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Web Lines: Is Wound Roll Pressure Greater Than Tire Pressure?

(Tension)

June 30, 2011, I'll bet you that your wound roll has more internal pressure than a car tire. To win this bet, I have to prove that internal roll pressure is above 30 I'll bet you that your wound roll has more internal ...

How To Wind Defectless Hard, Round Rolls

(Winding Unwinding Rewinding)

June 29, 2011, Davis-Standard Converting Systems' Duane Smith, product manager, specialty winding, shares his expert insight on how to achieve round, hard rolls without defects—essentially the Holy Grail for all ...

The Holy Grail, Six Tips for Winding

(Web Handling)

June 29, 2011, When winding film, the Holy Grail is to achieve round, hard rolls without defects. These areas require adherence to consistently achieve success. 1. Be sure the web material is as flat as possible  ...

Roll Finishing-Cut & Sand

(Winding Unwinding Rewinding)

April 30, 2011, ... take between 30 and 40 minutes to process one roll,” says Maloy, “so we were very excited when we were introduced to new technology that processes four to six rolls per hour without the need to unwind ...

Off-Line Winding for Stretch Film

(Winding Unwinding Rewinding)

December 31, 2010, ... consistent wrapping force around the package, fewer opportunities for damage, and minimized film breaks as a result of a damaged roll edge. Davis-Standard | 860-599-1010 | www.davis-standard.com  ...

Green Converting: Recycled Roll Coverings

(Web Handling)

November 30, 2010, ...  told what type of covering to put on a roller, and we do it. Sure, we make recommendations, but by and large, there are probably 20 roll coverings that are being used in industry today. Now, after nearl ...

Web Lines: Q&A on Roller Deflection

(Web Handling)

October 31, 2010, Here are five frequently asked questions about roller deflection with my responses. Next month, we'll talk more about deflection, but instead of rollers, Here are five frequently asked questions about roller ...

Sitting/Rewinding: A Grand View

(Slit)

September 30, 2010, ... diameter or narrow widths or wide-format rolls — met here.” Kamps, the second-generation owner of K&L Services, says the company operates a total of six slitter/rewinders, the largest of which is the ...

Industry Is on a Roll

(Trends/Management)

May 31, 2010, ... valuable. I also picked up several valuable ‘Rules of Thumb’ to add to my technical ‘toolbox’ and refreshed others.” Maybe our industry is on a roll? My friends call me… Write to me at This email address is being protected from spambots. You need JavaScript enabled to view it.. ...

Splicing/Rewinding: Martin Automatic Introduces Compact Unit

(Winding Unwinding Rewinding)

April 15, 2010, ... splicer, the MBSC (the “c” stands for compact)  features the same patented rolling-shear splice unit, lift-and-load roll loading from the aisle, and inertia-compensated festoon as the MBS, but it is designed ...

Rollers Add Precision

(New Products)

March 31, 2010, Redesigned GripLock Rollers give its Air Roll Lock Differential Shaft extra speed and precision in differential winding applications, company reports. Redesigned GripLock Rollers give its Air Roll Lock ...

Free AIMCAL-PFFC-EMA Webinar on Winding Webs in Vacuum

(News | New Products)

March 15, 2010, ... Charles Bishop on “Winding Webs in Vacuum—including Heat Load.” This webinar will look at how film quality can affect winding in vacuum roll coaters as well as what is happening in the deposition zone ...

AIMCAL Offers Nip Roller Workshop & Drives Course

(News | New Products)

January 12, 2010, FORT MILL, SC | The Assn. of Industrial Metallizers, Coaters & Laminators (AIMCAL) offers its Converting School February line-up of classes for converters, including a workshop on Nip Rollers and a course ...

Cores | The Foundation of Winding

(Web Lines)

October 31, 2009, ... winding roll by losing both outer and inner diameter. Excessive inner diameter loss can make a roll impossible to remove from a shaft. Core compression is especially troublesome for stiff materials ...

Time for Unwinding Upgrade?

(Archive)

August 31, 2009, How do you know when its time to upgrade from a brake-controlled to a driven unwinding process? How do you know when its time to upgrade from a brake-controlled to a driven unwinding process? When ...

Winding Doesn't Add U

(Archive)

July 31, 2009, ... the yield point). If you double the air pressure on a nipped roller, you will double the air cylinder's contribution to the nip load (don't forget gravity and tension). In winding, few things are linear. ...

Film Charge Causes Winding Static

(Static-Beat)

May 31, 2009, Valuable product is delivered to customers in wound rolls. Unfortunately, the wound rolls often contain product defects, dust particles, and static charge. To satisfy their customers, manufacturers work ...

The Coefficient of Winding Trouble

(Web Lines)

April 30, 2009, ... (COF) is always about the two surfaces that will come in contact as the entering layer hits the winding roller. The COF values that are troublesome to winding fall into three categories: low, high, and ...

Winding: What We Know & What We Don't Kno

(Winding Unwinding Rewinding)

July 31, 2008, Winding is an amazingly complex process. Our understanding of winding can be broken into three areas: the winding process, winder design, and wound roll Winding is an amazingly complex process. Our understanding ...

Web Handling and Converting, and Winding Courses

(Archive)

February 18, 2008, ... unwinds, slitters, spreaders, and roll handling. JACKSONVILLE, FL | The Web Handling and Converting course, taking place March 25-26, 2008, in Jacksonville, FL, focuses on the essentials that are required ...