Proceeding Indonesian Process Metallurgy (IPM) IV, 2014 ii ISBN 978-979-18370-9-5 THE FOURTH INDONESIAN PROCESS METALLURGY (IPM IV) 2014 AULA BARAT ITB, 6-7 NOVEMBER 2014 PROCEEDING Editor Dr. mont. M Zaki Mubarok, ST., MT. Wahyudin Prawira Minwal, ST., MT. Fadhli Muhammad, ST., MT. Nurulhuda Halim, ST., MT. Fandy Adam Rifda Muthia Alviana Sakabumi Wahyudi Rachmi Anindya Dewi Fuad Khoirul Amri Aziz Algafari Didukung oleh: Proceeding Indonesian Process Metallurgy (IPM) IV, 2014 iii Steering Committee Dean of FTTM ITB : Prof. Sri Widiyantoro, M.Sc., Ph.D. Head Metallurgy Reasearch Group-ITB : Prof. Dr. Ir. Syoni Soepriyanto, M.Sc. Head of Depatment of Metallurgical Eng.-ITB : Dr. mont. M. Zaki Mubarok, ST., MT. Scientific Committee x Dr. Ir. Eddy Agus Basuki, M.Sc. (Metallurgical Engineering, FTTM ITB) x Dr. Ir. Edy Sanwani, MT. (Metallurgical Engineering, FTTM ITB) x Dr. Ir. Ismi Handayani, MT. (Metallurgical Engineering, FTTM ITB) x Dr.-Ing. Zulfiadi Zulhan, ST., MT. (Metallurgical Engineering, FTTM ITB) x Dr.-Eng Akhmad Ardian Korda, ST., MT. (Metallurgical Engineering, FTTM ITB) Executive Committee x Chief Executive : Imam Santoso, ST., M.Phil. x Vice of Chief Executive : Wahyudin Prawira Minwal, ST., MT. x General Secretary : Fadhli Muhammad, ST., MT. x General Treasurer : Nurulhuda Halim, ST., MT. Organizing Committee (Student of Metallurgical Engineering ITB) x Chief : Fandy Adam x Vice of Chief : Cintiya Ayu Putri Darmawan x Head of Secretary Division : Rifda Muthia Alviana x Head of Finance Division : Florence Putri x Head of Event Organizer Division : Ian Gibranata x Head of Contest Organizer Division : Shieren x Head of Public Relation and Licensing Division : Syafwan Hadi x Head of Logistic and Accommodation Division : Ro Mangatas x Head of Publication and Documentation Division : Rizky Erzal Dilaga Sponsored by BASF PT Freeport Indonesia PT Timah (Persero) Tbk PT Antam (Persero) Tbk. Outotec Derrick Solution PT Harita Prima Abadi Mineral PT Smelting Dr. Ir. Edy Sanwani, MT..