February 2010 PFFC

Browse Back Issues

Shifty Answers to Nip-Induced Tracking

Nipping rollers are used in many value-adding processes in web converting — roll coating, laminating, embossing, calendering, high-speed winding, and more. Imperfect nips, where the load is uneven, can create process variations, but they also may induce a lateral shifting of your web, leading to misalignment or wrinkling. Before I can tell you about how uneven left-right nip loads will induce lateral tracking of your web, I must get on my anti-nip soapbox. The nip that isn't there will not shift your web (or wrinkle it). In my experience, nips and webs are a volatile combination (baggy webs, ...

To continue reading this article, please register or login – it’s quick and free…

Member Login

Enter your email address below, and we'll email your password.

Are cookies enabled in your browser?

This site uses cookies and session data to keep track of your name and preferences while you're logged in. You cannot login without enabling cookies.

One Step Registration

Fill out the form below for instant access to the page you’ve requested.

Website members also receive access to our entire archive and may apply for a complimentary subscription to our print magazine.

All fields are required Personal Info
  Required Must be a valid email
  Required Passwords must match
  Required
  Required
  Required
  Required
  Required
  Required
  Required

Paper, Film & Foil Converter Magazine


Submit the form for instant access to the page you've requested.

Video

Industry Links

  • Flexo Cleaners.com: Environmentally friendly, chemically superior flexographic ink cleaners.
  • February Issue
  • May Issue
  • November Issue
  • October Issue
  • September Issue
  • August Issue
  • July Issue

Browse Back Issues