Three-to-Seven-layer co-extruding die head adopts the interna-tionally advanced superposed die heads, of which each layer can heat and receive thermal insulation medium independently and can insulate the heat effectively, which is goog for blowing and making plastic film with difference temperature.
The die head is of advanced construction and even arrangement of sprue-runner that can ensure the steady fluid and even thickness of film.he traction system adopts卤360掳swing and uniform rotation in level direction to meet the requirements for high precision and high-speed printing.
http://www.flyplas.com/film-blowing-machine/
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