PROCEDIMIENTO PARA LA FABRICACION DE UN ENVASE O BOTELLA DE PLASTICO POR SOPLADO, BOTELLA O ENVASE OBTENIDO Y MAQUINA.

摘要

It comprises a first stage wherein metering means (2) meter certain amount of a least two thermoplastic materials (3) into a chamber (1), characterised in that said thermoplastic materials (3) are compatible with one another and have a different density from one another, and in that it comprises a second stage wherein said thermoplastic materials (3), thanks to pushing means (4) are conveyed to a heated chamber (8) where they are heated until reaches a certain temperature, a third stage wherein said heated thermoplastic materials (3) are passed through a plastifying means (5) to a duct (6) where their cooling commences with a random scattering of particles of the thermoplastic materials (3) and they are guided to an extrusion head (9), a fourth stage wherein said thermoplastic materials (3) are conveyed by extrusión head (9) and extruded in mould or die (7) in the form of the desired packaging or bottle (11) and with a random scattering of particles of the thermoplastic materials (3), leading to a certain decoration or finish (13).