The article covers the basic tension, power, and control concepts involved in plastic film winders. An explanation of the differences between center and surface type winding is provided. Situations in which each of these two winding techniques have advantages are outlined.
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References
1.
Beumeister and Marks.Standard Handbook for Mechanical Engineers , 7th Edition. McGraw Hill, pg 5-3
2.
Private correspondence, courtesy of Dow Chemical and Borden Chemical (Figure 2)
3.
ASTM D882-83; American Society for Testing Materials, Philadelphia, PA.