Simply put, is the polyester chips (PET, etc.) or bottle embryo through a series of processes, blowing into shape.
Bottle blowing machine Ann process points, there are one-step and two-step method:
One-step process: slice drying - ?° heated extrusion - ?° embryo injection - ?° embryo temperature adjustment - ?° blowing into shape - ?° blowing into the shape of the bottle.
Two-step process: preforms are straightened, preforms are heated and temperature-adjusted, preforms are transported into molds, preforms are stretched and pre-blown, and pre-molded, and pre-blown. Stretching - pre-blow - "high-pressure blow molding
Blow machine according to the structure, there are rotary and linear
Internationally the best brands of blowing machine
Sidel (France)
Cranes (Germany)
Bottle blowing machine is the first one in the world to be used for blowing bottles. Germany)
KHS (Germany)