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Roll Winding Dynamics

(Web Handling)

January 31, 2008, ... of a film's material surface can complicate matters further in that it increases the incidence of surface scratches and abrasions. Equipment Solutions In designing slitting and rewinding equipment able ...

Products

(New Products)

December 31, 2007, ... Offers good release and temperature properties, says company, and often is used in oven exit idler positions. Also has been used to eliminate scratches caused by hard or marked rollers and is said to be ...

Are You Rough Enough?

(Magazine)

January 30, 2006, ... rough, you’ll get scratching. In web-roller contact, the key to eliminating scratches is to prevent the relative motion. Keep the roller surface turning at web speed. You can lie down on a bed of nails ...

New Products, Part 2

(Magazine)

May 30, 2005, ... bubble contact may not turn traditional rollers, eliminating scratches in the film. Winding Drive Easy to Maintain Amacoil, Aston, PA; 800/252-2645; amacoil.com The Uhing Model RGK3-20-0 rolling ...

Materials

(Magazine)

February 27, 2005, ... at high temperatures and to have excellent resistance to smudges, scratches, and chemicals. Taggant Stock Enhances Security Board Rock-Tenn Co., Norcross, GA; 770/448-2193; rocktenn.com White label ...

Who Likes Film?

(Magazine)

December 30, 2004, ... if heated. Generally, films are smoother and tend to announce abrasion like scratches in a car’s paint. On the positive side, films are less sensitive to moisture (except nylon film), and their high tear ...

Materials

(Magazine)

September 29, 2004, ... for the manufacture of flat screens. Transparent coextruded film is 100 microns thick and features a polyolefin base to protect flat screens against scratches and dirt during assembly, handling, storage, ...

Printing: Italian Style

(Magazine)

August 30, 2004, ... is particularly good at finding streaks. He says the system is “very good at finding very small doctor blade scratches in non-print areas,” which are almost impossible to see with the naked eye. He indicates ...

What's New in Narrow We

(Magazine)

May 30, 2004, ... provides a strong bluish-white effect to be created when the printed piece is held under a black light. Reportedly, varnish has excellent gloss, good surface slip, strong resistance to scratches and chemicals, ...

Materials

(Magazine)

February 28, 2004, ... stability, as well as high resistance to scratches and scuffing. Coating Has High Resistance ADM Tronics Unlimited, Northvale, NJ; 201/767-6040; admtronics.com Aqualene 4364 water-based coating for ...

Futec to Show Latest Advances in Automated Web Inspection at Drupa

(News | New Products)

February 22, 2004, ... from Futec inspection. The MaxEye detects spots, voids, wrinkles, pinholes, die lines, scratches, and a host of other optically detectable defects. Futec also says an agreement with Windmöller & ...

Learning the Lingo

(Magazine)

January 31, 2004, ... 2 Defect Classification 1. Continuous defect, includes continuous and intermittent a. Machine Direction Streaks Ribbing Scratches b. Traverse direction Chatter 2. Point defects ...

Materials

(Magazine)

January 30, 2004, ... waterproof, 100% recyclable, and resistant to tears, scratches, and chemicals. They eliminate the need for adhesives and may reduce the overall resin weight used to make in-mold containers by as much as ...

A Slippery Answer to Web Scratching

(Magazine)

June 30, 2003, What percent slippage in idler roller speed relative to web speed is required to create scratches? Answer #1: Zero percent slip. Scratches are a form What percent slippage in idler roller speed relative ...

What's New in Narrow We

(Magazine)

December 31, 2002, ... film split patterns, dilatent scratches, and lumpiness, mfr. reports. Also can formulate for curtain coating. Requires only 500 cc of coating and measures surface tension at 1 millisecond surface age. ...

Materials

(Magazine)

July 31, 2002, New from: BBA Filtration/Reemay, Clariant Masterbatches Div., FLEXcon Co. Inc., Flint Ink, International Paper, Klockner Pentaplast of America Inc., Sun Chemical, Uvitec Printing Ink Inc., Yupo Corp. ...

Foiling Counterfeiters

(Magazine)

July 31, 2002, ... scratches/inch, while the most sophisticated commercial imaging technology has less than 10,000, making counterfeits more easily detectable. “So, it's very sophisticated,” Scheer says of hologram creation. ...

Outsourcing Is Trendy, But Is It Right for Process Expertise?

(Magazine)

June 30, 2002, ... In other words, how will this internal web technology expertise create benefits? Waste is the first place to look for potential benefits. Web handling waste includes web scratches, misalignment, wrinkling, ...

Materials

(Magazine)

February 28, 2002, ... an ultra-clear base with excellent handling. Does not have a chemical surface slip treatment that can increase scratches and interfere with subsequent processing. Defoamer Has No Hazardous Ingredients ...

Web Scratch Solution: Regulate Your Running Rolls

(Magazine)

June 30, 2001, Driven rolls also may scratch the web surface, even though they are very accurately speed-controlled. Web scratches can be a vexing problem on very clear products. Because they become visible when ...