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Web Lines | Why Avoid Nips?

(Web Handling)

September 24, 2012, ... edge to center), you will see the nips pull all or portions of your web, leading to shifting, troughing, and possibly wrinkles. Nips also can promote wrinkles immediately downstream of the nip point. ...

RISI Studies Chinese Boxboard Markets

(Carton Box)

August 24, 2012, ... to continue to grow through 2016. In this study, we have examined the macroeconomic trends contributing to this growth, as well as the growth fundamentals in 15 major downstream industrial segments." On ...

Davis-Standard Seminar Will Address Extrusion

(Extrusion Coating)

August 17, 2012, ... and properties of various polymers and the mechanics of essential downstream processes. Seminar topics include extruder components, temperature control, maintenance, and screw design. In addition to ...

Web Lines | Measure Tension Wherever Possible

(Web Handling)

August 13, 2012, ... rollers, the tension differential of upstream and downstream tension rollers will show changes in roller and bearing drag. In either case, this information can be used in a preventive maintenance program ...

Erema Opens Center for Reclaimed Plastic Trials

(Flexpack)

July 25, 2012, ... Operating equipment operating includes the new Corema in-line compounding system. Tim Hanrahan, Erema North America CEO, says the company’s investment in downstream equipment allows customers to evaluate almost instantly ...

2 Static Bars for Static on 2 Sides?

(Kelly on Static)

May 27, 2012, ... deposit on the web surface facing the static bar. The results is that static charges on the web downstream of Static Bar #1 are balanced with two negative charges on the top surface and two positive charges ...

Flex-Pack Converter Bema Enters Blown Film Extrusion Market

(Flexpack)

May 21, 2012, ... planned to get the company back into extrusion when the time was right. We believe now is that time,” he says. The OPTIMEX will run 3-layer co-ex films for downstream converting at Bema. “We won't be ...

Static Beat | Control Static at the Corona Treater

(Static-Beat)

March 12, 2012, ... it can cause the treater roller to fail from an arc through the insulating layer. Static charge on the treated web surface is neutralized in Figure 2 by a static bar located about 2 in. downstream of ...

Some Thoughts on Purging

(Tom’s Poly Ploys)

November 09, 2011, ...  One exception to this rule is if you have the option of removing the screen changer/head components and do not have to purge through the downstream equipment. In this situation, rigid acrylic pellets ...

Web Lines: Take the Laminator Quiz

(Coating/Laminating)

October 16, 2011, ... and easily viewable? 3 pts. 3. Do you control pre-laminating tensions of input webs to match elastic strains? 10 pts. 4. Do you control downstream tension to a set point nearly equal to the sum of ...

Brake Has Long Life

(Controls)

July 31, 2011, The MagnaShear motor brake employs oil shear technology, providing longer service life even in demanding applications such as material handling equipment. The MagnaShear motor brake employs oil shear technology, ...

Web Lines: Displacement vs Steering | Battle of the Web Guides

(Web Guiding)

May 31, 2011, ... the steering guide will do what no other guide can — limit the lateral shifting upstream and put the web on centerline downstream. Web handling expert Tim Walker, president of TJWalker+Assoc., has 25 ...

Laser Levels Playing Field

(Die-Cutting)

May 31, 2011, ... carton industry in terms of both processing speed and flexibility. In turn, this puts pressure on downstream finishing processes to deliver compatible speed and automated flexibility. A new generation ...

Coating Matters: Steam-The Cure for Curl

(Surface Prep)

March 31, 2011, ... and cost effectively process label stock into a finished product. Curled stock can jam equipment, slow printing, and cause other inefficiencies in downstream processing. When faced with a choice of supplier, ...

How To Measure Charge Performance

(Magazine)

February 28, 2011, ...  There should be a downstream static bar neutralizing the film surface that touches the test roller. Tape a sheet of the new film around the test roller when the line is down. Start running and dedicate ...

Market Update: Coating & Laminating Special Report: Still Growing

(Flexpack)

January 31, 2011, ... investments in film production and downstream metallizing operations, and today they are major exporters of base and metallized film within this region and beyond it, with North America a special focus. ...

Nonwoven Laminations: Absorb Profit

(Controls)

January 31, 2011, ... Enterprises installed a Beta LaserMike LaserSpeed 4000 noncontact encoder on the slitter/rewinder, downstream of the lamination line. It has proven its worth over time. The LS4000 uses advanced, laser-based ...

Coating Matters: Defects | Finding the Cause

(Coating/Laminating)

December 31, 2010, ... that occur with upstream and downstream equipment, common defects and cures, and especially how to utilize this information to improve the bottom line of the business. Editor's Note | Starting this month, ...

Inks for Shrink Films

(Inks/Coatings/Primers)

November 30, 2010, ... flexo-printed shrink film applications. Said to eliminate concerns for film adhesion and cracking in folds and creases and to maintain high print quality even at high levels of abuse in downstream processing. ...

Static Beat: Corona Treaters & Ionizers Compared

(Static Elimination)

May 31, 2010, ... charge on the film surface. So, it is common to locate a static neutralizer just downstream of the CDT unit as shown in Figure 1. While it is sensible and common to group CDT and static neutralizers ...