The latest industry news and exhibition information.home / news / Cosmetic packaging bottle manufacturers explain the most complete cosmetic packaging materials in detail(3)
1. The hose is divided into single-layer, double-layer and five-layer hoses, which are different in terms of pressure resistance, anti-permeability and hand feel. For example, the five-layer tube consists of an outer layer, an inner layer, and two adhesive layers. Barrier layer. Features: It has excellent gas barrier properties, which can effectively prevent the infiltration of oxygen and peculiar gas, and prevent the leakage of the content fragrance and effective ingredients.
2. Double-layer pipes are more commonly used. Single-layer pipes can be used for medium and low-grade pipes. The diameter of the hose is 13#—60#. When a hose of a certain diameter is selected, different capacity characteristics are indicated by different lengths. , The volume can be adjusted at will from 3ml to 360ml. In order to be beautiful and coordinated, the caliber below 60ml is commonly used below 35#. For 100ml and 150ml, the caliber 35#—45# is usually used. For the volume above 150ml, the caliber above 45# is required.
3. In terms of technology, it is divided into round tube, oval tube, flat tube and super flat tube. Flat tube and super flat tube are more complicated than other tubes. They are also new types of tubes in recent years, so the price is correspondingly more expensive.
4. Hose caps have various shapes, generally divided into flat caps, round caps, high caps, flip caps, super flat caps, double-layer caps, spherical caps, lipstick caps, plastic caps can also be processed in a variety of processes, bronzing Edges, silver edges, colored caps, transparent, oil-sprayed, electroplated, etc., pointed mouth caps and lipstick caps are usually equipped with inner plugs. Hose caps are injection molded products and hoses are drawn tubes. Most hose manufacturers do not produce hose caps themselves.
5. Some products need to be filled before sealing. The sealing is as large as: straight pattern sealing, diagonal pattern sealing, umbrella sealing, star point sealing, special-shaped sealing, and sealing can be required when sealing. The required date code is printed at the end.
6. The hose can be made of colored tubes, transparent tubes, colored or transparent frosted, pearlescent tubes, and there are matte and bright points. The matte looks elegant but easy to get dirty. The difference between colored tubes and large-area printing on the tube body can be Judging from the incision at the tail, the white incision is a large-area printing tube, and the ink used is demanding, otherwise it will easily fall off and will crack and expose white marks after being folded.