Cosmetics hose cosmetics packaging material knowledge
1, hoses, hose is divided into single, double, five layer respectively in pressure defense, prevent infiltration and feel there's a difference, such as five layers tube by the outer, inner, two glue layer, otherwise the blocking layer. Features: has good gas barrier properties, can effectively prevent the infiltration of oxygen and peculiar smell gas, at the same time prevent the content fragrance and effective ingredients. 2, double tube, commonly used ones are belong to medium can also be single, hose diameter for 13 # & ndash; 60 # a variety of caliber, elected a certain diameter of the hose, the capacity of different characteristics in different length, capacity of 3 ml & ndash; 360 ml can, in order to beautiful and coordination, the calibre of the commonly used below 35 # below 60 ml, 100 ml, 150 ml usually use 35 # & ndash; 45 # caliber, more than 150 ml capacity is more than 45 #. 3, the process can be divided into circular tube, oval tube, flat pipe, super flat tube. Flat tube, flat pipe complicated than other pipe process, is also the new pipe in recent years, so the price is relatively expensive. 4, hose cover shape diversity, generally can be divided into flat head cover, round epicranium, high cover, lift the lid, super flat cover, double cover, the spherical cap, lip gloss cover, plastic cover can also be a variety of craft processing, bronzing, silver, non-ferrous, transparent, fuel injection, electroplating, etc. , pointed mouth cover and lipstick cover are usually equipped with a plug in. Hose cover for injection molding product, hose for tubing. After 5, some products need to filling and sealing, and sealing to is divided into: straight grain and sealing, twill and sealing, umbrella end closure, star sealing, sealing.