October 5, 2025Journal La MultiappOpen Access

Analysis of Yarn Materials Defects in the Warping Process using Fault Tree Analysis with Improvement Proposals 5W1H Based on the 5W1H Method

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This analysis identifies root causes of yarn defects in the warping process, suggesting improvements that may enhance product quality.

The analysis revealed probabilities of defect occurrence in the warping process, enhancing quality control measures.
Using fault tree analysis, the study identified 15 root causes of yarn defects, impacting overall product quality.
Defects in Tetoron Rayon yarn Ne 30 were examined, focusing on Cross Defects, Defective Rolls, and Nglokor Rolls.
Implementing preventive maintenance and operator training may optimize the warping process and reduce defects.

Rafida et al. (2025) studied this question.

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