This spool belongs to series which is normed from German rule "DIN 46399".
This particular reel is used in a lot of different markets; for example it's used to wind on steel wire, tin wire, fish filament, spark-erosion (EDM) wire, synthetic monofilament, enamelled copper wire, gold wire, precious chains, cables.
It's the economic version (also called "one way" or single use) made in only one piece, appreciated for its cheapness. The particular straight ribbing guarantee great flange resistance.
Usually produced in polypropylene (PP) obtained from industrial scraps in order to maintain low costs and reduce environmental footprint.