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Roller Geometry | What Is Your Roller’s True Shape?

(Web Handling)

June 21, 2017, How does a roller’s shape influence a coated product and coating defects? The variation of a roller’s geometry can produce many web handling problems. How does a roller’s shape influence a coated product ...

Does This Roll Contain Quality Web?

(Web Handling)

January 29, 2015, Measuring roll hardness is also like trying to figure out what is in a wrapped package. You are trying to guess what is in the wound roll's package without opening it. I was listening to a podcast about ...

Do Your Homework to Solve Telescoping Roll Problems

(Web Handling)

December 03, 2014, Answer this list of questions to identify the source of your telescoping roll problems. I've been busy, even though some of you may have seen me live a couple months ago at CPP EXPO, but that kicked off ...

Dissipation Time for Wound Roll

(Static-Beat)

August 25, 2014, How long must we wait for static to dissipate from a wound roll sitting on a concrete floor? I received an interesting question. A wound roll of biaxially oriented polypropylene (BOPP) has high ...

Eliminating Tin-Canning Rings on Your Wound Rolls

(Web Handling)

January 24, 2013, The elimination of roll rings that simulate rings on a tin soup can is a perennial problem for web handling experts. This list of possible solutions might work for you. Question: Why does my roll look ...

WebHandlersQuiz #18: Which Rolls Tighter—Paper or Film?

(Web Handling)

August 09, 2012, Which—paper or film (with equal dimensions and winding conditions)—will likely have higher internal roll pressures? WebHandlersQuiz 18 continues the Q&A format I began this past February with our quest ...

Flexonomics | Anilox Roll/Ink Selection

(Print)

July 01, 2012, ... roll is critical to print quality, process efficiency, and the overall cost of printing and coating applications. With endless offerings of cell count, cell shape, and volume combinations from anilox suppliers, ...

NimCor Bowed Rolls Suited for Narrow Webs

(Label/Tape)

June 23, 2012, Perma-Bow bowed rolls from NimCor remove web wrinkles, control slit web separation, and more in narrow web applications   NASHUA, NH | NimCor offers Perma-Bow bowed rolls said to be well suited for ...

Rollers Reduce Wrinkling

(Web Handling)

July 31, 2010, Grooved rubber-covered spreader rollers are called a cost-effective solution to persistent web wrinkling when optimizing machine alignment and roll geometry Grooved rubber-covered spreader rollers are ...

Menges Expands Roller Repair Services

(Web Handling)

October 31, 2008, Wauconda, IL | Menges Roller Co. has expanded its repair services for rollers used in the converting industry to relieve industry budget stresses. According Wauconda, IL | Menges Roller Co. has expanded ...

Dancer Rollers: Trust but verify

(Web Lines)

October 31, 2006, In last month’s tension quiz, I gave out five points if your process had a calibrated tension transducer roller. Those of you with dancer rollers might have wondered why you didn’t get any points. Why ...

Winding Better Rolls

(Archive)

May 31, 2003, ...  One key to quality wound rolls is the winding nip. The winding nip is a roller, driven or idling, that remains in contact with the winding roll throughout its buildup. The winding nip has many aliases, ...

Pyramids and Wound Rolls: Long-Lasting Quality

(Magazine)

February 28, 2002, ... layers, a wound roll's initial wraps are the foundation for subsequent roll buildup. In winding rolls we also create impressive performance through structure. Wound rolls are a package to store web materials ...

Web Guide 101

(Equipment/Machines - Converting)

April 24, 2024, ... serve as indispensable tools, allowing us to cut through the uncertainties and produce high-quality products consistently. By simply correcting web misalignments to improve roll-to-roll processes, web ...

Tension: The First Thing We Must Get Right

(Coating/Laminating)

April 14, 2024, ... induced troughs may form in open spans. Web breaks may occur during poorly controlled speed changes. High tensions will neck down delicate webs due to Poisson. Proper tension control is critical for coating, ...

Tension: The First Thing We Must Get Right

(Converting Expert)

April 08, 2024, ... Web breaks may occur during poorly controlled speed changes. High tensions will neck down delicate webs due to Poisson. Proper tension control is critical for coating, laminating, slitting and winding.  ...

Apex International Hosts Repro Supplier Meet

(Slit)

August 07, 2023, ... on plate and ink specialty surface patterns or pigmentation. Nick Harvey, Technical Director, highlighted the importance of an anilox roll in mastering quality print production. “The anilox is a very ...

The Feat of the Foam

(Equipment/Machines - Printing)

May 07, 2023, ... applications. There are multiple factors that can cause the aeration of your aqueous coatings during production. Ink pumps, doctor blades, end seals and anilox rolls are often the top culprits of foaming ...

Winding: Part 3 - Tension, Nip and Torque

(Web Handling)

January 22, 2023, Winder TNTs are the key to winding a good roll. By Neal Michal, Principal, Converting Expert, LLC Winder TNTs are the key to winding a good roll. TNTs stand for Tension, Nip and Torque. Tension is ...

Winding Part 3: Tension, Nip and Torque

(Converting Expert)

January 16, 2023, Winder TNTs are the key to winding a good roll. By Neal Michal, Principal, Converting Expert, LLC Winder TNTs are the key to winding a good roll. TNTs stand for Tension, Nip and Torque. Tension is ...