Die for manufacturing resin pellets
AssigneeKabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
InventorsYasuo Yoshii, Shinichi Fukumizu, Osamu Ikeda, Nobuhiro Yamasaki, Yoshiaki Nakata
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Abstract
A die for manufacturing resin pellets capable of processing a die plate easily, and achieving simplification of a construction of heat channels and enhancement of heating efficiency. A die 1 for manufacturing resin pellets provided with a number of nozzle orifices 7 in the outer surface of the die, there are provided a plurality of rows of heat channels 8 which extend in a direction crossing the resin channels 5 in the vicinity of the outer surface of the die and are arranged along the resin channels 5. At least one of an introducing course and a discharging course for a heat medium in the plurality of heat channels 8.
Claims15
A die for manufacturing resin pellets, comprising:
- a plurality of nozzles for forming resin channels, said nozzles extending through a die to form nozzle orifices in the surface on a die water cooling surface;
- and
- a row of heat channels comprising at least three individual heat channels extending parallel to the die water cooling surface and equidistantly spaced from one another in a direction normal to the die water cooling surface, said row of heat channels being provided between said nozzles,
- wherein in said row of heat channels, heat channels being arranged adjacent to said nozzles and along nozzles.
Dependencies are inferred from the claim text.