In terms of level, cosmetic hoses are divided into single-layer, double-layer and five-layer hoses, which are different in pressure prevention, impermeability and hand feeling. Cosmetic plastic hoses such as five-layer tubes consist of outer layer, inner layer and two layers. Adhesive layer, with a barrier layer. Double-layer tubes are more commonly used, and single-layers can also be used in the middle and low-end.
In terms of caliber, cosmetic hoses have a variety of calibers. When a hose of a certain diameter is selected, different capacity characteristics are marked with different lengths. The capacity of 3ml-360ml can be adjusted. For aesthetic coordination, 60ml or less is usually less than 35mm. The caliber of 100ml, 150ml usually uses 35mm-45mm caliber, and the capacity of 150ml or more requires 45mm or more.
In terms of production process, round tubes, elliptical tubes, flat tubes, and ultra-flat tubes are more common. Flat tubes and super flat tubes are new types of tubes that have been produced in recent years. Cosmetic plastic hoses are more complicated than other tubes, so they are relatively high in price.
The shape of the hose cover is generally divided into a flat head cover, a round head cover, a high cover, a cover, a super flat cover, a double cover, a spherical cover, and a lipstick cover.
In terms of sealing, there are mainly straight-line tailing, twill-sealing, umbrella-type sealing, star-point sealing, and special-shaped sealing. Of course, the production date we see every day, etc., basically appears on the tail.
For color appearance, it can be used for colored tubes, transparent tubes, transparent matte, and pearl tubes. In addition, cosmetic hoses also have matte and bright light, matte looks elegant but dirty. The tail incision is white, which is a large-area printing tube. The ink used is required to be high, otherwise it will fall off easily and will crack and reveal white marks after being folded.