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Web Handling Workshops from TJWA & Optimation

(News | New Products)

January 26, 2012, Wrinkling, spreading, winding, tension control, and web defects are some of the topics on the agenda in a 2012 series of web handling workshops ROCHESTER, NY | Optimation and TJWalker + Assoc. have ...

Web Lines | Blocking in Rolls

(Web Handling)

January 12, 2012, ... ridiculous ideal will reduce many, many winding defects. No one ever likes to hear this solution. They immediately assume that larger cores and shorter-length rolls will be a cost-prohibitive option, but ...

Why do I have these bubbles in my finished product?

(Tom’s Poly Ploys)

January 02, 2012, ... anything for that matter), quality standards are established to determine acceptable levels of voids.  Observing voids or other defects is usually straight-forward.  Eliminating them can be more challenging.  ...

Slot Die Coating | The Pressure Is On

(Adhesive Coating)

December 01, 2011, ... apply coatings to substrates. To provide coatings without defects, dies must be positioned to form an ideal geometry between the substrate and the die lips. This can be accomplished with numerous coating ...

Winding Film: How COF Properties Affect TNT

(Winding Unwinding Rewinding)

October 17, 2011, ... principles. The film’s layer-to-layer coefficient of friction (COF) properties have a major effect on the ability to apply the TNT principles to produce the desired roll hardness without roll defects. ...

Webinars

(Events)

October 16, 2011, ... learn what vision systems are, what they are typically used for and common defects they might encounter in both surface and print applications. In addition, they will learn how using machine vision helps ...

Inspection: Lighting the Way

(Controls)

August 21, 2011, ... food markets, inability to root out defects can have fatal consequences. Imagine missing a decimal point in dosage instructions or an all-important allergy warning. Now that packages feature information ...

What the Coating Bead Can Tell You

(Coating Matters)

August 21, 2011, ... the air above the substrate can develop coating defects and reduce what would be a good adhesive effect. What you need to do is get up under the slot die and observe what is going on. With a good set ...

Surface Energy Matchmaking

(Coating/Laminating)

July 31, 2011, ... substrate, the fluid flows to the limits of the coating head and provides a solid layer of fluid over the substrate. Sometimes, however, the fluid resists this reformation and coating defects occur. Pinholes, ...

Inspect Color on Many Surfaces

(Controls)

July 31, 2011, ... color in-line quality inspection system for technical surfaces, including film, paper, and nonwovens. Inspects for color homogeneity, subtle color defects, irregularities in surface structure, and incorrect ...

Web Handling Workshop Includes Live Demos

(Web Handling News)

July 04, 2011, ... equipment and process designs; practical steps to eliminate waste from breaks, deformation, scratches, alignment errors, wrinkles, and roll defects; and four lab demonstrations that show web handling principles ...

Coating Matters: Slot Die Coating Fundamentals

(Coating/Laminating)

June 30, 2011, ... the fluid will “remember” the imperfections as defects in coating. So if your new product development requires coating thin, precise, and clean fluids for value-added product design, I suggest investigating ...

Slitting Special Report: New Technology Can Cut Waste and Make You More Efficient

(Slit)

June 29, 2011, ...  The Holy Grail, Six Tips for Winding When winding film, the Holy Grail is to achieve round, hard rolls without defects. These areas require adherence to consistently achieve success. Contract Slitting ...

How To Wind Defectless Hard, Round Rolls

(Winding Unwinding Rewinding)

June 29, 2011, Davis-Standard Converting Systems' Duane Smith, product manager, specialty winding, shares his expert insight on how to achieve round, hard rolls without defects—essentially the Holy Grail for all ...

The Holy Grail, Six Tips for Winding

(Web Handling)

June 29, 2011, When winding film, the Holy Grail is to achieve round, hard rolls without defects. These areas require adherence to consistently achieve success. 1. Be sure the web material is as flat as possible  ...

Printing Proofs-Color Control: Spot On!

(Print)

April 30, 2011, ... ICC profiles. Now we just slap a curve on it — like we did with the magenta dot gain — and find out what went wrong.” The X-Rite SpectroProofer and GMG ProofControl flag defects in the proof. The SpectroProofer ...

AIMCAL Awards: Canisters Blow Away Competition

(Metallizing)

March 31, 2011, ... of the process improvement and quality assurance tool measure wet or dry clear or opaque coating layers, including ultraviolet hard coats and adhesive layers. Identifying defects earlier in the process ...

Inspect on Many Materials

(Controls)

March 31, 2011, The Shark LEX works with Lector WorkFlow to form a 100% inspection system. Systems will identify both random and repeating defects as small as 0.05 mm2. The Shark LEX works with Lector WorkFlow to form ...

Inspect with Clear Images

(Inspection/Defect Detection)

March 31, 2011, ... cameras and one or more optical channels to detect typical defects. An additional optical channel allows the inspection of thin and thick areas as well as the formation analysis. Modular design and standardized ...

AIMCAL Awards: Canisters Blow Away Competition

(Coating/Laminating)

March 17, 2011, ... layers. Identifying defects earlier in the process thus can enhance quality and line productivity. With multiple international patent applications pending, the technology requires no contact and is nonradioactive ...