dave rumson
What key slitting factors impact the handling of adhesive webs? Paid Members Public
When it comes to Adhesive Web Slitting, there are two different worlds … Science and Manufacturing (see Figure 1). Science deals with creating the many, many different adhesives to be applied to the very large variety of manufactured, flexible-web materials. The two main adhesive-web application types that the converting industry deals
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The basics of web trim slitting Paid Members Public
Why do we trim slit webs? To paraphrase the late Professor Erwin Cory, “That is a two-part question. Why? is a question that has plagued mankind since time immemorial.” Secondly, do we trim slit webs? That answer is yes. One of the reasons we trim slit is to remove baggy
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CUT POINTS | How do we best quantify and remove slitting dust? Paid Members Public
Web slitting is never a “dustless” operation, no matter the method employed. Some important questions relating to slitting dust include: How much is too much, what finished roll issues can be experienced, and how might we control it? Figure 1 just might show too much. Click the link below to
CUT POINTS | What problems may be solved via electronic shear knifeholders? Paid Members Public
My thoughts evolved to more of the web-slitting process. With the advent of computer-controlled, servomotor-powered knifeholders and linear-rail, automatic positioning systems, one might wonder what other process monitoring and/or controls could help maintain “in-spec” roll production.