Some customers like to make the product look high-grade, will choose to put some effort in the lid: electroplating or electrified aluminum, so that the product overall attractive. Electroplating and aluminizing are two different processes.
Electroplating: is a metal material heated in a vacuum environment, so that it evaporates and condenses on the surface of the object, forming a metallic feel of the film.
Electrified aluminum: is real metal, can only do regular, common round shell. The touch is the cold feel of metal.
Such two processing processes in the bottle accessories, some processes in the bottle body such as spray paint / spray oil, plush material.
Spray paint / spray oil: is a good bottle and then spray processing, can be sprayed into matte, glossy, gradient matte, gradient glossy.
Plush material: the surface of the bottle has the feel of leather with a soft touch.
These processing processes make ordinary plastic packaging bottles look more high-grade and make their products more attractive, and some customers also choose these processing processes according to the brand positioning. It is more common on plastic packaging bottles.