In the entire cosmetics industry chain, the quality of packaging materials directly determines the external image of the product. For packaging material products, integrating the needs and standards of different packaging materials procurement users, here is a list of basic quality requirements for your reference:
The body of the bottle should be stable, the surface should be smooth, and the thickness of the bottle wall should be basically uniform, without obvious scars, deformation, cold bursts and cracks. The bottle mouth should be straight and smooth, without burrs (burrs), and the thread and bayonet fitting structure should be intact and straight. The fit between the bottle and the cap should be tight, without slippage, loosening, and leakage. The inside and outside of the bottle should be clean.
The tube body of the hose should be smooth, tidy, uniform in thickness, without obvious scratches, and uniform in color. The sealing of the hose should be firm and correct, and there should be no openings or wrinkles (except the normal indentation of the mold). The composite membrane of the hose should not float.
The cover is divided into: PP material, ABS material, sarin material, PTCG material, K material, anodized aluminum, etc. Different materials are judged by experience such as touch, appearance, and falling rebound sound, and the disinfection methods are different.
Inner cover: The inner cover should be complete, smooth, clean and not deformed. The inner cap should fit well with the bottle and outer cap. The inner cover should not leak out.
Outer cover: The outer cover should be straight, smooth, free from broken, cracked, burrs (burrs). The color of the outer cover should be uniform. The thread matching structure of the outer cover should be intact.
The color of the outer cover with anodized aluminum or bronzing should be uniform. The outer cover of the clamshell type should be flipped up flexibly, and the connection part should not be broken. The fit between the cap and the bottle should be tight, without slippage or looseness.
The tank body is flat, no rust spots, smooth welding seam, no obvious scratches, concave tank phenomenon, and the color should be uniform. The roll mouth of the spray can should be smooth and free of wrinkles, cracks and deformation.
The nozzle should be upright, clean and free from damage and cracks. The assembly parts of the nozzle should be intact to ensure the smooth flow of the spray.
The tube body of the ingot tube should be straight, smooth, free of cracks, burrs (burrs), no obvious scratches, and uniform color. The components of the ingot tube should be tight and appropriate to ensure that the contents can be screwed out or pushed out normally.
2. Makeup pen
The barrel and sleeve of the makeup pen should be smooth, straight, glue-free, and the paint film should not crack. The barrel of the makeup pen and the pen cover should be tight and tight. The color of the makeup pen should be uniform.