China Cosmetic Pump Manufacturers introduces the material selection instructions for cosmetic packaging bottles:

1. The materials used for plastic packaging bottles are usually pp, pe, K material, as, abs, acrylic, pet, etc.

2. Cream jars, lotion bottles, matching caps, stoppers, gaskets, pump heads, and dust covers commonly used in the cosmetics and daily chemical products market are injection molded; pet blowing is a two-step molding: first, injection molding The tube embryo is made by the method, and then the finished product is made by the blowing method; other containers such as emulsion bottles with thinner walls and washing flats are blown bottles.

3. The pet material is an environmentally friendly material with high barrier properties, lightweight, not easily broken, chemical resistance, high transparency, etc., suitable for making pearlescent, colored, magnetic white, transparent, and other packaging bottles. Wide range of applications.

4. Acrylic is made of an injection molding bottle, which has poor chemical resistance. Generally, it cannot be directly filled with paste. It needs to be blocked by an inner liner. The filling should not be too slow to prevent the paste from entering the liner and the acrylic runner and then cracking; After the cream bottle is scratched, it is obvious that the bottle is free, so the requirements are higher in the packaging and transportation process; the acrylic bottle has high permeability, sensory bottle wall thickness, thick and generous, but the price is expensive.

5. As transparency is higher than abs, and toughness is better.

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