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Journal : Metalurgi

Study on Leaching Lanthanum From Ferronickel Slag With Pretreatment Alkaline Fusion Yudomustafa, Fakhruddin; Febriana, Eni; Mayangsari, Wahyu; Ciptasari, Nurhayati Indah; Akbar, Ari Yustisia; Hendrik, Hendrik; Oediyani, Soesaptri; Prasetyo, Agus Budi
Metalurgi Vol 39, No 2 (2024): Metalurgi Vol. 39 No. 2 2024
Publisher : National Research and Innovation Agency (BRIN)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55981/metalurgi.2024.764

Abstract

Ferronickel slag is a byproduct of nickel ore smelting. Several efforts have been made to find alternative applications for ferronickel slag, such as the production of construction materials, cement, or geopolymers. It is reported that 38% is used for road construction, 48% is used for industrial cement mixtures, and the rest is used for fertilizers, geopolymers, and hydraulic techniques. Ferronickel slag still contains some valuable minerals such as silica, magnesium, nickel, iron, and several REEs (rare earth elements). One of the REEs, namely lanthanum, has many applications, including Ni-MH (nickel-metal hydride) batteries, phosphors for lamps, fluid-cracking catalysts for oil refining, LaNi5 for hydrogen gas storage, metal alloys for cast iron, steel and magnesium alloys, additives for glassware (for cameras), and lanthanum hexaboride ceramic. In connection with the slag, which contains impurities in strong silica compounds, it is necessary to carry out an alkaline fusion treatment. Alkaline fusion was carried out by varying the time from 0.5 to 4 hours and the ratio of the mass of slag to NaOH: 1:0.6, 1:1, 1:1.23, 1:1.47, and 1:1.84. The biggest decrease in SiO2 was in the 3-hour alkaline fusion time, from 48.347% to 27.3%, and in the mass ratio at 1:1.47, from 48.347% to 21.413%. This research aims to provide added value for ferronickel slag by extracting lanthanum by acid leaching using H2SO4 reagent by varying the time (5, 10, 30, 60, and 120 minutes), temperature (30, 60, and 90 °C), and concentration (1, 2, and 3 M). The results showed that the best leaching point was at 5 minutes, 30 °C, and 1 M, yielding a lanthanum extraction percentage of 38.082%.
Co-Authors AA Sudharmawan, AA Aat Ruchiat Nugraha Abdul Aziz Abubakar Betan Afandy, Muhammad Agung Imaduddin, Agung Ahmad, Hasnia Ajizah, Nur Akbar, Ari Yustisia Alfitri Alfitri Ali, Makhrus Amalia, Inda Amir Bagja Andi Harmoko Arifin Andika Widya Pramono Andoko, Dewanto Andriati, Novi Andry Stepahnie Titing Anshoriyah, Sofiyatul Anton PW Nomleni Ardiansyah, Rio Ardiyan Saptawan Arpandjam'an arpandjam'an, arpandjam'an Arpandjaman, Arpandjaman Asiati, Diah Isnaini Asmi, A.Syamsinar Asmi Asmita Christiany Kombong Atika, Amelia Auliah, Rezki Aulizar Arfan Awan Santosa Baso Intang Sappaile, Baso Intang Bayu Herdianto Cahyono, Andhik Budi Cahyono, Andhik Budi Chicka Willy Yanti Cintia