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Show Preview | ICE USA 2013

(Trends/Management)

February 04, 2013, ... moving web to detect defects. Autotron 2600 Register Guidance System with ClearLogic achieves precision register regardless of ink, speed, or substrate and can be used on thin, unsupported substrates. ...

AIMCAL Organizes ICE Europe Conference Program

(Coating/Laminating News)

January 27, 2013, ... control, and barrier properties. The Web Handling track, led by Dr. Dilwyn Jones of Emral Ltd., Yarm, U.K., will provide a tutorial on winding with sessions devoted to roll defects, web tension, nips, ...

Eliminating Tin-Canning Rings on Your Wound Rolls

(Web Handling)

January 24, 2013, ... escape is a mechanism of tin-canning. But Roisum-Good go on to say: "We have wound roll models that account for air escape, but currently they have not been used to study buckled roll defects." Still ...

Web Lines | Winding Process Fundamentals, Pt. 1

(Technical Reports)

January 13, 2013, Understanding winding, roll defects, and winding-related web quality begins with understanding how the web, winder design, and process conditions combine to create the stress and strains of the wound roll. ...

VCF's Slot-Die Coater Producing Highly Engineered Film

(Coating/Laminating News)

January 13, 2013, ... “We employ Good Manufacturing Practices (GMP) and constantly push our production staff for zero defects and more stringent cost controls—resulting in higher quality products than we could produce in the ...

The Role of Energy in Coating

(Coating/Laminating)

January 09, 2013, ... itself more and form droplets (i.e. coating defects). If the energy of the substrate is high, relative to the fluid, the fluid will be unable to resist the attractive force of the substrate and be willing ...

Specialty Finishing Installs Second KBA Rapida 145 Press

(Carton Box News)

December 13, 2012, ... quality print with consistent color, and greatly reduced chances for printing defects. Another important component on both Rapida 145 presses is the KBA Densitronic Pro, a combined density and color ...

Another Review of Die Streaks

(Tom’s Poly Ploys)

November 25, 2012, ... grow in height as roll diameter increases.  It doesn't take much to experience quality problems, and these defects can either be seen or felt by hand.  The rest of the discussion will assume that there ...

Web Lines | Why Bigger Cores?

(Technical Reports)

November 15, 2012, Bigger cores avoid many winding defects. Fewer layers mean less near-core pressure buildup and high-pressure defects. Bigger cores avoid many winding defects. I like to joke that the ideal wound roll ...

Web Handling Q&A on Lateral Web Movement

(Web Handling)

October 18, 2012, ... now, and I have read many of your past articles on web handling, but my colleagues and I still have problems understanding lateral movement in a web. I am to believe a uniform web (i.e., no shape defects) ...

WebHandlersQuiz #19: Advantages of a Nipped or Gap-Controlled Roller

(Web Handling)

September 30, 2012, ... materials. Winding gap rollers can reduce inter-layer slip in the top layer of a winding roller, discouraging the slip "knot" buckling defects. Winding nip rollers will reduce entrained air, especially ...

Workshop on Nipped Systems & Laminating

(Web Handling)

September 04, 2012, ... variations, and uneven loading can all lead to undesired pressure distributions and a variety of defects. Understanding the root causes of these defects and their common remedies can quickly improve your ...

Cerutti Adds QuadTech Register Control to its CAPS Make-Ready Capability

(News | New Products)

August 14, 2012, ... need to be minimized. This system will ensure that startup times are optimized and defects eliminated.” The Cerutti packaging gravure presses will use QuadTech’s Autotron 2600 register scanning heads ...

Web Lines | Measure Tension Wherever Possible

(Web Handling)

August 13, 2012, ... give out to help any process, they would be: Avoid nips Use bigger cores Measure tension The first two are about avoiding defects. The last one is about diagnosing your process. Direct measurement ...

Coating | The Movement Toward Thinner Films and Coatings

(Coating/Laminating)

July 30, 2012, ... In addition, pinholes and defects can become more prevalent as there is less fluid to heal voids and hide contaminants. Enhanced web cleaning, liquid filtration, and air cleanliness can help maintain ...

Coating Matters | Free Span Coating

(Coating/Laminating)

July 16, 2012, ... conformability to the precision roll. But with every new technique comes new opportunities. The coating defects associated with free span coating require a different set of process understanding tools ...

The Scientific Approach to Coating

(Coating/Laminating)

June 12, 2012, Apply the scientific method to the fluid coating process to reduce defects, improve quality, and increase the financial bottom line. If  you'd like to hear from Mark Miller's own lips rather than read ...

Coating Matters | Plumbing Basics in Coating Technology

(Coating/Laminating)

April 30, 2012, ... coating technology expert? Air. One of the biggest defects seen in coated products is air. Air can be introduced through entrainment or entrapment. Air entrapment is when the air is trapped between the ...

Release Liner | Industry Conference Covers Market Data & Trends

(Label/Tape)

April 11, 2012, ... over human inspectors, he showed, are considerable. Defects and irregularities are often invisible to the human eye, especially at high web speeds; human inspection cannot continue consistently for 24-hr ...

AIMCAL: Tidland Gives Blades a ‘Sharper Image’

(Film Mfg.)

March 10, 2012, ... Equipment Ltd., Heywood, UK, received finalist status in the Metallizing Equipment/Accessories Category. The patent-pending unit measures optical density and detects coating defects on any transparent ...