What are the requirements for the basic quality of lipstick tubes?

Lipstick is the general term for all lip makeup. Lipsticks, including lipstick, lipstick, lip gloss, Lip Glaze, etc., can make lips rosy and shiny, moisturize, protect lips, increase facial beauty and correct lip contours. It is also the lipstick material for lipstick products, because its structure and function are complicated, and its quality is difficult to control.

The lipstick tube is a multi-component combination. Functional packaging composed of different materials is divided into volatile and non-volatile (air-tight and non-air-tight) according to the material body. In addition, most filling machines are automatic filling machines (direct filling before and after filling, etc.), including the loading of the nozzle tube, which is very complicated, combines different parts, poor tolerance control, or unreasonable design, even if the lubricant is coated The way is wrong. It will cause downtime or malfunction. These errors are fatal.

Basic appearance requirements
1. Product composition: The requirements must be consistent with the sealed samples and must not be omitted. Flashing, burrs, and sharp edges are not allowed to prevent hand injury, personal injury or affect the use function, the product is incomplete, and seriously affect the overall appearance
2. Material requirements: the same as the sealed sample, no oil
3. Flow mark (fusion mark): visible within an arm of the eye (within the limit)
4. Gap: For reference, the gap between bottle cap and bottle should not exceed 1mm
5. Gap: The gap should be within the limit, and there should be no obvious scratches when touched by hand
6. Damage: The container is damaged and cannot be filled with internal materials, which affects the function and overall appearance. There are no dents, bruises, strains, abrasions, scratches, minor cracks, etc. within an arm of the eye. The visual inspection is not obvious, and the product identification is not affected, within the limit.
7. Hygiene: foreign matter, impurities, hair, oil, stains, dust and other contaminants on the contact surface of non-cosmetic materials (mold, blood stains, insect pests, hair on the contact surface of cosmetic materials, etc.)
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