Introduction of plastic bottles in cosmetic packaging containers
General materials of plastic bottles: PP, PE, K material, AS, ABS, PMMA, PET, PVC, PETG
Forming method: PET bottles are formed in two steps, the tube is injection molded, and the finished bottle is blow molded . Others such as PP, PE, and PVC bottles are usually formed in one step, that is, blow bottles. Acrylic packaging is an injection-molded bottle, which has poor chemical resistance and generally cannot be directly filled with lotion. Therefore, acrylic is usually only used as the outer shell of the packaging. The inner liner of the product is usually made of pp material, but the acrylic packaging material has high permeability. It looks very upscale.
Bottle mouth standard: generally 16mm, 18mm, 22mm, 24mm, 28mm, 40mm.
Printing process: silk screen, hot stamping, hot silver, electroplating, frosted effect, etc.
Bottle cap selection: generally with inner lid, pull The lid and inner plug are also equipped with a small spoon or a dropper, which mainly considers its tightness and ease of use.
