When cutting aluminium profiles it usually occurs some kind of burrs. Deburring is a process to remove small chips and small remaining burrs from the kerf of the profile. The most common metods are mechanical where you use blasting, brushing or grinding with a sander.
For deburring smaller and middle size details tumbling is a suitable method. There the fragments are removed by friction against circulating stones.
In specific cases where the customer requirements for deburring are extremely high, we use soda pickling with subsequent protection anodization.