Mapping Your Way to Better Tension Control

Web handling defects often can be traced back to a specific location in your web line. Web tension at that location is always a prime factor in understanding

The Unwinding Story

Sometimes purchasing a thing, like a pair of bluejeans, can be overwhelming. Unwinders are such a standard piece of equipment in a converting plant that

Pyramids and Wound Rolls: Long-Lasting Quality

What comes to mind when you think about the pyramids? First, the pyramids have survived the test of time. Second, they have a distinct and impressive

Web Line Knowledge Offers a Competitive Advantage

Web lines are the backbone of the converting industry the equipment used in converting paper, film, foil, and other webs into valued product. In this

Shaft Collar Decisions Can Be Momentous

Braking moments of force affect efficiency in converting operations. Which is why... Shaft Collar Decisions Can Be Momentous

Workhorse Winders Do More Than Ever Before

Winding technology has gone way beyond what it was in the '90s, says Bruce Butler, VP of sales at Independent Machine Co., Fairfield, NJ. The entire system

Wide Web Handling and the Problems It Can Bring

As new film casting machines have grown in width during the past several years, so have casting machine windups. One problem that arises with wider rolls

MD Wrinkle Formation Causes and Cures

MD (machine-direction) wrinkle problems (sometimes called tin canning) still plague many converters and/or film suppliers. The two main contributing parameters

Harmonic System Gets Tension Under Control

Family-owned Capital Printing, based in Fairfield, NJ, serves its growing customer base the old-fashioned way, reports president and founder Vijay Patel:

Canadian-Based KT Holdings Licenses Spooling Technology to Tricon

WINNIPEG, MB, CANADA--Tricon Conversion LLC, Gainesville, GA, USA, recently has been granted license to produce and sell Step-Pac film spools, says Step-Pac

Web Guides Bring Positive Results to Negative Sleeves

Crown Photo Systems manufactures film negative sleeves to very tight tolerances. Web-guiding systems from BST Pro Mark are helping to keep the converter on the cutting edge.

Teknek Offering Web Guiding and Cleaning... All in One

INCHINNAN, SCOTLAND, U.K. The Web Guide Clean Machine (WGCM) enables printers to clean and guide their webs simultaneously. Co. says cleaning and guiding

More Causes, More Cures For Web Scratches

Last month I wrote that idler rolls (in high-speed processes) do not always turn at web speed even though they have sufficient wrap and free-turning bearings,

Slitter Savvy: The Art of Winding Good Rolls

While you can't make paper or other products on the slitter/winder, it is every winder operator's job to ensure that web defects are not amplified during the slitting/rewinding operation.

Over-Tensioned Webs and What to Do about Them

Webs are often tensioned beyond their elastic limit in specialty-type processes such as metallizing. Usually, the high tension is in a zone where web

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