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Journal : Cognitia : International Engineering Journal

Effect of Drum Rotation Speed on Magnetic Separation Efficiency for Iron Grade Improvement of Galesong Beach Iron Sand Takalar Regency Suriyanto Bakri; Mubdiana Arifin; Aldi Suryadi; Arif Nurwaskito; Firdaus
Cognitia : International Engineering Journal Vol. 1 No. 2 (2025): Cognitia : International Engineering Journal
Publisher : Candela Edutech Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63288/ciej.v1i2.9

Abstract

Iron sand is a deposit along the coast formed from the weathering of rocks containing iron minerals, such as in Galesong Beach, Takalar, South Sulawesi. Its utilization is still minimal due to the lack of knowledge of its content and properties, so it is necessary to increase the content to obtain optimal recovery before being processed into useful products. This study aims to analyze the geochemistry of iron sand with XRF and XRD, determine the optimal recovery, and the best drum rotation speed on a magnetic separator for its processing. The method of increasing the content of iron sand uses magnetic concentration. The results of the XRD analysis show that the iron sand sample is composed of minerals such as Orthoclase (KALSi3O8), Magnetite (Fe3O4), Quartz (SiO2), Iron ore (Fe2O3), Kaolinite (Al2O9Si2). The results of the XRF analysis have Fe2O3 = 23.40%, SiO2 = 38.38%, Al2O3 = 25.92%, CaO = 7.16 %, TiO2 = 2.60 %, and K2O, MnO, V2O5, Cr2O3, ZrO, SrO, ZnO, P2O5 each below 1%. The iron ore (Fe2O3) content of the concentrate product at each drum rotation speed is 45.11 %, 43.06 % and 64.16 % with recovery values of 75.19 %, 69.18 % and 97.16 %. The percentage of Fe2O3 content and the most optimal recovery rate are obtained at a rotation speed of 600 rpm
Co-Authors Abdul Salam Munir Abdullah, Muh. Agung Adrianto Budiman, Agus Agus A Budiman Alam Budiman Thamsi Aldi Suryadi Alfian Nawir Alfian Nawir Alimuddin . Andi Artiningsih Andi Fahdli Heriansyah Angga Mulia, Muhammad Ilham Anshariah Anshariah Ardana, Muhammad Fabio Ardana, Rifal Arham Arif Nurwaskito Arif Nurwaskito Arif Nurwaskito Arifin, Mubdiana Arman, Muh Aulia, Rizky Nurul Baehaqi Bakri, Hasbi Bakri, Hasbi Basmuddin, Abdul Azis Budiman, Agus Ardianto Chalik, Citra Aulian Citra Aulia Khalik Citra Aulian Chalik Dewy Kumala Tehuayo Dian Safitri Edy Sanwani F. Firdaus Fadli Heriansyah, Andi Febrianty, Vanda Firdaus Firdaus F Firman Firman Firman Nullah Yusuf Fitria, Ade Nurul Furkani, Dian Gaffar, Abd Habibie Anwar Habiebie Anwar Harwan Harwan Harwan, Harwan Hasbi Bakri Idris Juradi, Muhammad Iksan, Muh. Imam Riswandi Jamal Rauf Husain Jefri, J Kurnia Ningsi Majid, Rafdi Abdul Miftah Farid Mochammad Imron Awalludin Mohammad Iqbal Muh Arman Muhammad Ainul Az Muhammad Anas Muhammad Aswadi Muhammad Fajrul Muhammad Rifki Nisardi Muhdi, Irawan Mundiana, Arifin Mursit, Mursalat Nawir, Alfian Nur Asmiani Nurhalima Nurhawaisyah, Sitti Ratmi Nurhawaisyah, Sitti Ratmi Nurliah Jafar Nurliah Jafar, Nurliah Nurmalasari Nurmalasari Nurmalasari Nurwaskito, Arif oktaviani oktaviani oktaviani Prasetyawati Umar, Emi Prayitna, Yusri Rahmat Agam Putra Ratmi Nurhawaisyah, Sitti Sitti Ratmi Nurhawaisyah Sitti Riatmi Nurhawaisyah Sri Widodo Suaedi Syam, Nur Ilahi Syamsul Bakhri Syukrika Putri Takur, Takur Utami, Hesti Wakila, Muhammad Hardin Zalsabila, Zalwa Zulfadli Zulfadli Zulkarnaen, Dina