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Narrow Web What's Ne

(Magazine)

December 30, 2005, ... print processes. Rewind Small Labels Quickly AB Graphic Intl., E. Yorks, UK; +44(0)1262 671138; abgint.com The Vectra four-spindle turret rewinder is designed for producing small rolls of labels ...

The Case for Automatic Splicing

(Magazine)

September 29, 2005, ... with a possible broken arm, cracked ribs, or most unforgivable, loss of life. Web Lines The relay race of roll-to-roll converting gets exciting when the roll changes start happening more than 2/hr. ...

New Products, Part 2

(Magazine)

September 29, 2005, ... an unsupported simplex center drive system said to allow for a wide range of winding conditions. Slitting arrangement gives excellent narrow slits and roll separation at high speeds, company says. Machine ...

A Communication from the PLACE Div. of TAPPI

(Magazine)

July 30, 2005, ... coating methods such as roll coating. Slot dies are premetered coating heads in which all the fluid fed to the die is applied to the substrate. This differs significantly from roll coating where the amount ...

Communication from the PLACE div. of TAPPI

(Magazine)

March 30, 2005, ... structures. The results of these experiments show that the rheology of the coextruded structures used in these experiments was controlled by the material used as the 10% skin layer in the structure. These ...

New Products

(Magazine)

February 27, 2005, ... Technologies. Also provides more than 280 sales, production, and financial reports; improved credit check process; advanced RMA and returns of rolls, boxes, film and bags; and more. Reposition Manual ...

Who Likes Film?

(Magazine)

December 30, 2004, ... The very film properties we like in product design come back to haunt us in film handling. Nonporous means air is trapped between the web and roller. Low tension means less driving force to squeeze air ...

Web Tension 101

(Magazine)

November 29, 2004, ... with all machine idler rolls and driven rolls to ensure proper web handling and control. The web handling principle states a web will seek to align itself perpendicular to an idler or driven roll. This ...

Slitting Debris: Cracking the Case

(Magazine)

October 30, 2004, ... and abrasion. Uncontrolled slitting debris will lead to defects in your customer's product and equipment downtime. Dust and debris are a common but unwanted side product of slitting. Slitting debris comprises ...

The Stats on Static Control

(Magazine)

September 29, 2004, ... distance possible upstream from the point where static is a problem. Remember, every time the stock comes in contact with an insulator — such as a plastic roller, other stock, even high-pressure air — ...

Steering Directions Made Simple

(Magazine)

June 29, 2004, ... simpler, since they are often a single actuating roller. Don't be fooled. Thinking a single-roller steering guide is simpler than a two-roller displacement guide is like thinking a unicycle is easier to ...

A Recipe for Flexo Printing Success

(Flexpack)

May 30, 2004, ... I can testify is not an easy task, all are built using a recipe or documented instructions. My grandmother’s cookie recipe is a lot like controlling our recipes in the pressroom, making adjustments ...

Reduce Web Nip Problems

(Magazine)

January 31, 2004, Web handling is about transport and delivery, getting from point A to point B, without damaging the product. It is relatively easy to move a web across a free span or over an unnipped roller, but getting ...

Get More with Less

(Magazine)

December 31, 2003, ... (DFE) (dfe.com), Rochester, NH, points out brake and clutch systems remain an efficient and reasonably priced method for controlling your web — the epitome of less is more. Breen does say, though, picking ...

Producing Coextruded High Barrier Heat-Shrinkable Packaging Films

(The Place)

September 30, 2003, ... uses an infrared oven, the collapsing nip and winder are typically mounted on a rotating platform for optimum gauge randomization and finished roll geometry. For this process, the collapsing nip is normally ...

Pay Attention to Tension

(Archive)

August 31, 2003, ... slitting the wide input material into the output slit strands and trims. Third, transporting the slit web to the winding cores (and to the trim take-away system). Fourth, winding good slit rolls with proper ...

Coating Control, Quality, & Paperboard Packaging

(Magazine)

April 30, 2002, ... of coating weight, and controlling coating viscosity. Why Coat Packages? The reasons for coating a package depend somewhat on your perspective. The consumer associates the quality of the product with ...

Every Trick in the Book

(Magazine)

March 31, 2002, ... VA, using metallized film from Crown Roll Leaf, Paterson, NJ. This UniLustre process transfers both metal and a print-receptive coating formulated to meet RJR toxicity requirements as well as functional ...

Metallizer Makes a Winning Wager

(Unprinted Rolls)

February 28, 2002, ... in each of the three zones, depending on the need.” The new metallizers can handle roll diameters of 40 in. and web widths to 95 in. And Korowicki says they are seeing 6-min pump downtime. “This is ...

Web Line Knowledge Offers a Competitive Advantage

(Magazine)

January 31, 2002, ... material. We must consider the web's mechanical behavior and limits, surface characteristics, and interaction with the environment. Roller Design: The primary “hand” on the web is the simple rotating ...