Determining the percentage of spin finish on the yarn Polyester Yarn Quality Control Tests - видео

Determining the percentage of spin finish or Oil Pick-Up OPU Spin finish or oil pick-up is actually a molecular layer that is applied on the surface of the fibers in order to increase the antistatic properties and create adhesion between the filaments. It is one of the most important parameters affecting the quality of yarn. The percentage of spin finish oil on the yarn has a definite limit and should not be less or more than a certain amount. For example according to Iranian National Standard No....
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