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Journal : Journal of Green Science and Technology

Anodizing Characteristics of AA1100 in 20% Sulfuric–Phosphoric Acid Electrolytes under Aerated and Non-Aerated Conditions at Various Times Tri Hariyadi; Tita Rosita; Aniqa Arjumand Bano Harvani; Silvia Fatimatur Rahmawati; Tifa Paramitha; Adhitasari, Alfiana; Sihombing, Rony
Journal of Green Science and Technology Vol 10 No 1 (2026): Journal of Green Science and Technology Vol. 10 No.1 March 2026
Publisher : Faculty of Engineering, Universitas Swadaya Gunung Jati

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33603/jgst.v10i1.11796

Abstract

Aluminum alloy AA1100 exhibits good corrosion resistance but suffers from low surface hardness and wear resistance, which can be improved through anodizing. However, limited studies have examined the combined influence of sulfuric–phosphoric acid electrolyte composition and aeration. This study investigates the effect of sulfuric–phosphoric acid electrolyte composition and aeration on oxide layer mass, thickness, and hardness during anodizing. Anodization was conducted using a total electrolyte concentration of 20% with varying sulfuric acid (15–20%) and phosphoric acid (5–0%) ratios at a current density of 3 A/dm², operating times of 15 and 30 minutes, and room temperature under aerated and non-aerated conditions. The results show that aeration significantly increased oxide layer formation, yielding an average oxide mass of 0.0173 g compared to 0.0106 g in non-aerated systems. The maximum oxide mass (0.0375 g) was obtained at 20% sulfuric acid with aeration for 30 minutes. The highest oxide layer thickness of 47.94 µm was achieved using a 19% sulfuric acid–1% phosphoric acid electrolyte under aerated conditions at 30 minutes. Meanwhile, the maximum surface hardness of 352.60 HVN was obtained at 15% sulfuric acid–5% phosphoric acid with aeration for 15 minutes. These findings demonstrate that electrolyte composition and aeration play a critical role in optimizing anodic oxide growth and mechanical properties of AA1100.
Co-Authors Agus Joko Purwanto Ahmad Dimyati Mawaridz Alfiana Adhitasari Alit Tresna Yuansyah Alvian Agung Nurhaqy Amalia Sapriati Aninda Nurbaeti Rahman Aniqa Arjumand Bano Harvani Anne Nurbaeti Annisa Rizki Ayu Leofianti Annisa, Yulia Nur Apriliana, Novita F. Asep Samsudin Astri Dwi Jayanti Suhandoko Ayu Leofianti, Annisa Rizki Budiarti SW ChatGPT, ChatGPT Christiana Dwi Astuti Devy Sekar Ayu Ningrum Dhani Kusumawardana Diani Fathonah Dida Wida Ningsih Dita Padiani Rahma Dodi Munadi Dony Darma Sagita Dwi Winarsih Dyah Kartanti Eka Hermawan Endang Rochyadi, Endang Eri Abduloh Eti Rohaeti, Euis Euis Eti Rohaeti Fatimah, Siti Febby Rahmawati Ganjar Nugraha Adit Hafsah Nurrobi Haolah, Siti Hartingsih, Hartingsih Heris Hendriana Heris Hendriana Heris Hendriana Heris Hendriana Heris Hendriyana Houtman Iis Islami Kartini Ikhsan, Bagus Nur Jodi, Sutriyana Juhanaini, Juhanaini Kabul Wahyu Utomo Kamelia, Siti Kulsum Nur Hayati Kurniasih, Mia Lani Apriliani lisna salisatul zanah lite nurulail aladawiah30 Mahdiyah, Fitri A. Manayra Aisha Putri Indradjaja Manuardi, Ardian Renata Mariyanizaitin, Lilik Maximus Gorky Sembiring maya masyita suherman Maya Masyita Suherman Muhamad Salman Farid Muhamad Zamaludin Muhammad Yunus Mustika, Raden Ika Mutiara Tectonia Safitri N. Ica Warnisa Nadia Nurazizah Nina Rosalina Nugraha, Novia Annisa Nur Puri Handayani Nur rahmani Nurihsan, Achmad Juntika Pala’langan, Darma Paramitha, Tifa Parihah, Ihah Purwanto, Agus Joko Purwoningsih, Tuti Puryati Puryati, Puryati Puspitasari, Kristanti Ambar Putri Damayanti Putri Virdawati Putri, Resti Vidia Raden Mutiara Puspa Wijaya Rafi Naufal Hidayat Rahma, Dita Padiani rahmani, Nur Rahmawati Siddik, Riesa Rais Hidayat Rakhmat, Cece Renata Manuardi, Ardian Rhini Fatmasari, Rhini Rian Hidayat Rima Irmayanti Rima Irmayanti Rima Irmayanti, Rima Rokhiyah, Isti Rukanda, Nandang Sabighoot , Yus Alvar Safitri, Mutiara Tectonia Sari, Widiya Ratna Sayyidah Azizah Nursyifa Sembiring, Maximus Gorky Sendi Ramdhani Septian, Muhammad Rezza Septian, Reza Sihombing, Rony Silvia Fatimatur Rahmawati Sini Fauziah, Sini Sini Fauziah Sri Dewi Nirmala Sri Hartati Srihartini, Ermina Suhandoko, Astri Dwi Jayanti Sukamana, Elly Sukinah Sukinah Sunardi Sunardi Sunardi Sunardi Suriyani Syafniyenti Tian Belawati Tian Belawati, Tian Tiara N Listiawaty Tiara Novia Listiawaty Tjutju Soendari Tri Hariyadi Tuti Alawiyah Ucu Rahayu Wahiyuddin, Laode Wahyu Hidayat Warnisa, N. Ica Weni Sulastri Widiastuti, Ratih Wijaya3, Raden Mutiara Puspa Wikanengsih Wikanengsih, Wikanengsih Wiwin Yuliani Wiyani, Novan Ardiy Yayu Hindayah Yuanita Oktaviany Sumantri Yulia Nur Annisa Yusuf Haryanto