seen and device for framstellning of - with hog sperrverkan of a through tojning dragspressbar metal plastlaminatfolie, in particular a aluminiumplastlaminatfolie

摘要

The invention concerns device for the manufacture of blisters with high barrier properties using metal-plastic composite foils which can be deep drawn, in particular an aluminum-plastic composite foil which is clamped firmly in the clamping facility of a device for manufacturing blisters. The process is such that the composite foil is pre-stretched in a first step and then shaped into a blister in a second step.