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Active Contributor

Join Date: Aug 2007
Posts: 10

Film Shrinkage Force vs. Film Contraction Force

12/08/2008 10:07 PM

Hi,

guys, could you help me to explain the defference between "film shrinkage force" and "film contraction force",the film here is thermo shrinkage plastic film.

Thanks

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Active Contributor

Join Date: Oct 2008
Location: My Lab Portsmouth RI.
Posts: 18
#1

Re: Film Shrinkage Force vs. Film Contraction Force

12/10/2008 5:19 AM

Shrinkage is due to cold conditions, like when George went swimming in the ocean. contraptions are what I make in my garage. I hope this helps.

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Active Contributor

Join Date: Aug 2007
Posts: 10
#3
In reply to #1

Re: Film Shrinkage Force vs. Film Contraction Force

12/11/2008 12:03 AM

Thank you

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Commentator

Join Date: Dec 2007
Posts: 72
Good Answers: 3
#2

Re: Film Shrinkage Force vs. Film Contraction Force

12/10/2008 1:16 PM

I am not certain that there is much difference---apparently someone is giving you the terms without a definition. We usually thing of the shrinkage force as what happens when we apply heat to a film that wraps a pallet of product. The heat causes the film to stretch tightly. The alternate film wrap without heat is to prestretch the film and then using power winders to wrap the pallet of product. This film in its stretched mode wants to return to its original relaxed state and thus wants to contract. Good lucki

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Join Date: Aug 2007
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#4
In reply to #2

Re: Film Shrinkage Force vs. Film Contraction Force

12/11/2008 12:03 AM

Thank you very much

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