April 14, 2021

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Industry Links

Tension

Web Lines | Test Your Web Handling Knowledge

Published: February 15, 2012, By Timothy J. Walker

Can you pass this 20-question quiz to prove you understand basic principles of web handling?

Montalvo Offers Web Tension Upgrades on Wide Range of Equipment

Published: December 19, 2011

Web control upgrades increase converters' productivity and profitability for printing presses, corrugators, laminators, slitters, and more

Web Lines: Wrinkling of Foils

Published: August 01, 2011, By By Timothy J. Walker Contributing Editor

In our everyday lives, our main experience with foil likely comes from wrapping a potato in kitchen-grade aluminum foil. Wrinkling thin aluminum foil

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

Published: July 01, 2011, By By Timothy J. Walker Contributing Editor

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

Technical Report: Up & Running

Published: June 01, 2011, By By Michael Pappas, Catbridge Machinery
Recent innovations have improved the performance of slitter/rewinders dramatically, offering superior wind quality and impressive production rates

Amplifier Easy To Use

Published: June 01, 2011
The A4 digital amplifier can be calibrated and zeroed with the push of one button. Can be used to remotely calibrate and graphically monitor both raw

Control Tension With Ease

Published: May 01, 2011
The S4 digital tension controller is said easy to install, set up, and operate, and to ensure uniform tension control regardless of roll diameter by using

Controller Has Intuitive Interface

Published: May 01, 2011
SteadyWeb 5 digital tension controller gets operators up to speed with minimal training via large 4.3-in. user interface that features illustrated prompts

Sensor Easy To Use

Published: February 01, 2011
The DPS-1 dancer position dual-axis sensor is said to be versatile and user-friendly, as well as 99.98% accurate. Offers fast response time and high resolution/sensitivity.

Monitor Tension With Accuracy

Published: January 01, 2011
The TwinAmp dual-tension amplifier features two isolated amplifier circuits on a single rack-mountable card. It can be used to monitor tension accurately

Control Open Loop, Dancer Applications

Published: November 01, 2010
The Spyder Plus compact tension control adds the ability to control open loop applications, has advanced features for dancer applications, and provides

Solution to Heat-Related Problems

Published: November 01, 2010
Frigid-X Panel Coolers use Vortex Tube technology to provide what is said to be a simple, inexpensive solution to heat-related problems in industrial

Montalvo Website Features Tension Upgrade

Published: October 13, 2010
The Montalvo Corp., an international specialist in industrial web control systems, has posted a presentation on its website to explain how to inexpensively upgrade Mark Andy 4120 presses

Brake Handles More Torque

Published: July 01, 2010
The Global Brake Model F, originally rated to deliver up to 250 lb-ft of torque, now can be placed in applications in which up to 325 lb-ft of torque

Control Tension Precisely

Published: June 01, 2010
The X-3400 rewind tension controller works to control the slippage of differential winding shafts and controls the torque transferred to the cores. The

Brake Has Many Benefits

Published: May 01, 2010
The V-400 brake is designed for use in upgrading Martin rollstands. Designed to fit in a very small space, the high-performance brake reportedly offers

Get Accurate Tension Reading

Published: February 01, 2010
The EasyView tension indicator is a compact, low-cost, general-purpose web tension amplifier with display. Indicator is powered by 24 volts DC and amplifies

Web Lines: What Is a Tension Zone & How Many Are Needed?

Published: January 01, 2010, By By Timothy J. Walker Contributing Editor

Tension and speed control are the two most fundamental purposes of any web handling system. Speed control is easy for most people to understand, since

Why so Tense?

Published: January 01, 2010, By Edited by Nsenga Byrd Thompson, Assoc. Editor
Putney Paper is located on the same site where papermaking has been a continuous process since 1818. In addition to its long-standing mill, Putney has

What Is the Right Tension?

Published: December 01, 2009, By By Timothy J. Walker Contributing Editor
Of all the questions about web handling, the most-asked question has to be: What is the right web handling tension for my product? This is a great question

Get a Grip on Your Web

Published: November 01, 2009, By By Pete Eggen, Webex Inc.
Whether a converter needs to isolate tension at various zones in a web line, reduce web slippage over a roll, or pull the web at increased speeds and

Monitor Tension in Any Zone

Published: December 18, 2008
The TrueTension TI17C indicator with Quik-Cal push-button zero and calibration is a single-channel tension transducer interface (amplifier) for monitoring tension in any zone on web processing machinery

Brakes Feature Heat Dissipation Friction Discs

Published: December 18, 2008
V-Series brakes feature high heat dissipation friction discs combined with patented “no-tools” friction modules for quick and easy pad changes

Sensing Roll Combines Strain Gauge/Tube

Published: December 18, 2008
The TNT-Series web tension sensing roll combines a sensitive strain gauge...

Wrinkle Removers

Published: December 01, 2008, By By Edward Boyle, Contributing Editor
For most printers and converters, tension controls are like the utilities coming into your home or office the only time you give them any thought is when

Tension Control

Published: December 01, 2008
Controller Offers Ethernet Connection Designed for precise closed loop tension control, the Spyder is capable of controlling web tension in unwind, rewind,

Web Lines: Thinking About New Equipment?

Published: February 01, 2008, By By Timothy J. Walker Contributing Editor
A new year often brings new budgets and thoughts about new equipment. If you are lucky enough to be handed a project to buy new converting equipment,

Get a Grip: Driving Your Web

Published: January 01, 2008, By By Timothy J. Walker Contributing Editor

In my October 2007 column, In Search of Tension Isolation, I myth-busted the belief that a high traction driven roller can completely isolate one tension

In Search of Tension Isolation

Published: October 01, 2007, By By Timothy J. Walker Contributing Editor
In web handling, one of the myths told most frequently is that of the independent tension zone, protected from other tension zones by the protective powers of the tension isolation. Like most myths, we want to believe, but alas, scientific reason is the myth buster.

Baggy Webs: Part 4 Minimizing

Published: August 01, 2007, By Timothy J. Walker, TJWalker & Assoc. Inc.

What does minimizing a baggy web mean? Two things. First, we would like to minimize the level of bagginess in our webs. Second, we would like to minimize the waste associated with running the inevitable baggy web in our processes. To minimize the creation of baggy webs, we must take on their causes.

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