Marendeng, Olivia Ciptasari, Nurhayati Indah Clara Yolandika Daniel Pasaribu Daud Yusuf Deglas, Welly Deni Ahmad Jakaria Desak Eka Susianawati Diah Fatma Sjoraida Dimas Fajar Imanto Durahim, Darwis Elfrida Ratnawati Eliza, Detha Fadhlan Failusuf Salam Fareski, Fahri Febriana, Eni Fernando, Putri Deniya Firman Nugroho Fitri Kumalasari, Fitri Fredy Saputra, M. Khalid Galuh Hartinah Gazali Lembah Guna, Bucky Wibawa Karya Gustini, Gustini Hakim, Supartina Hanif Hanif Hanif Kurniadi Hannan, Sjuaib Harahap, Stepandi Hasbiah Hasbiah, Hasbiah Hastiani -, Hastiani Haulah, Suci Hazmi, Arief Heri Nugraha Hermawan, Asep Dadan Hery Widijanto Hutasuhut, Wilda Rizkiyah Ilwandri, Ilwandri Insani, Fahrul Irving Vitra Paputungan Irwan Novianto Islam, Fahrul Isro’iyah, Latifatul Izzeti, Nadira Juli Jamnasi Juniati Juniati Junita Fabanjo, Ivonne Kalemben, Estevani Khaeril, Khaeril Lalli, Linda Lamun Bathara Lexy Kareba Liliana Puspa Sari Lilis, Lilis Lunatri, Andi M. Nurul Wathani Madehang, Madehang Mahdi, Nurzakia Malau, Ira Mawar Marchelina Rante Mardiana Panggabean, Ellis Martin Martin Ma’arif, Ahmad Fahruddin Millati, Rida' Milliana Moh Tahhir Moningkey, Shirley Moureen, Moureen Muhamad Stiadi Munthe, Desi Natalia Nababan, Roida Nasution, Tio Afandi Nasution, Tio Affandi Nengyanti Nengyanti, Nengyanti Niar Astaginy Niluh Desy Purnamasari Nono Darsono, Nono Nordianiwati, Nordianiwati Novi Wahyu Hidayati, Novi Wahyu Nur Hidayati Nur Kholis Nur Kholis Nurhayati Usman NURUL ANNISA Pakpahan, emma martina Pararuk, Ririn Lestari Parmi, Parmi Prasetyo, Agus Budi priandana, eka rakhman Pristi Sahida, Adelia Octora Putri Anggraeni R. Teduh Dirgahayu Rahmad Subekti Rahmaditullah, Rahmaditullah Ramba , Yonathan Ramba, Yonathan Rara' Damba, Mitra Ridar Hendri Rismawati, Dea Rizki, Hafizri Deni Rizky, Hafizri Deni RR. Ella Evrita Hestiandari Salsabila Purnamasari Santosa, Tomi Apra Satrio Herbirowo, Satrio Sefrin Siang Tangkearung Setiaji, Hari Shafira Syakhnur Silaban, Yunita Feronika Br. Silitonga, Rahmi Julita Hotmaria Br. Silitubun, Evaristus Sitorus, Jenti Sjroida, Diah Fatma Soeryani, R Wianti Soesaptri Oediyani Sri Endang Kornita SRI RAHAYU Sudibio, Sudibio sudirman palaloi Sudirman Sudirman Sugiarti, Viki Sumanik, Ermi Dikta SUMIYATI SUMIYATI Supirno, Supirno Susanna Vonny N. Rante Susanto, Yohanes Sutrisnawati, Ika Suwardiman, Suwardiman Suwarno, Tri Suwarto Sunandar Syahid, Adi Noer Tadius Tamba, Orita Nadia Tang, Aco Tanga, Irma Yanti Teady Matius Surya Mulyana, Teady Matius Teduh Dirgahayu Teduh Dirgahayu Tince Sofyani Tititing, Andri Stepahnie Tongam E Panggabean Topanus Tulak Tulak, Harmelia Ufira Isbah Ulfa Amalia Nur Fatimah Unggul Priyadi Utami, Kurniati Dwi Utami, Lusia Savitri Setyo Veli Sungono Wahyu Mayangsari Windarsyah Windarsyah Wisran Wiwik Handayani Yanti Andriani, Neneng Yeoh, Rudiyo Yudomustafa, Fakhruddin Yulianda, Eni Yuslinda, Yuslinda Zaenul Amri Zulkarnain Zulkarnain