Varaoke International Oy

https://varaoke.eu/products/parts-of-paper-machines/valmet-suction-roll-for-board-machine-suction-face-max-3700-mm-min-3200-mm-full-overhauled-in-valmet-roll-service/

A register description in accordance with Section 10 of the Personal Data Act (523/99)

1. Register holder
Varaoke International Oy
Business ID: 0925191-4
Kullervonkatu 20 B 112
33500 TAMPERE
Tel: +358 10 292 2090

2. Contact person in matters relating to the register
Harri Aikio
Kullervonkatu 20 B 112
33500 TAMPERE

3. Register name
The marketing and analytics register of Varaoke International Oy

4. The purpose of handling personal data
The purpose of the register is to take care of the customer relationship between the register holder and the customer, as well as marketing and communications. The management of the register and the handling of the data can be outsourced to the co-operative partner of the register holder, who has committed to complying with this register description.

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– Name
– Telephone number
– Address
– E-mail address
– The name and business ID of the organisation
– Contact log

6. Data sources in compliance with the regulations
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7. Passing on of data in compliance with the regulations
The register holder will not pass on the data to outside parties except for the co-operative partner of the register holder mentioned in point 4, unless actions by the Finnish authorities require it to do so.

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Sulje [x]

VALMET Suction roll for Board machine suction face max. 3700 mm min 3200 mm. Full overhauled in Valmet roll service

VALMET SUCTION roll for board machine

– Face max. 3700 mm, min. 3200 mm

– Diameter 1040 mm, Valmet checking after overhoul 1042,14 mm

– Bearing housing center-to-center distance : 4738 mm

– Total enght of roll : 7108 mm

– weight : 10 000 Kg

Previous board machine : Folding box board machine in Finland ( 500 rpm ). Suction roll available in Varaoke warehouse in FINLAND

The suction roll has full serviced in Valmet 22.5.2022 and after service roll was as a spare roll and was not used in production after 22.5.2022. Below is the content of the 2022 maintenance.

POS 10 – Suction Roll Reconditioning

Roll ID: A512935
Dimensions: 1000 / 1040 / 4020
Drawing: A512935
Quantity: 1 pc

Disassembly and Inspection of the Roll

  • Unloading of the shipment and incoming inspection
  • External washing of the roll
  • Removal of the tending-side flange shaft from the shell and withdrawal of the suction box
  • Removal of the drive side from the shell
  • Removal of the tending side from the suction box

Suction Box Service

  • Washing of the suction box
  • Inspection of end and side seals
  • Replacement of end seals (incl. new seals)
  • Replacement of side seals (incl. new seals)
  • Replacement of loading hoses (incl. new hoses)
  • Visual inspection of the general condition of the suction box

Inspection

  • Corrosion damage
  • Seal holders
  • Lubrication and washing pipes
  • Functionality of adjustment slides
  • Pressure gauges
  • Dimensional inspection of pipe shafts
  • Dimensional inspection of the rear internal bearing shaft
  • Cleaning and alignment of lubrication spray pipe and nozzles
  • Replacement of V-ring on tending-side pipe shaft (incl. new V-ring)
  • Replacement of V-ring on drive-side pipe shaft (incl. new V-ring)
  • Inspection of suction connections and pressure gauges
  • Inspection of suction box support roller
  • Attachment of the tending side to the suction box

Flange Shaft (Tending and Drive Side)

  • Disassembly of tending and drive sides
  • Cleaning of parts and dimensional inspections
  • Disassembly of rear internal bearing and cleaning of parts
  • Inspection of rear internal bearing and components
  • Inspection of rear internal bearing lubrication line
  • Cleaning and inspection of main bearings
  • Inspection of bearing tapers and fit dimensions
  • Replacement of seals (incl. new rubber seals)
  • Bearing installation on tending and drive sides

Assembly of the Roll

  • Assembly of rear internal bearing with a new bearing* and new bearing components:
    • Bushing
    • Bearing housing cover
    • Bearing housing
  • Installation of drive side into the shell
  • Installation of the suction box inside the shell

Painting

  • Sandblasting
  • Priming
  • Top coating: color shade KY8

Packing and Shipment

  • Corrosion protection for bearings
  • Protective cardboard

POS 20 – Press Roll Cover PT‑V 15 P&J

Roll Data

  • Roll ID: A512935
  • Drawing: A512935
  • Coated OD: 1040 mm
  • Shell OD: 1000 mm
  • Shell length: 4020 mm
  • Coating length: 4020 mm

Technical Scope

  • Receipt of shell and visual inspection
  • Removal of old cover
  • Crack inspection of the shell and remaining lifetime assessment
  • Dimensional inspection of the shell:
    • Alignment
    • Outer diameter
    • Run-outs
  • Valmet Press Roll Cover PT‑V rubber covering
    • Hardness: 15 ±3 P&J
    • Thickness: 20 mm
  • Final grinding

Additional Specifications

  • Crowning: no crowning
  • End chamfers: no end chamfers
  • Surface roughness: Ra 3.2
  • Suction and blind drilling: Shell drilling pattern Sandasky DA10612
    • Hole diameter in shell: 4.763 mm
    • No blind drilling

 

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