The cosmetic bottle manufacturer's vacuum bottle product technology consists of a combination of a lid, a shoulder cover, a vacuum pump, and a piston. It is used by air pressure. The spray nozzle is equipped with a chicken mouth tip and a duck mouth flat head with a layer of plastic.
Usually used for cosmetic containers with thick walls, caps, stoppers, gaskets, pump heads, and dust covers are injection molded; PET blow molding is two-step molding, tube embryos are injection molded, and finished product packaging is blow molded . Others, such as emulsion bottles and wash bottles with thin walls, are blown bottles.
PET is an environmentally friendly material. It has high barrier properties, light weight, non-breaking characteristics, chemical resistance, and strong transparency. It can be made into pearlescent, colored, magnetic white, and transparent. It is widely used in the installation of gel water. The mouth of the bottle is generally 16 #, 18 #, 22 #, 24 # caliber, which can be used with a pump head.
The lotion bottle is composed of a cap, a shoulder cover, a lotion pump, and a piston, and most of them are equipped with a hose. Most are made of acrylic and PP. The cover is ABS inside acrylic.
The inside of the perfume bottle is glass aluminum, PP bottle, glass drip irrigation. The inner liner of perfume bottles is mostly glass and PP. Large-capacity glass should be used because of the long storage time. PP is suitable for short-term storage of small capacity. PCTA and PETG are mostly not perfumed. The inside of the aluminum-plastic hose is PE and the outside is aluminum packaging. And offset printing. After cutting, re-rolling. According to the tube head, it is divided into round tube, flat tube and oval tube. In terms of price: round tube <elliptical tube <flat tube.
The acrylic material is an injection bottle, which has poor chemical resistance. Generally, it is not possible to directly fill the paste. It needs to be equipped with a liner barrier. The filling is not easy to be full, preventing the paste from entering between the liner and the acrylic bottle, so as not to occur Cracked, packaging requirements are high during transportation, because it looks particularly obvious after scratching, high permeability, and the upper wall is very thick, but the price is quite expensive.