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Time for Unwinding Upgrade?

(Archive)

August 31, 2009, ... is proportional to line speed, roll diameter, and deceleration time. The inertia will be proportional to your material density and roll geometry, especially diameter. Inertial torque will go up directly ...

Spool Rules

(Winding Unwinding Rewinding)

August 31, 2009, ...  In any case, the traverse position accuracy can be maintained only if it is directly linked to the rotational velocity of the winding spool. If tension is maintained through a proper closed loop tension ...

Pack Expo Co-Locates with CPP and Other Events for Value

(News | New Products)

August 30, 2009, ... due to defective printing, mill splices, telescoped and unevenly tensioned rolls the systems reach operating speeds up to 2500 fpm (762 mpm). Capable of single direction and reversible winding, Doctor ...

Another W&H Press for Kendall

(Flexography)

July 31, 2009, ... Windmoeller & Hoelscher Primaflex press to support its growth initiatives and to meet customer expectations. The 52-in. gearless direct drive press reportedly offers unsurpassed print quality at high production ...

Crime Stoppers

(Archive)

June 30, 2009, ... print and similar devices also are used. For electronic, electrical, and automotive components, laser etching directly into the product itself is a recent and effective visible solution. Invisible Devices ...

CMM Highlights Folding Cartons at Conference Program

(News | New Products)

June 08, 2009, ... VP of Bobst Group (www.bobstgroup.com) in the US, covered “The Gravure Approach with Emphasis on Mid Web. And Joerg Daehnhardt (This email address is being protected from spambots. You need JavaScript enabled to view it.), Heidelberg’s (www.us.heidelberg.com) director ...

WHAT'S NEW PRODUCTS: June 200

(New Products)

May 31, 2009, ... Wider Operating Window Single and double-sided in-line coaters for films provide reproducible perfect coating profiles in MDO and TDO direction. A wider operation window in regard to different web speed, ...

Stress & Strain

(Archive)

May 31, 2009, ... in the machine direction by 2% or even 10% under tension. The tension also will reduce the web width (through the Poisson's effect, also known as necking) by 1%-5% or more. For stretchy materials, tension ...

Green Bay to Chicago Declared 'Strongest' Converting Corrido

(News | New Products)

May 27, 2009, ... the decline in the US should come to our meetings and expo here in Wisconsin,” says Susan Stansbury, Converting Influence Director. The group will host a May 21 event at Fox Valley Technical College ...

Web Exclusive: Flat Die Technologies Emerge as Keys to Innovation in Solar Electric Systems

(Archive)

May 13, 2009, ... Since there is always some space between the PV cells in a module that allows light to fall directly onto the back sheet, a reflective coating on this sheet is useful for reflecting photons back to the ...

Why So Many Anilox Rolls?

(Process Management)

April 30, 2009, ... table, ink density is a direct function of anilox volume. There is no reliable proofer correlation to the press. Ink toning at the press becomes the norm. Press returns do not match when used for repeat ...

NEW PRODUCT DIGEST - May 2009

(New Products)

April 30, 2009, ... Slitter Cuts Setup Time The CW600 slitter is a 63-in.-wide machine with four rewind diameter options: 10, 16, 24, and 32 in. Full setup and changeover take less than 5 min. Machine has the latest dual-direction, ...

Narrow Web & Label Reporter

(Narrow Web)

April 30, 2009, ... Scapa Medical has introduced Scapa 4005-800A, an extremely soft and conformable p-s polyurethane foam tape for direct skin applications, including wound care, consumer dressings, and medical device attachment. ...

WEB EXCLUSIVE: Tension Control: Dancer Systems Defined

(Archive)

April 15, 2009, ... system interprets the feedback signal through a PID loop. It looks at the direction of change, amount of change, and rate of change. Based on these three variables, the control will adjust the force at ...

The Great Span Length Debate | Part 1

(Web Lines)

February 28, 2009, ... 0.75 in. A 10-mil polyester web would sag ten times more or require 10 PLI tension to get back to 0.75-in. of sag. Sag will increase directly with span length squared and inversely with tension. If ...

Bloomer Plastics Converts Custom Films

(Substrates)

February 28, 2009, ... a more consistent film thickness, enhanced optical qualities, better dimensional stability, and contrasting directional properties in some applications. Specifically, says Lundgren, embossing can alter ...

Edelmann and Codimag Web Offset Semi-Rotary Web Presses Are for Short Runs

(Offset)

February 28, 2009, ... in. and generally repeat from 2-17 in., depending on which machine is being considered. Regardless, this size of machine is directed toward the short-run market, which starts at 1,000 ft and goes to 30,000 ...

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 ...

Exclusive PFFC Interview with Mesirow Financial's John Chrysikopoulo

(News | New Products)

February 17, 2009, Exclusive PFFC interview with John Chrysikopoulos, the new managing director at the New York office of Mesirow Financial. NEW YORK, NY | On February 17th, PFFC was given exclusive first rights to publish ...

Green Is Global

(Archive)

January 31, 2009, ... Wal-Mart, are strongly influencing the future direction of the converting industry as a whole. A Challenging Arena This is a tough arena in which to operate — particularly when the continuing challenges ...