Lipstick tube is the most complex of all cosmetic packaging materials, lipstick tube is composed of multiple components, different materials with functional packaging, from the material body, but also volatile and non-volatile (airtight/airtight), plus filling most of the automatic filling machine(pre-filling, post-filling, direct filling, etc.), including the filling method of the lipstick tube, the combination of different parts, the bad tolerance control, or the unreasonable design, even if the way of lubricating oil coating is wrong, will cause the shutdown or abnormal function.
1. Basic materials
Lipstick tube is divided into plastic lipstick tube, aluminum plastic combination tube, etc., among which the commonly used plastic material is P
C, AB
S, PMM
A, ABS + SA
N, SA
N, PCT
A, PP, etc., and aluminum models are commonly used 1070, 5657, etc. Also has the user in order to express the product temperament and the brand tonality consistent, USES the zinc alloy, the sheepskin and so on material as the lipstick tube accessory material.
2. Molding process
The plastic material of the lipstick tube is mainly made by injection molding process, such as cover, base and related accessories in the middle bundle core.
3. Surface treatment
The surface of lipstick tube can be treated by many processes. For plastic parts, surface treatment processes such as spraying, electroplating, steaming, laser engraving and Inserts can be used, while for aluminum products, oxidizable electroplating and anodic treatment can be applied. Lipstick tube has excellent gas barrier performance, can effectively prevent the infiltration of oxygen and peculiar smell gas, at the same time to prevent the exudation of content fragrance and effective ingredients. Lipstick tube large manufacturers usually with 10 thousand as the minimum order quantity, very few small manufacturers if variety, single product to count 3 thousand minimum order quantity can also, very few customers to open their own mold, the vast majority is the male mold contract order quantity and the actual supply quantity, there is a deviation of ±10% in this industry.
4. Graphic printing
The cover of lipstick tube, on the base can be according to user demand, on the top of the use of screen printing, hot stamping/silver, pad printing, heat transfer, water transfer printing and other processes for text and text information processing.
