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Journal : Jurnal Inotera

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.
Co-Authors AA Sudharmawan, AA Abdiel Khaleil Akmal Adib Adib, Adib Agung Rida Ilahi Agung Rida Ilahi Agus Badrol Auliya Ainul Hafifah Andrean Riski Winanda Aprilla Riska Sari Arda Yulistio Armijal, Armijal Arrazy Elba Ridha Azhar Azhar Azhari Azhari Azhari Azwanda Berutu, Viktor Mawar Cahyono, Kevin Cut Julita Cut Julita Cut Tiara Safitri Dwi Retna Sulistyawati Erwin Erwin Fahadha, Rizqa Ula Faizah Suryani Fajar Okta Widarta Fajratul Rahmi Farisi, Noval Al Fatimah Fatimah FATIMAH FATIMAH Faujiah Alya Sari Sagala Febri Nugroho Mujiraharjo Habib Satria Hermanto Hermanto MZ Hermanto MZ Homzah, Ozkar F Iing Pamungkas Ilhamdi Almi Irawan, Heri Tri Irawan, Risnadi Irmayani Irmayani Irnanda Pratiwi Isra Wesi Jasniwan Jasniwan Kasmawati Kasmawati Lili Rahmayanti Lili Rahmayanti Liliana Febria M Yus Al-Amin M. Agustiansyah M. Farhan M. Kasasul Aula Marlinda Marlinda Marlinda Marlinda Marlinda Marlinda Melisa Rahayu Moh. Ainul Fais Muhammad Chairil Muhammad Junaidi Muhammad Khairul Mulia Risna Nanda Arfan Fitra Nissa Prasanti Noor Nailie Azzat Nova Eliza Nuzuli, Fajar Rahmita Yanti Randa Wilanta Rita Hartati Rita Hartati Rizki Agam Syahputra Rohman, Mohamad Fatchur Rosi Dewi Ayu Santika Santika Satrio, Pandu Puspo Selvia Aprilyanti Selvia Aprilyanti Selvia Aprilyanti Silvana Mohamad Sofi Imamah Banurea Sofi Imamah Banurea Sofiyanurriyanti Suib Umami Sitorus Suryani, Faizah Syahputra, Riski Agam T. M. Azis Pandria Tegar Prayoga Togar P.O.S. Tolu Tamalika Tolu Tamalika Ulfah, Tya Wahyuni Febrinanisa Widyanti Salha Winny Andalia Yuliana Fitri Yurisa Nurhijarah Yusi Hidjrawan Zainuddin, Zainuddin