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Language: English Portuguese
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Fiber Supply Series (Details)Includes 5 courses for $299/year. Pulping Library (Details)Includes 72 courses for $1,499/year.
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Training Time: 26 minutes
Compatibility: Desktop, Tablet, Phone
Based on: Industry Standards and Best Practices
Languages: English, Portuguese
In order to process wood chips into pulp they must be separated based on size, or "screened." Chips are screened in order to remove foreign debris and remove oversized and undersized wood pieces from the acceptable chips. This module will describe the purpose of chip screening and different types of equipment used for chip screening.
At the end of this module, you will be able to:
The following key questions are answered in this module:
What are some of the reasons that chips are screened?Chips are screened to remove contaminants and both over- and under-sized chips.
In terms of pulping, what is the most important chip dimension?Uniform pulp quality is best achieved by having chips of a uniform chip thickness.
What role chip slicers and chip conditioners play?Chip slicers and conditioners process oversize chips, reduce their size and return them to the process.
What are some alternatives to simple open-hole screens?Alternative screens include disc, roll and bar screens.
What will happen if a screen is overloaded?An overloaded screen will not operate efficiently and proper size separation will not occur.
Below is a transcript of the video sample provided for this module:
Continuous Cooking Introduction
View Course
Log Handling and Chip Storage
Paper Fiber Sources
Recaust Liquor Testing
Wood Properties and Chip Quality Testing
Perfect for individual users. Get immediate online access. Must be used within 30 days, expires 48 hours after launch.
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