Extrusion coating apparatus

Details Extrusion coating apparatus Extrusion coating apparatus

B - Operations, Transporting

29

C

18/752

B29C 47/02 (2006.01) B05C 5/02 (2006.01) B29C 47/28 (2006.01) C03C 25/18 (2006.01)

Patent

CA 1222113

ABSTRACT OF THE DISCLOSURE A die assembly is provided which is suitable for the extrusion coating of elongate cores, such as optical fibers. The die assembly comprises a nozzle having an orifice therethrough. A die tip has a through-bore and is mounted such that the through-bore is alignable with the orifice to conduct a core through the through-bore and orifice. A passage is arranged for conducting a flowable coating material into and through the orifice. A hollow guide tube is slidably mounted in the through-bore and is sized to receive the core. The guide tube is positionable such that the forward end thereof is movable relative to the nozzle orifice.

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