Valve plate and feedblock design for co-extrusion apparatus...

Details Valve plate and feedblock design for co-extrusion apparatus... Valve plate and feedblock design for co-extrusion apparatus...

B - Operations, Transporting

29

C

18/746

B29C 47/06 (2006.01)

Patent

CA 1230718

ABSTRACT OF THE DISCLOSURE Disclosed is an apparatus and process for producing multiple-layer film or sheeting which includes an improved laydown means comprising adjustable cam-actuated control means for controlling the polymer flow and individual layer thickness.

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