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Hot Topics: Tension | Web Guiding | Winding/Unwinding/Rewinding | Materials Handling | Roll Handling | Rolls | Shafts | Heat Transfer Fluid | Trim Removal | Cores

Playing the Wrinkle Blame Game

Published: July 01, 2009
Imagine you are an unwind operator. You unwrap the next roll of input material, splice it into the machine, and hit the run button. Then you see them

The Great Span Length Debate | Part 2

Published: April 01, 2009
Last month, we debated roller spacing (a.k.a. web span length) relative to cost, safety, out-of-plane deviations from gravity, bagginess, and misalignment. Let's continue the debate.

The Great Span Length Debate | Part 1

Published: March 01, 2009
There are at least half a dozen things that come to mind in the great span length debate. Let's review the checklist to figure out what span length is right for you.

How Much Misalignment Is Trouble?

Published: February 01, 2009
Shear wrinkles are the most common wrinkle mechanism, forming a diagonal crease and appearing to walk across rollers like an inch worm. The way to create

How Much Misalignment Is Trouble?

Published: January 01, 2009
Most converting equipment suppliers and manufacturers take care to ensure the rollers of their machines are aligned. Designing for good alignment, machining

Spooling System Expands Markets

Published: January 01, 2009
Lancashire, UK | SJA Film Technologies has invested in a 24-station spooling machine from Double R Controls that allows SJA to convert a wider range of

Who's Driving This Nip?

Published: December 01, 2008
What is the best way to drive a set of nipped rollers? Two rollers and two drive options (driven or not) lead to four options. To make this discussion

Menges Expands Roller Repair Services

Published: November 01, 2008
Wauconda, IL | Menges Roller Co. has expanded its repair services for rollers used in the converting industry to relieve industry budget stresses. According

Do You Have a Need for Speed?

Published: October 01, 2008
Faster, faster, faster. As you reach the designed capacity of your existing process, before buying new equipment, most converters will ask if they simply

A Wealth of Accumulators

Published: September 01, 2008
A good accumulator should be like money in the bank easy to deposit and readily available to withdraw when you need it. A web accumulator is like a bank,

Idler Roller Bearings: Living the Good Long Life?

Published: July 01, 2008
Most bearings are designed for a hard life, expecting to end up on a drive shaft of a high-speed motor with a heavy load. Some bearings, however, end

Web Lines: The Spin on Idler Roller Testing

Published: June 01, 2008
It's an election year, so I'd like to join the political pundits and offer some spin of my own, but my spin will be free of political opinions. Instead,

A Recipe for Scratching

Published: May 01, 2008

This month we're having another session of Do the Opposite. I'm going to tell you how to make great scratches. The solution to stopping scratches is to

Buyers & Suppliers: Can We Dance?

Published: March 01, 2008

Buying equipment is a partnership between the equipment buyers and equipment suppliers. The dance begins when a buyer has a need (and hopefully the money)

Web Lines: Thinking About New Equipment?

Published: February 01, 2008
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,

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