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Influence of Mixing Time on the Hardness and Structure of Local Clay-Based Crucibles Rusiyanto; Rifky Ismail; Athanasius Priharyoto Bayuseno; Daffa Agya Mahardika; Deni Fajar Fitriyana; Wirawan Sumbodo; Aldias Bahatmaka
Advance Sustainable Science Engineering and Technology Vol. 8 No. 1 (2026): November - January
Publisher : Science and Technology Research Centre Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/asset.v8i1.2314

Abstract

Although clay crucibles are frequently utilized in regional industries, their inadequate mechanical strength often causes durability issues. This study investigates the influence of mixing duration on the Vickers hardness and macrostructure of crucibles composed of local clay, kaolin, and molasses. The composition was made up of 47.5% clay, 47.5% kaolin, and 5% molasses as a binder, with 15% water added relative to the total weight. Durations of 15, 30, and 45 minutes were evaluated to determine their impact on material qualities. The findings indicated a positive relationship between mixing duration and hardness. At 15 minutes, the mean hardness was 4.1 HV, which escalated to 8.5 HV at 30 minutes and 12.4 HV at 45 minutes. The increased hardness with extended mixing durations indicates a more homogeneous particle dispersion and enhanced bonding among the raw ingredients. The findings suggest that increasing the mixing time can elevate the quality and longevity of locally manufactured crucibles, rendering them more appropriate for small-scale metallurgical applications.
Co-Authors Abdurrahman Abdurrahman Achmad Yanuar Maulana Agung Efriyo Hadi Agung Widodo Agustinus Purna Irawan Andi Abdullah Ghyferi Andriano, Kriswanto Anindya Ardiansari Antama Bahatmaka, Antama Anwar, Ahmad Ari Dwi Nur Indriawan Musyono Arimaz Hangga Arimaz Hangga, Arimaz Arrijah, Hanalinda Kubrus Asri, Sarwi Athanasius Priharyoto Bayuseno Azara, Salsa Bila Bahlawan, Zuhriyan Ash Shiddieqy Buana, Lanang Puspa Budi Arif Prabowo, Setya Budi Darsono, Febri Budi Chasan, Ahmad Cionita, Tezara Daffa Agya Mahardika Darsono, Febri Budi Deyndrawan Sutrisno Didik Supriadi Dony Hidayat Al-Janan Eko Sasmito Hadi Elfandy Yunus Fahmi, Fiqri Fadillah Fidia Fibriana Fiqri Fadillah Fahmi Fitriana, Deni Fajar Fitriyana, Deni Fajar Ghyferi, Andi Abdullah Godham Eko Saputro Hanif Hidayat Hendrix Noviyanto Firmansyah, Hendrix Noviyanto Herlin Pujiarti Hidayat, Hanif Hidayat, Indra Nurul Hilmi Farras, Muhammad Hutagalung, Christian Imanuel Hyoung Cho, Joung Hyung, Cho Joung Imam Pujo Mulyatno Imanu Danar Herunandi Irawaty Irawaty Irawaty Iskandar, Ranu Januar Parlaungan Siregar Karnowo - Khoirul Huda Kriswanto Kriswanto, Kriswanto Kurniawan, Ahmad Khusom Kusuma, Anwar Widjaya Laksono, Aryo Laksono, Aryo Eko Laksono, Galih Tri Leksono, Panggah Bowo Manalu, Janviter Markus Diantoro Mayangsari , Effelie Dewi Mera Kartika Delimayanti Muclisin, Choirul Anton Muhammad Habibullah Muhammad Hilmi Farras Muhammad Khumaedi Muhammad Yusuf Wibowo Natalia Desy Putriningtyas, Natalia Desy Nubli, Haris Nugroho Suhodo Nur Azis Salim Prasdika, Tegar Oki Puspitasari, Windy Desti Puteri, Berliana Ayarent Putrananda , Musdika Bagas Satria Putrananda, Musdika Bagas Satria Rafif Dimas Pratama Ramadhani, Risky Retnaningsih, Prihatini Ridananda, Ayyub Rifky Ismail Rizki Setiadi Rizqi Fitri Naryanto Rumapea, Fedrik Immanuel Rumondang, Juwita Ria Rusiyanto Rusiyanto Rusiyanto, Rusiyanto Salim, Nur Azis Samsudin Anis Sandi Pratama , Fajar Rizqi Sanggrahita, Diadora Sari, Linda Setiadi, Rizki Setya Budi Arif Prabowo Siregar, Januar Parlaungan Sonika Maulana Sucihatiningsih Dian Wisika Prajanti Sukoco, Imam Sunyoto Sunyoto Supriadi, Didik Sutrisno, Deyndrawan Syafei, M. Hilman Gumelar Tezara Cionita Vandika, Anggi Wara Dyah Pita Rengga Warsiti Warsiti Warsiti Warsiti Wibowo, Muhammad Yusuf Widya Aryadi Widya Hary Cahyati Winarko, Chandra Adi Wirawan Sumbodo Yunus, Elfandy