Web/Roll Handling

WHQuiz Answer #10 - Laminate Curl

Published: March 09, 2012

WebHandlersQuiz 10: Laminating – If a two-layer laminate product curls to the top layer in the machine direction, which would reduce the curl: increase or decrease the top layer pre-laminate tension? Answer...

WHQuiz Answer #8 - Nipped Driven Rollers

Published: March 07, 2012

WebHandlersQuiz 8: Traction – When is a nipped roller needed on a driven roller separating two tension zones? Answer...

WHQuiz Answer #9 - Nip Uniformity

Published: March 07, 2012

WebHandlersQuiz 9: Nipped Rollers - What is a simple measurement to determine if two nip rollers are pressing together uniformly? Answer...

Gralex Unwind Stands Allow One-Person Changes

Published: March 06, 2012

SRS Series unwind stands have self-adjusting friction brakes, lightweight shaft and core chuck assembly, and require no tools for changeovers

WHQuiz Answer #7 - Large Diameter Rollers

Published: March 05, 2012

WebHandlersQuiz 7: Rollers – Which rollers in a process will likely have the largest diameters? Answer...

WHQuiz Answer #6 - Roller Alignment

Published: March 02, 2012

WebHandlersQuiz 6: Rollers - What is a reasonable specification for roller alignment in mm/m, milli-radians, or mils/in? Answer...

WHQuiz Answer #5 - Draw Control Pros/Cons

Published: February 29, 2012

WebHandlersQuiz 5: Tension (Draw) Control – Name one advantage and one disadvantage of draw control (a.k.a. as speed ratio control)? Answer...

WHQuiz Answer #4 - Load Cell Roller Advantages

Published: February 26, 2012

WebHandlersQuiz 4: Tension Control – Name one advantage of using a tension load cell roller has over a dancer roller in a closed-loop tension control system? Answer...

WHQuiz Answer #3 - Dancer Roller Advantages

Published: February 24, 2012

WebHandlersQuiz 3: Tension Control – Name one advantage of using a dancer roller has over a tension load cell roller in a closed-loop tension control system? Answer...

A Viking Fan at Lambeau? What I do for Web Handling...

Published: February 22, 2012

I will be attending my first Converter's Expo on March 1 in Green Bay, WI. As a MN Viking season ticket holder, it is a little bit like stepping in to the Lion's den (or Bear's den), but to share web handling knowledge, I'll do it.

WHQuiz Answer #2 - Crossweb Tension Variations

Published: February 21, 2012

WebHandlersQuiz 2: Tension Control – Name three causes of tension variations across the web’s width (i.e. things would create a loose edge or center)?

WHQuiz Answer #1 - The Right Tension

Published: February 21, 2012

WebHandlersQuiz1: Tension Control - How do you determine the target web handling tension for a give product in units of force or force per width? Answer...

Tim's Web Lines Blog Starts NOW

Published: February 21, 2012

This month marks the 10th anniversary of Web Lines column by T.J. Walker. Beginning our second decade, we are moving beyond the monthly column to share web handling process knowledge via this blog.