fanfacing
Fanfacing is a term used in several technical disciplines to describe a method of shaping or finishing an edge or surface so that it opens out in a fan-like pattern from a central point or axis. The term derives from the visual similarity to a handheld folding fan, with radiating surfaces or facets arranged around a core.
In machining and metalworking, fan-facing may denote a finishing operation on circular parts where the outer
In decorative metalwork and woodworking, fan-facing refers to a stylistic edge treatment in which the edge
In ventilation and blade-design contexts, fan facing appears in descriptions of how blades or fins are arranged
Techniques commonly involve indexing the workpiece to set equal angular spacing, use of stepped or faceted
Variants of fan-facing include radial faceting, segmented facings, and decorative fan-edge finishes. While not universally standardized,
See also: facing, milling, turbine blade manufacturing, fan (engineering).