. 1 stock of spare parts
    3. Generally the tanks are in concrete and the agitators are the only device to be recovered
    4. Pumps are Egger, Sulzer and Drunfoss
    5. All the equipments are with motors, with pipes in stainless steel, electrically connected to the grid and the control, with all controls, valves, etc.
    6. There is a DCS Metso control system for the plant
    7. Are available all the chemical metering installations
    8. Are some transformers, 15 kV/400 V 50 Hz, available with the cables, the breakers, the distribution boards
    9. In general view, the plant is in a normal condition taking in mind the age