Powder Flowability tester (FlowX1)
Product / Tablet manufacturing
Intrinsic flowability is based on the ability of a powder to fall freely through a hole in a disc. The FlowX1 comes with a full set of discs with different hole sizes and is USP compliant. According to the manufacturer page the method was defined by Dr A. Gioia at the Dow Pharmaceutical Research Labs in Milan and uses a flowability index on an arbitrary scale of 4 to 40 based on the diameter of the holes in the discs.
Source: manufacturer website (opens in a new tab) · Image: manufacturer website
