... competence in extrusion-insufflation and co-extrusion-insufflation, PET stretching-insufflation, injection of thin side and lids, injection of PET pre-forms in single or multi-layer form, in- mould ... specialized in the polymer technology area, package design using injection, stretching-insufflation and extrusion-insufflation, as well as in the making of moulds and connected tools for these processes. ... have.Insufflation (blowing) is used in combination with extrusion. On leaving the circular draw-plate the tube is transferred to the interior of a mould. The pressure of the air blown into the...