Plastic bottles have many advantages in use. For people, compared with other material packaging bottles, plastic bottles are light, easy to carry, not afraid of falling, and have acid and alkali resistance, easy to produce, and also conducive to recycling. characteristic. In the processing and production, the filling of the gun mold is mainly carried out by blow molding under a certain temperature pressure, and can be formed by preform processing or directly by injection molding and blow molding.
The so-called plastic bottles, the raw materials currently used are mainly polyester, polyethylene, or polypropylene, etc., while adding some organic solvents. Usually, after adding the corresponding organic solvent, after heating at a high temperature, the plastic container is obtained by blow molding, extrusion blowing, or injection molding through a plastic mold.
In practical applications, as a widely used packaging container, plastic bottles can be used for liquid or solid packaging of food, pickles, honey, dried fruits, edible oils, agricultural veterinary drugs, and the like. Plastic bottles are characterized by being difficult to break, low cost, high transparency, and food grade raw materials.