TNX demon3 4 answreing me.
you talk about shrink film that shrink by heat, this is other type of films.what i meen is stretch film which can be stretch at room tem to high elongation and do not recover by heat or any thing else.
hello
i am doing a research in the field of stretch film.unfortunattly ,i can't find in the web the specific information and answers to my questions,so if someone can help me on this one i will be gratefull:
1. why do i need to make rapid cool in the stretch film process?
2.what is going on in...