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Web Lines | The Case for Shorter (and Longer) Acceleration Times

(Slit)

February 04, 2014, ... including the one that was running on this slitter, wrinkle much more at low speed. At higher speeds, air lubrication reduces the web-to-roller traction, reducing the ability of a roller to shift or gather ...

Web Lines | Winding Process Fundamentals, Pt. 4

(Web Lines)

September 23, 2013, ... average diameters will have above average nip load. Many factors in winding are non-linear, so small changes in thickness can create 10x to 50x higher stresses and strains in thick vs. thin lanes. The ...

Control Techniques Offers New Servo Drive Solution

(Drives/Motors)

June 18, 2013, ... new high-performance servo drive, designed specifically for use with Rockwell Automation PLCs, is said to be compact yet powerful and optimized for pulse duty, indexing servo applications requiring high ...

Webex Carbon Fiber Rolls Have Custom Finishes

(News | New Products)

June 05, 2013, ... layers of carbon fiber winding. The added thickness is said to provide a highly durable surface that, for most applications, does not require additional protective coatings. These custom rolls are also ...

Siemens Offers Matched Motor/Drive Combo

(Drives/Motors)

May 10, 2013, ... warranty. The motor and drive combinations are power-matched for 480V high-overload operation through a 20-hp range, with I2T protection from thermal damage provided as a standard in both the motor and ...

Web Lines | Winding Process Fundamentals, Pt. 3

(Web Handling)

May 08, 2013, ... First, stack modulus is not a constant, increasing under higher pressures. Second, stack modulus is often much lower than tensile modulus (except in highly compressible soft film stacks). Wound-on tension, ...

Basics: What Are the Key Process Variables of Winding?

(Web Handling)

May 02, 2013, ... bands to the others, you will again create a core pressure around five times the pressure of the first band and quite a bit higher than the pressure in your first experiment with 3.0-in. diameter bands. ...

Web Lines | Winding Process Fundamentals, Pt. 2

(Technical Reports)

February 18, 2013, ... of a roll. Therefore, center wound and unwound rolls need more pressure in near core layers. To achieve this near core tightness, many winding processes use higher values for winding tension and nip load ...

Show Preview | ICE USA 2013

(Trends/Management)

February 04, 2013, ... (Polymers, Laminations, Coatings and Extrusions) and its Nanotechnology Div., the association will offer a three-session event. The first session highlights Innovations in Preparing Polymer-Based Nanomaterials ...

Eliminating Tin-Canning Rings on Your Wound Rolls

(Web Handling)

January 24, 2013, ... in a less than full roll width band. He theorizes that tin-canning forms between two high gauge bands. The unsupported thinner web between hardbands will more easily compress to lower radial position, ...

Rockwell Automation Adds Power to Drives

(Drives/Motors)

January 12, 2013, ... the enhanced control capabilities of earlier high-power models, including features, such as 400/480/600/690 volt ratings and N-1 technology. Like all PowerFlex 755 drives, the latest frame size includes ...

Web Lines | Why Bigger Cores?

(Technical Reports)

November 15, 2012, Bigger cores avoid many winding defects. Fewer layers mean less near-core pressure buildup and high-pressure defects. Bigger cores avoid many winding defects. I like to joke that the ideal wound roll ...

Bodine Adds Power to Gearmotors

(Controls)

November 13, 2012, ... line. The new type 34B4/FV-F gearmotor combines company’s 34B brushless DC motor and a high-torque gearhead, (http://www.pffc-online.com/search?searchword=gearhead&searchphrase=all) along with a built-in ...

Zero-Max Adds Sizes to Coupling Line

(Controls)

October 21, 2012, ... line. Models SD025R and SC025R handle bore diameters of 5–14 mm and torque to 4 Nm. Said to provide high torsional stiffness, these new model couplings are designed to handle high-speed reversing loads ...

Winding Technology | Now Directly in the Drive

(Controls)

September 19, 2012, ... line. Implementing the winder application directly into the drive system has a basic advantage when compared to an external controller; namely, it relieves the higher-level, open-loop control of arithmetic ...

Kollmorgen Catalog Details Stepper Solutions

(Controls)

August 19, 2012, ... high torque in a small package. They are offered in a wide range of standard sizes, constructions, windings, and options to suit a wide variety of application needs. High-performance brushless, maintenance-free ...

Get NimCor Air Adapter Chucks Quickly

(News | New Products)

July 22, 2012, ... adapter chucks are said to be ideal for fast clamping to bars, spindles, or conventional shafts. A rugged, pneumatic bladder offers high-torque grip when inflated without wear or damage to cores. Dual ...

Labelexpo Americas | Mission Possible

(Label/Tape)

July 12, 2012, ... label' adhesives. The Diamond coating quadruples the life of the die and is highly resistant to cracking and chipping. Black Diamond coating provides maximum hardness while improving performance on stamps ...

Montalvo Single-Disc Brake Suited for Printing

(Controls)

June 05, 2012, The CS-Series brake from Montalvo Corp. is recommended for printing applications, including narrow web, and offers high capacity and low inertia   GORHAM, ME | The Montalvo Corp. has developed a ...

Zero-Max Couplings Meet Demanding Needs

(News | New Products)

April 20, 2012, Series A1C CD couplings from Zero-Max offer smooth operation and precise positioning in compact footprint   PLYMOUTH, MN | Zero-Max introduces a new series of the Series A1C high-performance CD couplings ...