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Flexible Slitter Has Short Web Path

(Slit)

May 31, 2011, ... is said to offer flexible, targeted slitting capacity that's easy to implement. Reported benefits: compact footprint; short web path for improved rewind roll quality; bowed roller to remove wrinkles prior ...

Do You Want Nips with That? Part 2

(Winding Unwinding Rewinding)

April 30, 2011, No nips, please. To qualify this statement, I just want to get rid of unnecessary nips, especially for preventing slip on tension controlling drive rollers. “No nips, please.” To qualify this statement, ...

Web Lines: Would You Like Nips with That?

(Winding Unwinding Rewinding)

March 31, 2011, ... Every day, dumpsters and truckloads around the converting world are filled with waste generated due to unnecessary nipped rollers. Nipped rollers are a double-edged sword, creating high pressure for value-adding ...

AIMCAL Awards: Canisters Blow Away Competition

(Metallizing)

March 31, 2011, ... and 11% for solventless. Also dropped are CO2 emissions by 34% for solvent-based laminating and 30% for solventless. A second Sustainability Award goes to Menges Roller Co. for its Tiger-Max thermoplastic ...

AIMCAL Awards: Canisters Blow Away Competition

(Coating/Laminating)

March 17, 2011, ... Award goes to Menges Roller Co. for its Tiger-Max (9) thermoplastic urethane roller covering (also see PFFC, December 2010, p30) that performs as a recyclable replacement for traditional rubber rollers ...

Nonwoven Laminations: Absorb Profit

(Controls)

January 31, 2011, ... incoming material at the slitter. The measurement area is stabilized through the use of two idler rollers to minimize product movement. Slitter blades are located downstream after a series of idler ...

Reflections on Deflection

(Winding Unwinding Rewinding)

November 30, 2010, After reading last month's column, you should have resolved all of your deflecting roller problems. However, the alert web handler is not done with deflection After reading last month's column, you should ...

Static Beat: Prevent Winter Static

(Static Elimination)

September 30, 2010, ... surface. Depending on your application, static brushes can be located 0 (contacting)-0.5 in. from the surface. The roller, belt, and guide surfaces that touch your products should be clean because your ...

Web Lines: Are You Getting the Shaft?

(Winding Unwinding Rewinding)

June 30, 2010, ... from below by a non-deflecting support roller or rollers, such as two-drum surface winders. Since the shaft can support rolls of various widths, the rewind arms do not need to be laterally adjustable, ...

Control Tension Precisely

(Tension)

May 31, 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 The X-3400 rewind tension controller works to control ...

Force Is Needed to Shift a Web

(Web Guiding)

April 30, 2010, ... good thing. What you don't want is a web that is unpredictable. Insufficient web-roller traction leads to a web that may be in transition from stick to slip, creating a wandering web. If you want ...

What Is the Right Tension?

(Web Lines)

November 30, 2009, ... most-asked question has to be: “What is the right web handling tension for my product?” This is a great question and one of the first things that needs to be determined to design tensioning, rollers, and ...

Time To Say Goodbye

(Process Management)

November 30, 2009, ... inks need to be delivered to the press on color. For flexo printing, there are now lab proofers available with interchangeable anilox rollers for precise correlation to the press. Widespread use of these ...

Get a Grip on Your Web

(Tension)

October 31, 2009, ... zones in a web line, reduce web slippage over a roll, or pull the web at increased speeds and with greater operator safety, vacuum rollers can solve these web handling needs with unique traits not found ...

Time for Unwinding Upgrade?

(Archive)

August 31, 2009, ... and the excess web will pay out into looseness or onto the floor. A slack web at slitting is rarely a good thing. The loose web may fall out of a web guide sensor, wrap a roller, slip on rollers and ...

How To Prevent Winter Static

(Static Elimination)

August 31, 2009, ... static brushes can be located between 0.5 in. and all the way to contacting the surface. The roller, belt, and guide surfaces that touch your products should be properly maintained because your product ...

AIMCAL Converting School Adds New Courses to 2009 Schedule

(News | New Products)

May 04, 2009, ... Inc., Rush, NY, will teach two courses, the Roller Performance Workshop, June 15—16, 2009, and the Center Winding Workshop, June 17—18, 2009, at the Optimation Media Conveyance Facility near Rochester, ...

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 ...

The Great Span Length Debate | Part 2

(Web Lines)

March 31, 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. Here a roller, there ...

What's New Products: March 200

(Magazine)

February 28, 2009, ... Also creates precise parallel lines for checking roller alignment, tracks, and mechanical guides. Built with a durable housing for holding precision optical elements that redirect the laser beam. Product ...