A spinneret, a spinning device, a sheath-core type composite spinning device, and a side-by-side composite spinning device

摘要

To provide a spinneret, a spinning device, a sheath-core type composite spinning device, and a side-by-side composite spinning device capable of spinning with high productivity.A spinneret having a plurality of spinning holes, wherein the number of the spinning holes is not less than 3,500 and not more than 10,000, and the spinning holes are radially formed in parallel And a spinneret.BACKGROUND OF THE INVENTION