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Home March 06, 2010

Surface Prep
Carton/Box
- Folding / Gluing
- Sheeting
Coat/Laminate
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- Knives
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- Prepress
- Digital
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Who's Driving This Nip?

Published Monday, December 01, 2008

What is the best way to drive a set of nipped rollers? Two rollers and two drive options (driven or not) lead to four options. To make this discussion a little easier, I will assume the two-roller nipping system includes one hard steel roller and one rubber-covered steel roller. Option 1 | Both Rollers Are Idling This option is probably the least common from what I've seen. There are two problems with an idling nip set. First, idling nips steal tension from the web to overcome drag from bearings, inertia, and rubber hysteresis, not to mention whether ...

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