Rifky Zaidani   Faculty of Engineering, Department of Mechanical Engineering Universitas Yudharta Pasuruan, Indonesia,
Mochamad Mas'ud   Department of Mechanical Engineering Universitas Yudharta Pasuruan, Indonesia

Hariningsih -   Polytechnique Manufacturing of Ceper, Indonesia,
Desi Gustiani   Sakarya Uygulamalı Bilimler Üniversitesi, Turkiye, Turkey,
Sutiyoko -   Polytechnique Manufacturing of Ceper, Indonesia

Ridwan Afandi   Departement of Foundry Manufacturing Politechnic of Ceper, Indonesia,
Muhammad Munadi   Departement of Foundry Manufacturing Politechnic of Ceper, Indonesia,
Fajar Paundra   Department of Mechanical Engineering, Sumatera Institute of Technology, Indonesia,
Sri Hastuti   Universitas Tidar, Indonesia,
Akhmad Nurdin   Department of Engineering Design Manufacturing Technology Manufacturing Politechnic of Ceper, Indonesia

Moch Chamim   Mechanical Engineering Sekolah Tinggi Teknologi "Warga" Surakarta, Indonesia,
Farit Ardiyanto   Electrical Engineering Sekolah Tinggi Teknologi "Warga" Surakarta, Indonesia

Handini Novita Sari   Faculty of Engineering, Mechanical Engineering Study Program Surabaya State University, Indonesia,
Ika Nurjannah   Faculty of Engineering, Mechanical Engineering Study Program Surabaya State University, Indonesia,
I Made Arsana   Faculty of Engineering, Mechanical Engineering Study Program Surabaya State University, Indonesia,
Ghaniy Amirul Dana   Faculty of Engineering, Mechanical Engineering Study Program Surabaya State University, Indonesia,
Moch. Variant Julianto   Faculty of Engineering, Mechanical Engineering Study Program Surabaya State University, Indonesia

Ardhi Fathonisyam Putra Nusantara   Faculty of Engineering, Department of Mechanical Engineering Universitas Muhammadiyah Jember, Indonesia,
Hardian Oktavianto   Faculty of Engineering, Department of Informatics Engineering Universitas Muhammadiyah Jember, Indonesia,
Lutfi Ali Muharom   Faculty of Engineering, Department of Informatics Engineering, Universitas Muhammadiyah Jember, Indonesia

Haerul Ahmadi   Faculty of Mathematics and Natural Sciences, Physics Department State University of Gorontalo, Indonesia,
Ihwanul Aziz   Accelerator Technology Research Center (PRTA) National Research and Innovation Agency, Indonesia,
Dewi Lanita Sari   Electromechanical Study Program Indonesian Nuclear Technology Polytechnic, Indonesia,
Idawati Supu   Faculty of Mathematics and Natural Sciences, Physics Department State University of Gorontalo, Indonesia