The leather manufacturing process is leather finishing process pdf into three sub-processes: preparatory stages, tanning and crusting. All true leathers will undergo these sub-processes.
A further sub-process, surface coating may be added into the sequence. The list of operations that leathers undergo vary with the type of leather. The leather making process is in general restricted to batch processing, but if the surface coating sub-process is added then some continuous processing can be included. During the preparatory stages many of the unwanted raw skin components are removed.