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- Web Lines | Why Avoid Nips?
- (Web Handling)
- September 24, 2012, I recently posted my top three blind recommendations for any process. If you are a long-time reader of Web Lines, you will know why to avoid nips and use bigger cores, but if not, here is a quick refresher ...
- WebHandlersQuiz #18: Which Rolls Tighter—Paper or Film?
- (Web Handling)
- August 09, 2012, Which—paper or film (with equal dimensions and winding conditions)—will likely have higher internal roll pressures? WebHandlersQuiz 18 continues the Q&A format I began this past February with our quest ...
- Web Lines | Test Your Web Handling Knowledge
- (Web Handling)
- February 14, 2012, Can you pass this 20-question quiz to prove you understand basic principles of web handling? Can you pass this 20-question quiz to prove you understand basic principles of web handling? What if a ...
- Web Lines | Blocking in Rolls
- (Web Handling)
- January 12, 2012, ... it will concentrate all the available tension to one spot or the web’s edge, likely yielding or breaking the web. I’m not an expert is the chemistry of bonding, but I know from experience that there ...
- Web Handling: Top 7 Causes of Wrinkles
- (Web Handling)
- October 09, 2011, Web wrinkling during converting can come from a variety of sources--sometimes multiple sources. Thus, pinpointing the exact cause and cure is not always easy. In fact, it is often a process of trial and ...
- Web Lines: Is Wound Roll Pressure Greater Than Tire Pressure?
- (Tension)
- June 30, 2011, ... psi (or 3 bar or 300 kPa) since atmospheric pressure adds 14.5 psi (or about 1 bar) to every reading. This differential reading is called the gauge pressure. Pressure in wound rolls comes from web tension. ...
- Web Lines: Web Length per Roller Revolution=?
- (Editorial)
- September 30, 2010, When a roller rotates, how much web does it feed forward per revolution? At first, the answer seems obvious: It feeds forward a length of web equal to When a roller rotates, how much web does it feed ...
- Web Lines: Mission-Detect Nip Variations
- (First Glance)
- August 31, 2010, How To Detect Nip Variations To Create a Uniform Web Product “Good morning, Mr. Phelps. Many converting processes rely on uniform nip pressure to create a uniform product (and satisfied customer) independent ...
- Web Lines: How To Control Roller Nips
- (Web Handling)
- July 31, 2010, ... want to take the need for skill out of the repeatability of the compression. Nipped rollers, used in many processes, rely on high pressure created by rolling a web between two pinching rollers. In nipping ...
- Narrow Web & Label Reporter
- (Narrow Web)
- October 31, 2009, IMDA Award Winners Break Out of the Mold TEMPE, AZ | The In-Mold Decorating Assn. announced the winners of its third annual Awards Competition on October IMDA Award Winners Break Out of the Mold TEMPE, ...
- Use IR Light To Measure Thickness
- (New Products)
- October 31, 2009, ... auto-focus capability that ensures technology is well suited for webs of blown film production where flutter is found. Facts | 330-928-2332 | www.facts-inc.com Circle 423 or visit www.freeproductinfo.net/pff ...
- Get a Grip on Your Web
- (Tension)
- October 31, 2009, Whether a converter needs to isolate tension at various zones in a web line, reduce web slippage over a roll, or pull the web at increased speeds and Whether a converter needs to isolate tension at various ...
- Measure Film Thickness Accurately
- (New Products)
- October 31, 2009, ... in lighting, humidity, temperature, and web pass-line height and flutter. Proprietary optical bench reduces sensitivity to light diffusion. Gauge is said to be equally adept at accurately measuring clear ...
- Sleeve Open-Platform Web Offset Presses
- (News Eclips)
- July 20, 2009, ... carton products are possible with option to die-cut and strip with a rotary die-cutter. Available in web widths of 20.5 in., 30 in. and 36 in. equipped with four form rollers and running at 1,300 fpm. ...
- Web Measurement Carrier Holds Five Sensor Types
- (News Eclips)
- June 07, 2009, Indev Precision Measurement Gauging introduces Smart Frame for continuous web measurement at a lower cost. WOODRIDGE, IL | Indev Precision Measurement Gauging introduces Smart Frame for continuous web ...
- Web Exclusive: Flat Die Technologies Emerge as Keys to Innovation in Solar Electric Systems
- (Archive)
- May 13, 2009, ... will be complex, multilayer products whose manufacture will call for high-precision systems for both film extrusion and web coating. Development of such flexible or thin-film solar systems represents ...
- Web Exclusive: Matching Laser Cutters to Labels
- (Archive)
- April 01, 2009, ... machines for label applications can achieve web speeds as fast as 90 mpm with cut-to-print accuracies that far exceed earlier generation technology. However, some new features for laser cutting machines ...
- Web Exclusive: Slitting Film
- (Archive)
- November 11, 2008, ... all aspects of a machine must be controlled in unison. If one element of control fails, a flawed product and/or high levels of costly waste will occur. Effective web control is essential. For instance, ...
- Web Coating: Process Characterization
- (Coating/Laminating)
- October 31, 2008, The web coating process has about 15 major components, and each of these components, in turn, has many hardware subsystems. All these hardware subsystems The web coating process has about 15 major components, ...
- Web Exclusive: Are Sleeves Ready for Narrow Web?
- (Archive)
- July 31, 2008, ... years ago due to their numerous advantages. The integration of sleeve technology in narrow web flexo presses has been a topic of discussion for many years. However, only individual label printers have ...