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Language: English French Russian
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Broke Systems Series (Details)Includes 5 courses for $299/year. Paper Library (Details)Includes 92 courses for $1,499/year.
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Training Time: 12 minutes
Compatibility: Desktop, Tablet, Phone
Based on: Industry Standards and Best Practices
Languages: English, French, Russian
Most paper and board machines are equipped with at least three under-machine repulpers. These repulpers collect and process wet and dry broke from the machine during normal operation and also during startups and sheet breaks. The three most common under-machine repulpers are located under the couch roll, press section, and reel. Some machines have another repulper located under the winder. This modules describes the purpose, locations, and components of under-machine repulpers.
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The following key questions are answered in this module:
What is the purpose of under-machine repulpers?To process the broke generated during the production of paper or board so that the fibers and other valuable components of the sheet can be reused
Where are under-machine repulpers normally located?Under the couch roll at the end of the forming section, under the press section, under the reel, and sometimes under other major machine sections and/or the winder
What are the typical components of an under-machine repulper?A vat, showers, one or more agitators, and one or more pumps
What type of broke is collected in a couch pit?Wet edge trim during normal production, and the full sheet during startups and sheet breaks
What is the purpose of the ventilation/exhaust system on a reel repulper?To create a partial vacuum in the broke chute
Below is a transcript of the video sample provided for this module:
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