How dust gets into cosmetic tube packaging, and how it can be prevented?

Before explaining the design and manufacturing principles of a cleanroom, it’s important to understand how dust originates. There are five main sources:

⦁    Dust leaking in from the outside air
⦁    Dust carried in with raw materials
⦁    Dust generated by operating equipment
⦁    Dust produced during the production process itself
⦁    Dust introduced by personnel

A cleanroom uses specialized design and materials to filter out airborne particles, gases, bacteria and more. It tightly controls temperature, pressure, airflow, humidity, static, lighting and vibration — so that regardless of outside conditions, the room stays clean and stable.

A cleanroom — also called a “clean room,” “clean-air room,” or “controlled-environment room” — is a room where the concentration of airborne particles is strictly controlled.

Cleanrooms are designed to control two main sources of particles: those entering from outside, and those generated or retained inside. Accordingly, cleanroom design and construction focus on controlling both external infiltration and internal generation/retention of particles.

Air enters the cleanroom and passes through layers of filters and air-handling equipment (pre-filters ➝ HEPA/ULPA filters).

Filtered air is then directed into the cleanroom through supply vents, pushing dust and particles down and out.

Used air is drawn back out, re-filtered, and recirculated — constantly cleaning and stabilizing the environment.

Dust contamination in cosmetic packaging often originates during manufacturing — from air, materials, machines, or people. A properly designed cleanroom is the most effective defense. It controls particles, airflow, temperature, humidity and surfaces, keeping packaging — and final products — safe and clean.

At Auber Packaging, we understand the critical importance of such controlled environments. Our packaging manufacturing are built following cleanroom great practices and carefully maintained — helping us deliver high-quality, safe packaging that supports the integrity of your cosmetics.