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Aluminum Pharma Tube Packaging: A Professional Overview
The brief principle of hydraulic cosmetics packaging production machine
by：Lisson
2020-11-18
Plastic injection molding machine: it is the liquid out, after using the machine out of the wind, the plastic body attached to a certain shape of cavity, thus made the product, this machine is called a molding machine.
Also is a kind of cosmetics packaging production machine, hydraulic cosmetics packaging production machine.
Thermoplastic resin by extrusion or injection molding of plastic parison tube, hot (
Or heated to softening state)
, put in split cavity, mold closing immediately after ventilation with compressed air within the parison, make plastic parison and clingy wall in the mold, the cooling mold release, the products have all kinds of hollow.
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