What Is a Spinneret?

The spinneret is also called a spinning cap. The function of the spinneret is to transform the viscous fluid polymer melt or solution into fine flow with a specific cross-section through the micropores, and solidify the solidified medium such as air or a solidified bath to form a filament.

Spinneret

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Spinnerets can be divided into: (1) ordinary type, which can be divided into melt-spun spinnerets (the shape of which is round, rectangular, fan-shaped) and wet-spun spinnerets (also known as spinnerets); Shaped spinneret, the cross section of the spinning fiber is non-circular; (3) composite spinneret to make composite fiber.