The lipstick tube is the most complicated of all cosmet […]
The lipstick tube is the most complicated of all cosmetic bottle packaging materials. The lipstick tube is a combination of multiple components and functional packaging with different materials.
From the material point of view, it is also divided into volatile and non-volatile (airtight / non-hermetic), plus most of the filling is machine automatic filling (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 unreasonable, even if the way of applying the lubricating oil is wrong, it will cause downtime or abnormal function.
1. Basic materials
Lipstick tubes are divided into all-plastic lipstick tubes and aluminum-plastic composite tubes. The commonly used plastic materials are PC, ABS, PMMA, ABS+SAN, SAN, PCTA, PP, etc., while aluminum models are commonly used 1070, 5657 and so on. In order to indicate that the product temperament is consistent with its brand tonality, the user uses zinc alloy, sheepskin and other materials as the material for the lipstick pipe fittings.
2. Molding process
The plastic material of the lipstick tube is mainly made by injection molding, such as the cover, the base and the related accessories in the middle core.
3. Surface treatment
There are many treatment processes for the surface of the lipstick tube. For plastic parts, surface treatment processes such as spraying, electroplating, evaporation, laser engraving, and inserting can be used, while aluminum products can be oxidized and anodized.
4. Graphic printing
The lid of the lipstick tube and the base can be processed on the top according to the user's requirements by using silk screen printing, bronzing/silver, pad printing, thermal transfer, water transfer and other processes.