There are mainly 3types of plastic tube in current plastic packaging market.
Aluminium plastic tube, all plastic tube and plastic squeezed tube.
In this paragraph, we will make a brief introduction in aluminium plastic tube.
Aluminium plastic tube is squeezed together via coextrusion process, its raw material is aluminium foil and plastic film.After that, through the specialized machine to make it into a tube packaging container.the structure is PE+EAA/AL/PE+EAA/PE.
Aluminium plastic tube is especially used for cosmetics, that requires high barrier property. The barrier layer is commonly aluminium foil and the barrier property depends on the aluminium foil pinhole.
With the improvement of technique, the thickness of the aluminium foil turned to be 12mm from 40mm.
Its characteristics:
1,Blocking light, oxygen resistance and water resistance of the blocking performance, on the one hand, to prevent foreign materials into internal cosmetics, to prevent the oxidation cosmetics, at the same time, also can prevent the moisture inside the cosmetics or composition such as essence through the tube spread to the outside world, so as to guarantee the quality of the cosmetics.
2,Low cost.To achieve the same performance, that is economy way to use aluminium plastic tube.
