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Analisa Pengendalian Produk Cacat Pada Sepatu di UD. XYZ Menggunakan Metode Statistical Quality Control Fais, Moh. Ainul; Deviyanti, I. G. A. Sri; Mohamad, Silvana; Susiati, Devi
Industrial & System Engineering Journals (ISEJOU) Vol. 1 No. 2 (2023): ISEJOU, Vol. 1 No. 2 Juni 2023
Publisher : Universitas Katolik Darma Cendika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37477/isejou.v1i2.452

Abstract

Kemajuan industri sepatu di indonesia mendorong pengusaha sepatu kecil maupun besar untuk bersaing dalam segi kualitas, karena konsumen sangat bergantung pada kualitas, sehingga sangat diperlukan pengendalian kualitas yang baik supaya dapat menjadikan konsumen sebagai pelanggan setia. UD. XYZ adalah perusahaan kecil yang memiliki masalah terhadap pengendalian kualitas sehingga sangat memerlukan pengendalian kualitas menggunakan metode SQC. Dan didapatkan hasil bahwa UD. XYZ bahwa data peta kendali P menunjukan tidak ada dari ke 30 titik yang berada diluar batas kendali, sehingga dapat disimpulan bahwa proses terkendali, tetapi UD. XYZ tetap harus meningkatkan kualitas produk dengan mengevaluasi 4 elemen (mesin, manusia, alat, dan metode).
Improvement of Songkok Production Process Through Defect Analysis Using Seven Tools and Failure Mode and Effect Analysis (FMEA) Sofiyanurriyanti; Azwanda; Mahmud Basuki; Moh. Ainul Fais; Silvana Mohamad
Jurnal Inotera Vol. 11 No. 1 (2026): January-June 2026
Publisher : LPPM Politeknik Aceh Selatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31572/inotera.Vol11.Iss1.2026.ID560

Abstract

Product defects contribute to material waste, delays in delivery, and increased production costs. This study aims to identify the causes of product defects and reduce defect levels in songkok (traditional cap) production at CV PPI using the Seven Tools method and Failure Mode and Effect Analysis (FMEA). Data were collected in August 2025, revealing three main types of defects: untidy stitching (29.47%), inaccurate sizing (32.11%), and velvet surface defects (38.42%). Defect analysis was conducted using Seven Tools, while corrective actions were determined through FMEA by calculating the Risk Priority Number (RPN). The findings show that the highest RPN value was 210 for inaccurate sizing, followed by untidy stitching (RPN 168) and velvet surface defects (RPN 140). Improvement recommendations include stricter supervision during production, periodic evaluation of tools and materials, revision of inadequate Standard Operating Procedures (SOPs), and proper selection of velvet materials that meet quality standards to ensure product consistency and customer satisfaction.