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the PLACE

(Magazine)

July 31, 2007, ... of roll stock for flexible packaging, good adhesion consists of two components—sufficient intimate contact between the substrate and extrudate and subsequent chemical bond formation between the two surfaces. ...

Treat 'em Righ

(Magazine)

June 30, 2007, ... 70 years as a commercial offset printer, General Press Corp. decided to follow the trend to labels. But instead of becoming just another competitor in the already crowded flexographic roll label business, ...

Baggy Webs: Part III-Causes

(Magazine)

June 30, 2007, ... is uneven, if foil rolling and decurling processes are uneven, then the sheet quality of the web just prior to winding may be so bad that nominal tension won’t pull the web flat. But in a vast majority ...

Up to the Task

(Magazine)

June 30, 2007, ... a distinctive, brushed-metal look for brand identification and warning/instructional labels. Includes Value, Better, and Supreme products for a range of needs. Backed with either a 50# kraft roll liner ...

Driving R&D

(Magazine)

June 29, 2007, ... web line capable of running 30-in.-wide webs at transport speeds to 5,000 fpm. Built in 1989, the line has made valuable contributions to the research center. It was designed to bring an unwinding roll ...

A Developing Story

(Magazine)

May 31, 2007, ... and expertise in controlling coat weights and tensions enable it to process a variety of materials, including foils, acetate, metallized film, woven cloth, nonwoven cloth, tissue, paper, paperboard, and ...

Converter Clips

(Magazine)

May 31, 2007, ... line to its Milton, WI, facility. The equipment can produce three-layer film with finished web widths to 106 in. wide and a 47-in. outer roll diameter. The expansion will add approximately 10 million lbs ...

Under Pressure (A Brighter Look)

(Archive)

May 31, 2007, ... the values of pressure in the table…specifically, that at constant load, pressure appears to increase with increasing roller diameter. For the general case with rolls of a solid single material, pressure ...

Cause & Defect

(Magazine)

April 30, 2007, ... coating roll can cause the substrate to buckle, leading to coating weight variations. Non-uniform and high air velocity in the initial drying zone will lead to a disturbance of the coating and variations ...

Baggy Webs: Part I Nightmares

(Archive)

March 31, 2007, ... cut an ideal web, it will form into rolls, slit strands, or sheets that are identical and will delight customers. Ideal webs often are seen in elevation drawings of web lines, represented as perfectly ...

the PLACE

(Magazine)

February 28, 2007, ... in statistical control but not able to meet specifications as a result of excess common cause variation. Short time machine direction (STMD) variation cannot be controlled by an on-line gauging system ...

Under Pressure (Revisited...and Revised)

(Archive)

February 28, 2007, ... is the pressure in your nip? How does one set of nips compare to another? What if you change roller diameters, rubber hardness, or covering thickness? If you want to double the pressure in the nip, how ...

What's Ne

(Magazine)

February 28, 2007, ... vibrant colors that “pop” off the press sheet and give printers repeatable performance. PFFC-ASAP 407 Get Dancer Roll Feedback Signals Nireco America Corp., Port Jervis, NY; 854/856-4053; nirecoam.com ...

Flyer Describes Paper Laminating Adhesive

(Archive)

February 07, 2007, ... hold-out properties of the adhesive enable operators to meter glue-line width, reducing waste adhesive drip from flute tips. Glue line thickness can be metered down, and adhesion and set time can be controlled ...

Color 101: Part II

(Magazine)

January 31, 2007, ...  3. Color measurement devices are used, typically spectrophotometers. Use of a spectrophotometer is recommended throughout the process—for numerically defining the target, measuring the proof, controlling ...

Lessons in Laminating

(Magazine)

January 31, 2007, ... found that precision and smoothness of the coating, combined with the finish, hardness, and elasticity of the laminator roll, as well as crowning the laminator roll, all were necessary to eliminate the ...

the PLACE

(Magazine)

January 31, 2007, ... substrate and quenching with a cold roll. The performance of the resulting structure depends on a number of processing and polymer related properties. Of particular importance is the adhesion between the ...

Converting Industry News

(Magazine)

December 31, 2006, ... “We wanted a machine that would provide product consistency and improve our manufacturing capabilities.…[Our] products require a high quality, automatically controlled metallizing process that produces ...

What's Ne

(Magazine)

December 31, 2006, ... American Mfg. Co., Cleveland, OH; 216/271-6000; namfg.com Integrated web guide and splice table design combines two functions into one and reduces in-machine web path and redundant idler rolls. Available ...

What's Ne

(Magazine)

November 30, 2006, ... be integrated easily into existing roll printing presses or converting machines. Technology is called ideal for the production of gable-top cartons, juice pouches and boxes, and other packaging applications. ...