This is to form minute patterns on plastic film and sheet surface.
Cylindrical thin-wall sleeve has patterns on its surface and
This sleeve is set onto the core air madrell.
As this roll continuously rotates, patterning is available on the roll to roll basis. This improves production efficiency over the process on sheet-to sheet basis.
|Metal seamless sleeve as a patterned mold|
Steel belt video: http://www.youtube.com/results?search_query=dymcooverseas&sm=12
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