What is Imperfection or IPI in Textile yarn
What is Imperfection or IPI in Textile yarn Imperfection or IPI (Imperfections per 1000 meters) in yarn refers to the presence of flaws, defects, or irregularities found within a length of yarn. These imperfections can include thick or thin sections, knots, slubs, neps, or other irregularities. This affect the uniformity and quality of the yarn. […]