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Leader of the Six-Pack

(Magazine)

March 31, 2007, ... Produced in one pass, the film is said to provide better UV protection and coefficient of friction at a lower cost and exhibits good strength properties; can be laminated to virtually any substrate; and ...

Leader of the Six-Pack

(Magazine)

February 27, 2007, ... such as in sub-roofing applications, while permitting safe walking conditions even when wet. Produced in one pass, the film is said to provide better UV protection and coefficient of friction at a lower ...

Dancer Rollers: Trust but verify

(Web Lines)

October 31, 2006, ... what your tension is and how much it’s varying, the other big disadvantage of a dancer roller is that it will create tension variations. Every dancer roller has some resistance to motion, including friction ...

What's Ne

(Magazine)

August 31, 2006, ... presses. Features a modular design, quick changeovers, and production speeds to 1,300 fpm. Between-color dyers reportedly ensure even airflow over the working widths with minimum frictional loss and easy ...

The Place

(The Place)

August 31, 2006, ... impact performance were less sensitive to dart wear as were samples formulated with antiblock and slip. The sensitivity of dart to additive formulation was a result of the coefficient of friction of the ...

The Top 10

(Magazine)

May 30, 2006, ... visibility of the scissor or razor blade knife section. Also offers a ball friction winding shaft; a user-friendly operator panel; and manual or motorized unwinding. Kampf Machinery Corp.—star-slit.com ...

Film Opens New Markets

(Magazine)

February 27, 2005, ...  114 126 Heat 150ºC 30 min. % MD 2.1 Shrinkage TD 0.8 190ºC 5 min. % MD 4.9 TD 3.6 Friction μs 0.4 (Treated/Non-treated) μd 0.4 Haze  ...

Who Likes Film?

(Magazine)

December 30, 2004, ... out. Smooth surfaces provide less "tread" and quicker onset of lubrication. To add to these problems, many films have naturally lower initial coefficients of friction to roller surfaces. When rollers ...

Darwin Would Approve

(Unprinted Rolls)

January 30, 2004, ... track of. But, if something goes wrong, the sensor spots it and alerts us. If it senses an increase in bearing friction, for example, ei3 alerts us immediately and tells us which bearing it is so we can ...

Products and Materials

(Magazine)

December 30, 2003, ... Upgrade offers quick-change release locks to change friction pads in seconds without tools; zero-maintenance piston design; and patented anti-squeal friction pads. Handle Rolls with Self-Contained System ...

The Long & the Short of Web Bending

(Magazine)

August 31, 2003, ... wrap (1.57 radians), coefficient of friction of 0.25, and 2 PLI of tension over a 60-in. width? Do you have an intuitive feel for this question? The frictional force on this roller will be 47 lb of friction. ...

Products

(Magazine)

August 31, 2003, ... positioning system, and a hard-stop core locating system with positioning feedback. Model is equipped with an auto tail cut-off/web advance system; servo-controlled telescopic roll pushers; and frictionless ...

Cyclic-Olefinic Copolymers as Non-Migrating, Polymeric Slip Additives in LDPE Cast Films

(Magazine)

June 30, 2003, ... packaging community for many years. They are especially of interest in form-fill-seal operations where high coefficient of friction (COF) from “too little remaining” conventional slip additives can actually ...

Coex for Success

(Magazine)

June 29, 2003, ... surface may require heat sealing capability. The other surface may need low friction or better heat resistance for improved handling in the packaging machine. The core may need to provide strength and ...

Fit for Use

(Materials)

April 30, 2003, ... and be stiff enough to resist buckling when pushed. In some cases these substrate/machine interactions also can be affected by film surface properties such as coefficient of friction (COF), static charges, ...

What's New in Narrow We

(Magazine)

February 28, 2003, ... than 1,200 images/hr. It is designed to meet the needs of high-volume continuous form printers, as well as near-line and off-line finishing solutions. Cutter is friction-fed with the use of a simple paper ...

Differential Rewinding: Part Three

(Magazine)

December 31, 2002, ... shaft clutching mechanisms, especially systems dependent on consistent core-to-spacer friction, commonly have 2:1 cross-shaft torque variation. More advanced designs still will have torque variations caused ...

In the Bag

(Magazine)

June 30, 2002, ... high coefficient of friction (COF) on the outside to prevent sack slippage once it is palletized. Some modifications to the film surface can be made to increase the COF, including embossing or by introducing ...

Products: Edited by Deborah Donberg

(Magazine)

May 31, 2002, ... brake is a compact version of co.'s standard air-cooled design with a finned friction disc design said to provide excellent heat dissipation capability. This means smaller brakes can handle large jobs easily, ...

Coating Control, Quality, & Paperboard Packaging

(Magazine)

April 30, 2002, ... the quality of the package. The package buyer is looking for performance: a specific gloss level (high, satin, or matte) or a particular coefficient of friction (COF). These are critical surface properties. ...