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What is cast coating? Explain this type of coating. What kin…

What is cast coating? Explain this type of coating. What kind of paper is coated with this process? 

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What function does the felt have in the press section? List…

What function does the felt have in the press section? List two functions.

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Pigment content (in %) of coating colors is around 

Pigment content (in %) of coating colors is around 

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Where on a paper machine would you find “rectifier rolls” (s…

Where on a paper machine would you find “rectifier rolls” (sometimes also called Hollow rolls)? 

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List three types of headboxes and indicate which one you wou…

List three types of headboxes and indicate which one you would use only for extremely slow machines (if at all) and which one for extremely fast machines.

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Internal strength agents include natural and synthetic polym…

Internal strength agents include natural and synthetic polymers. List the natural polymer most commonly used as an internal strength agent.

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Which of the following fillers will give you the highest bri…

Which of the following fillers will give you the highest brightness 

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Wet-end chemistry deals with all the interactions between th…

Wet-end chemistry deals with all the interactions between the furnish materials (fiber, fillers, etc.) and the chemical/physical processes occurring at the wet end of the paper machine. Why is this important and sometimes extremely complex?

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What is the biggest disadvantage of using fillers in paperma…

What is the biggest disadvantage of using fillers in papermaking 

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Polyacrylamides are a new type of synthetic fillers used in…

Polyacrylamides are a new type of synthetic fillers used in high grade papers. 

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