Patent ID: 9481121
Filing Date: 2016-11-01
CPC Classification: B29B,B29C,Y10T

Claim Text:
1. An extrusion die plate assembly for an underwater pelletizer system, wherein, during operation, molten plastic flows through an extruder and exits into a fluid bath for further processing, wherein the assembly comprises: a die plate at the exit of the extruder, wherein the die plate has a plurality of through holes for receiving fasteners for mounting the plate to the extruder, and at least one insulation chamber within the die plate for insulating the die plate from the fluid bath located on a downstream side of the plate; and at least one gasket covering one or more of the through holes to seal one or more through holes from the fluid bath, wherein the insulation chamber is covered by an insulation chamber cover comprising a peripheral groove about the circumference of the cover and configured to receive at least a portion of the gasket contacting the cover.