... head assembly, the component including the multi-tube spinneret needle, flat, base of the spinneret, the spinneret the middle, the core solution ... taper part of the spinneret, the spinneret with a screw base and the middle spinneret connection, and screw the cover ... the core fluid inlet connection parts screwed into the spinneret base. Technical Specifications1. Maximum 2m length and 20,000 holes for ...