Low pressure drop, modular coextrusion feedblock

Details Low pressure drop, modular coextrusion feedblock Low pressure drop, modular coextrusion feedblock

1986-10-29

1987-11-24

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Means feeding fluent stock from plural sources to common...

Extrusion shaping means

264171, 4251335, 425192R, 425462, B29C 4712

Patent

active

047086157

ABSTRACT:
A modular coextrusion feedblock suitable for use in conjunction with melt processing vinyl polymers without excessive extruder head pressure is provided. The feedblock is designed for rapid disassembly and reassembly to minimize downtime.

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