Technical Papers
When Powders Flow Like Water: Addressing Two-Phase Flow Effects In Tablet Press Feed Systems

In tabletting processes, production rate limitations can develop when feeding fine powders (median particle diameter less than 100 microns), regardless whether it’s a direct-compression blend or a granulation. Similar rate limitations can develop when feeding into capsule filling equipment, granulators, or mills. This article focuses on diagnosing and rectifying feed rate limitations in tablet presses.