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What's New in Narrow We

(Magazine)

January 31, 2002, ... unwind roll capacity, precision tension control, low roll warning system, automatic web guiding, splicing table, and precision slitter. Available in web widths to 20 in. Introductions Expand Rapid-Roll ...

Shaft Collar Decisions Can Be Momentous

(Magazine)

January 31, 2002, ... or quality control adversely, a standard ring shaft collar held in place with a set screw generally will meet application requirements (Figure 1). When the core “slips,” the load or tension on the core ...

Products

(Magazine)

December 31, 2001, ... options for edge guiding, tension control, brakes, and chucks according to individual preference. Also can retrofit existing equipment to the rollstand, providing large cost savings, mfr. reports. Scanner ...

Control of Adhesion and Removal of Heat Sealable Tops on Polymer Containers

(Magazine)

December 31, 2001, ... variables. Cohesive failure may only require a single layer film. To achieve a cohesive failure, two basic conditions are necessary. Sealant materials must be immiscible but with low interfacial tension. ...

Reporter Clips

(Magazine)

December 31, 2001, ... and offset printing presses and finishing equipment to the label market. The finishing solutions from Nilpeter now available to Indigo customers include an interface unit with web tension and web guidance ...

What's New in Narrow We

(Magazine)

November 30, 2001, ... in conjunction with machine speed; high-performance drying systems; superb tension control that allows printing of 9-micron aluminum foil, film, and papers; and complete unwind and rewinder. Rotary ...

Workhorse Winders Do More Than Ever Before

(Magazine)

November 30, 2001, ... and recall it at a later date for a repeat performance.” “Everything is electronic and much more quantifiable,” adds Butler. Data acquisition capabilities allow operators to store speed and tension ...

Products

(Magazine)

November 30, 2001, ... and Hoelscher. Spreaders Function at Low Web Tension Pearl Technologies, Savannah, NY; 315/365-3742; fax: 315/365-3433. Spreader bars are used in broad applications to remove wrinkles from webs. Spreaders ...

Indigo-Nilpeter Bring Inline Finishing to Digital Label Printing

(News | New Products)

October 03, 2001, ... now will be available to Indigo customers. They include an interface unit with web-tension and web-guiding controls; digitally controlled or conventional die-cutting and waste rewind; a UV flexo varnishing ...

Making Choices for Coating with a Laminating Adhesive

(Magazine)

September 30, 2001, ... over many idler rolls and undergo the tension necessary to pull it through the laminating operation. The secondary substrate experiences only unrolling, laminating in a nip, and rewinding. Because it travels ...

The Parts and Performance of WEB CONVECTION DRYERS

(Magazine)

August 31, 2001, ... supported mechanically and the tension is always under positive control through the drying chamber. Floatation dryers (Figure 2) use opposing air streams to support the web as it transports through ...

New Product Digest

(Magazine)

August 31, 2001, ... option for idler roll tension transducer pairs: an integrated interface/amplifier that outputs a 10 VDC signal proportional to tension. Transducers with the special option are powered by 24 VDC. With the ...

Converting Industry News

(Magazine)

August 31, 2001, ... Ste. 1903, New York, NY 10001; 212/268-4160; cmmshow.com. Supplier News DuPont Buys DFE's Longest Tension Roll FLORENCE, SC, USA—DuPont Teijin Films has purchased a TR Tension Roll transducer with ...

Belt Tracking Problems Require Careful Attention

(Magazine)

August 31, 2001, ... rollers with 90-180 deg of wrap is critical for good tracking when belts are running under high tension and tracking friction with the belt surface is high. Self-centering rollers, rollers with flat surfaces ...

What's New in Narrow We

(Magazine)

August 31, 2001, ... across, then slit and rewound in one easy operation, co. reports. New to the Deluxe Models is a variable rewind tension control to provide the required tightness of the rewound roll. Slitting stations ...

More Causes, More Cures For Web Scratches

(Magazine)

July 31, 2001, ... may result in these types of webs if they are under high tension (with measurable elongation) by a driven roller, even though the roller is very accurately speed controlled. There are other sources ...

Products

(Magazine)

July 31, 2001, ... line speed of 125 fpm. Caster-mounted unit has taper tension control; digital footage counter; and lightweight mandrels with air chucks. Die Station Unit Allows Multiple Use Telstar Engineering, Burnsville, ...

Slitting Survey

(Magazine)

July 31, 2001, ... features 4.5 56% Differential winding technology 4.4 48% Ability to specify whose controls (i.e., drives, brakes, web guides, knives, tension controls, etc.) will be used 4.1 36% Remote ...

Slitter Savvy: The Art of Winding Good Rolls

(Magazine)

July 31, 2001, ... each revolution will produce a tight and slack tension wave. These tension variations can distort the web and cause register variations in the process. The only way to minimize the effect of these tension ...

Slitter Savvy: Visual Roll Defects & Remedies

(Magazine)

July 31, 2001, ...  Start with proper tension, nip and/or torque. Splices: These necessary evils normally are due to web breaks or cutting out defective material in a parent roll. Most customers will allow up to three ...