Since 1927, the production of spinning nozzles is part of Frey's core business. We design nozzles in every desired and required shape and dimension, for the production of synthetic silk and staple fibers, as well as for all types of synthetic fibers.
The most common materials for spinnerets are DIN 1.4021, 1.4057, 1.4436, 1.4541, 1.4571, 1.4577 und 1.4580. Because the selection of materials depends on the spinning product and cleaning medium, we gladly comply with our customer's requests and specifications. Finishing and final inspection of the spinnerets are carried out with the utmost attention to detail. Thus, we can guarantee for the highest workmanship of the drill
The maintained tolerances of the fine boring of 0.002 mm and the capillary length of 0.02 mm ensure optimal fiber quality, documented in extensive tests and in production.