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How does Spinlock determine spin finish content in fibers?

Synthetic fibers pose a number of advantages compared to traditional natural fibers. Durability and strength are two important features, together with other competitive advantages have permitted that the production of some synthetic fibers such as polyester and nylon have become a substantial part of the textile industry around the world. Spin Finish, Oil Pick-Up (OPU) or Finish on Yarn (FOY), consists […]