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- WHQuiz Answer #8 - Nipped Driven Rollers
- (Web Handling)
- February 22, 2012, WebHandlersQuiz 8: Traction – When is a nipped roller needed on a driven roller separating two tension zones? Answer... WebHandlersQuiz 8: Traction – When is a nipped roller needed on a driven roller ...
- WebHandlersQuiz #19: Advantages of a Nipped or Gap-Controlled Roller
- (Web Handling)
- September 30, 2012, WebHandlersQuiz #19: What are the three advantages of using a nipped or gap-controlled roller ahead of winding? So we're back to basics, Folks! Can you name three advantages for using a nipped or gap-controlled ...
- Workshop on Nipped Systems & Laminating
- (Web Handling)
- September 04, 2012, A workshop focusing on nipped rollers offers a better understanding of the underlying engineering principles and design considerations that lead to improved profitability in your value-added web processing ...
- WHQuiz Answer #7 - Large Diameter Rollers
- (Web Handling)
- February 22, 2012, ... Chilled or heated rollers will often be large diameter to have more time in contact and more heat transfer capacity. Nipped rollers, except those with less than 1 lb/in (175 N/m) load, should have ...
- Web Lines: Limitations of Vacuum Pull Rollers
- (Web Handling)
- February 28, 2011, ... flow volume. It's not as sophisticated as a low vacuum processing chamber, but it has its own sealing and pressure control challenges. This adds up to a roller that is much more expensive than a nipped ...
- Thermal Transfer Roll Performance Today
- (Coating/Laminating)
- June 30, 2024, ... innovative ideas. Often, Thermal Transfer applications are nipped, requiring a hard face roller (usually the thermal transfer core) in direct contact (under pressure) with a rubber or elastomeric-covered ...
- Advantages and Benefits of Conductive Rubber Coverings in Critical Roll Positions
- (News | New Products)
- February 07, 2021, ... conductive but it is conductive enough to dissipate static on rollers because the voltages are high and the currents are very small. If a rubber covered roller was nipped to metal roller in an actual ...
- Web Lines | Action Plan for Baggy Webs
- (Web Handling)
- August 16, 2016, ... longer lanes. When tension does not pull out the bagginess, baggy webs wrinkles at nearly any nipped roller process. Bagginess can contribute to other defects, including coating thickness variations, ...
- Web Lines | Wrinkling?
- (Web Handling)
- May 18, 2014, ... that can be tested with a fairly simple equipment setup. Wrinkles from misalignment Wrinkles from roller deflection Wrinkles from nipped rollers It is important to think about the wrinkles ...
- Is There a Doorman at Your Winder or Do You Let Just Any Web Get In?
- (Web Handling)
- May 15, 2014, ... roll or rubber roller covering can forgive. Wrinkling–Nipped processes are always sensitive to baggy and skewed webs, especially when tension isn’t high enough to pull out the extra length. Spreading ...
- Web Lines | Why Is Winding Optimization Difficult?
- (Web Handling)
- April 21, 2014, ... and winder. Product-winder mismatches are more obvious when trying to wind a giant roll on a tiny core. Driving and entry span options are varied and significant (center vs. surface, gapped vs. nipped). ...
- Do You Need a Roller That Is Chillin' and Groovy?
- (Web Handling)
- March 30, 2014, ... losing heat transfer capability at high speed/tension conditions? Nip it. Ugh. I can’t believe I could even say that. Most people who have worked with me know of my phobia of nipped rollers. However, ...
- Destination CPP EXPO: Solve Your Technical Questions
- (Trade Shows)
- September 06, 2013, ... There are at least six different ways to lose registration . . . . C04 Tuning Up Your Nipped Rollers (To Increase Profits) Sept. 9: 10:30 AM - 12:00 PM Room 504C Presented by: Timothy J. Walker, TJWalker ...
- Show Preview | CPP EXPO and PRINT 13 Share a Stage
- (Print)
- August 07, 2013, ... J. Walker, president, TJWalker + Assoc. and author of PFFC’s “Web Lines” column Did Tension Control Mess Up My Registration? Tuning Up Your Nipped Rollers (To Increase Profits) Wrinkle-Free Web ...
- Eliminating Boundary Layer Air During Winding
- (Web Handling)
- July 15, 2013, ... is a bad idea for wrinkle sensitive webs. In nipped winding, if the web is placed on the winding nip roller in position, wrinkle free, then this condition will be passed on to the winding roll. The other ...
- PFFC & CPP EXPO Collaborate on Conference Sessions
- (Yo's Yarns)
- April 28, 2013, ... alike. His sessions include: WH1: Tensioning and Mis-Registration: Did Tension Control Mess Up My Registration?–September 9: 8:30 A.M. to 10 A.M.; Understanding Nips: Tuning Up Your Nipped Rollers ...
- CPP EXPO Taps PFFC To Collaborate on Conference Program
- (Coating/Laminating News)
- April 21, 2013, ... to printers and converters alike. vivasex His sessions include: WH1: Tensioning and Mis-Registration: Did Tension Control Mess Up My Registration?; Understanding Nips: Tuning Up Your Nipped Rollers ...
- Web Lines | Why Avoid Nips?
- (Web Handling)
- September 24, 2012, ... here is a quick refresher on those topics. Avoid nips? Why? Nipped rollers are a top source of wrinkles and creases. Nipped rollers have the friction and pressure needed to shift, buckle, and fold ...
- WHQuiz Answer #9 - Nip Uniformity
- (Web Handling)
- February 22, 2012, WebHandlersQuiz 9: Nipped Rollers - What is a simple measurement to determine if two nip rollers are pressing together uniformly? Answer... WebHandlersQuiz 9: Nipped Rollers - What is a simple measurement ...
- WHQuiz Answer #10 - Laminate Curl
- (Web Handling)
- February 22, 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? ...