Extrusion die with wiper means movable along die

Details Extrusion die with wiper means movable along die Extrusion die with wiper means movable along die

B - Operations, Transporting

29

F

18/741

B29F 3/04 (1980.01)

Patent

CA 1174418

Abstract: The present invention relates to an improvement in a die for extruding a hot plastic material from an exit port to an end of the die to form an annulus of plastic material. The improvement includes a cooled wiper member which is moveable across the end of the die to wipe off whatever annulus of plastic material is formed on the end of the die. 14

372033

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