Air Classifier Mill By Weifang Alpa Powder Technology & Equipment Co., Ltd.

The ALPA Air Classifier Mill offers fine grinding capability plus greater control over particle size distribution. Typically grinding to a particle size in the region of D97 = 10Aum, the ALPA Air Classifier Mill serves all industries producing fine powders where control of grinding temperature and a narrow particle size distribution is of prime importance.

Particle size is controlled by fully adjustable rotor speed, classifier speed, airflow rate and feed rate. For operational efficiency, ALPA Mills are available with easy clean designs that include the fully opening a clam shella body and several other options where process considerations demand easy access for inspection, cleaning and maintenance.

This feature is of particular benefit to multi product users who need quick product change over with no cross contamination.

All models available in carbon steel or stainless steel 304L or 316L.
Special alloys available on request e.g. Hastelloy


Air Classifier Mill is widely used in Pharmaceutical, Chemical, Food industry, Cosmetics for milling the material below 25 microns up to 1 micron or so. It is used for the Crystalline, Amorphous or Agglomerated products, color pigments, heat sensitive products etc. Hard materials milling such as Cerami