The lipstick tube is the most complicated of all cosmetic packaging materials. The lipstick tube is a combination of multiple components. It is a functional packaging composed of different materials. From the material body, there are also volatile and non-volatile (air-tight/non-volatile). Airtight), and most of the filling is automatically filled by the machine (pre-filling, post-filling, direct filling, etc.), including the filling method of the lipstick tube, the combination of different parts, the tolerance control is not good, or the design is not Reasonable, even if the way of lubricating oil is wrong, it will cause downtime or malfunction.
1. Basic materials
Lipstick tubes are divided into full plastic lipstick tubes, aluminum-plastic composite tubes, etc. The commonly used plastic materials are PC, ABS, PMMA, ABS+SAN, SAN, PCTA, PP, etc., while aluminum models are commonly used such as 1070 and 5657. Some users also use zinc alloy, sheepskin and other materials as lipstick tube fitting materials in order to show that the product temperament is consistent with the brand tone.
2. Molding process
The plastic material of the lipstick tube is mainly made of injection molding process, such as the cover, the base and the related accessories in the middle beam core.
3. Surface treatment
There are many treatment processes available for the surface of lipstick tubes. For plastic parts, surface treatment processes such as spraying, electroplating, evaporation, laser engraving, and inserts can be used, while aluminum products can be treated with oxidizable electroplating and anodizing processes.
4. Graphic printing
The lid and base of the lipstick tube can be processed according to user needs by using silk screen, bronzing/silver, pad printing, thermal transfer, water transfer and other processes to process graphic information.
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