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Journal : comtech computer mathematics and engineering applications

Heat Treatment and Its Effect on Tensile Strength of Fused Deposition Modeling 3D-Printed Titanium-Polylactic Acid (PLA) Darsin, Mahros; Susanti, Rizqa Putri; Sumarji, Sumarji; Ramadhan, Mochamad Edoward; Sidartawan, Robertus; Yudistiro, Danang; Basuki, Hari Arbiantara; Wibowo, Robertoes Koekoeh Koentjoro; Djumhariyanto, Dwi
ComTech: Computer, Mathematics and Engineering Applications Vol. 15 No. 2 (2024): ComTech
Publisher : Bina Nusantara University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21512/comtech.v15i2.11255

Abstract

Titanium is a biocompatible metal commonly applied in biomedical fields such as bone and dental implants. Recently, the produced titanium-Polylactic Acid (PLA) filament for 3D printing Fused Deposition Modeling (FDM) technique is easier to operate and affordable. This filament contains less than 20% PLA, which is also biocompatible but hydrophobic and capable of producing inflammation of the surrounding artificial living tissue. Therefore, a heat treatment is needed to reduce or even eliminate PLA. The research aimed to optimize the mechanical properties and biocompatibility of titanium-PLA filaments through heat treatment, demonstrating significant advancements in 3D printing applications for biocompatible materials. A Thermogravimetric Analysis (TGA) was carried out to find out the right temperature for reducing PLA levels. Specimens were heat treated with four temperatures at 100oC, 160oC, 190oC, and 543oC, and two holding times of 60 and 120 minutes. The mass of the specimens was weighed before and after heat treatment to determine the mass reduction and tested for tensile, micrograph, and fractography observation. The result is a meagre mass reduction. The highest tensile strength of the heat-treated specimen with a heat treatment temperature of 160oC and a holding time of 60 minutes is 18.310 MPa. However, it is still below the strength of the non-heat treated specimen, 19.890 MPa. Specimens with low tensile strength have a microstructure that shows an uneven distribution of titanium particles. Last, fractography shows porosity in the specimens with the lowest tensile strength.
Co-Authors Ahmad Rendi Maulana Ahmad Rendi Maulana Ahmad Syuhri Alief Muhammad Andi Sanata Ardan Jauza Fandora Aris Zainul Muttaqin Asroful Abidin Asroful Abidin Bahrul Ulum Dani Hari Tunggal Prasetiyo Dedi Dwilaksana Dhea Rishella Putri Sagita Dimas Endrawan Putra Dimas Endrawan, Putra Dwi Djumhariyanto Elhamzah, Denaldy Elza Setya Faiqal Malik Faqih, Muhammad Fadhlurrohman Hari Arbiantara Basuki Hartawan Abdillah Hary Sutjahjono Helda Wika Amini Ilminafik, Nasrul Iqbal Ramadhani Iqbal Istiqomah Rahmawati K.W., Robertoes Koekoeh Kartini, Audiananti Meganandi M. Ardy Ardan M. Fahrur Rozy Hentihu M. Firmansyah Putra Pradana Mahros Darsin Mas Ahmad Baihaqi Masruri Wardhana Meta Fitri Rizkiana Mochamad Asrofi Mochamad Edoward Ramadhan Mochamad Edoward Ramadhan Moh. Nurkoyim Kustanto Mohammad Arsy Darmawansyah Mohammad Edy Saputro Mohammad Edy Saputro Muh Asnoer Laagu Muh. Nurkoyim Kustanto Muh. Nurkoyim, Kustanto Muhammad Bagus Amirullah Muhammad Dimyati Nashrullah Nasrul Ilminnafik Nasrul Ilminnafik Noor HS, Skriptyan Pradiza, Revvan Rifada Pratama, Aly Wafa Puranggo Ganjar Widityo Putra Dimas Endrawan Putra, Dimas Endrawan Rafli Bima Ardiansyah Raniah Nila Akramasyifa Revana, Dano Quinta Rizal, Ahmad Ayyub Syaiful Robertus Sidartawan Rossy, Rio Martha Febriana Rozy H, M Fahrur Sains Ilham Akbar Salahuddin Junus Salmansyah, Dathantara Saputra, Dheo Ardi Nugraha Sumardi Sumardi Sumarji Suryataba, Sudrajat Tri Susanti, Rizqa Putri Syahriza, Mochamad Rifki Syuhri, Skriptyan N.H. Triana Lindriati Trifiananto, Muhammad Wardatul Jannah Welayaturromadhona Yahya, Hafiz Indratma Yayang Saif Izzudin Yung-Chang Cheng