Apparatus for cooling and granulation of thermoplastic strands

Details Apparatus for cooling and granulation of thermoplastic strands Apparatus for cooling and granulation of thermoplastic strands

1984-10-03

1986-12-30

Hoag, W. E.

Liquid purification or separation

Comminuting

425 71, 425 72R, 425308, 425378S, B01D 3528, B29C 4788

Patent

active

046327525

ABSTRACT:
Apparatus for cooling thermoplastic strands issuing from an extrusion die, the apparatus including a cooling trough between the extrusion nozzle and the granulator. The trough has two coolant drainage regions, a first being connected to a gravity drain and a second having means applying air downward through apertures in the trough. A conical separator for granulate is provided following the granulator.

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patent: 4485060 (1984-11-01), Franz et al.
patent: 4528157 (1985-07-01), Lettner et al.

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