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Journal : International Journal of Engineering, Science and Information Technology

Analysis of the Mechanical Properties of Teak Sawdust-Reinforced Composite Boards Affected by the Alkalization Process Reza Putra; Muhammad Muhammad; T Hafli; Nurul Islami; Muhammad Nugraha P; M Irsyad K
International Journal of Engineering, Science and Information Technology Vol 2, No 4 (2022)
Publisher : Master Program of Information Technology, Universitas Malikussaleh, Aceh Utara, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52088/ijesty.v2i4.303

Abstract

The development of the teak wood processing industry is growing rapidly, especially in the Aceh area. Allows a lot of waste to be generated. This research was conducted by utilizing sawn wood waste into particle boards. To test the physical and mechanical properties of particleboard using a matrix of teak waste and SHCP 2668 WNC resin with a ratio of 60: 40, and variations in treatment (NaOH) 2,5, 5, and 7,5% in immersion for 2 hours. Then the particleboard is compressed using a hot press machine at a temperature of 150˚C for 20 minutes, and a pressure of 50 kg/cm2. Then tested according to SNI 03-2105-2006 standards, namely density, thickness expansion, moisture content, elasticity, and modulus of fracture. The results of the particle board test on the physical and mechanical properties test, namely the density yielded the best value for the 5% (NaOH) treatment with a value of 0.854 gr/cm3, the best water content test with 2.5% (NaOH) treatment with a value of 4.563 %, viscous development with treatment (NaOH) 5% with a value of 7.573%, the best elasticity test on treatment (NaOH) 2.5% with a value of 2.470 kgf/cm2, and the best fracture modulus test on treatment (NaOH) 7.5% with a value of 48.611 kgf/cm2 declared to meet the standard requirements of SNI 03-2105-2006. With alkaline treatment, particleboard gives a relatively good value compared to no treatment.
Analysis of Temperature Variations, Types of Insulation and Coating on Corrosion Under Insulation on ASTM A53 Pipes Putra, Reza; Muhammad, Muhammad; Hafli, T; Islami, Nurul; Apandi S, Arpan
International Journal of Engineering, Science and Information Technology Vol 2, No 1 (2022)
Publisher : Department of Information Technology, Universitas Malikussaleh, Aceh Utara, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (951.974 KB) | DOI: 10.52088/ijesty.v2i1.220

Abstract

Corrosion Under Insulation (CUI) can be described as localized corrosion that forms as a result of the penetration of water or moisture through an insulating material. The pipe material used is of the ASTM A53 standard and the fluid used in seawater because almost all industries are located on the coast. This type of coating is carried out on the test pipe using Meiji Epoxy Filler. The test method is carried out by flowing seawater fluid in pipes with water temperature variations of 30°C, 50°C, and 70°C. This pipe varies the type of insulation by using glasswool and Rockwool (ASTM G 189-07). This insulation is conditioned in a wet state by giving 2 ml of seawater drops with a pH value of 4 per 6 hours. The test equipment is divided into 3 series according to temperature variations with 4 test specimens and 2 coating variations respectively. The test time was carried out for 336 hours to obtain the corrosion rate results using the ASTM G31-72 weight loss method. The results showed that the type of Glasswool insulation with specimens coated had the lowest corrosion rate value of 0.00483 mmpy at a temperature of 30°C when compared to the same type of treatment on Rockwool insulation of 0.00724 mmpy or an increase of 2.41 times. This study shows that the type of insulation, temperature variation, and coating greatly affect the rate of corrosion and the type of corrosion that occurs is uniform corrosion.
Co-Authors A, Aljufri Abbas Abbas Abdul Rahman Abdul Rahman Aby, Muhammad Adi Setiawan Agam Muarif Ahmad Kamal Arifin Ahmad Nayan Alchalil Alchalil Ali Nur Muhammad Zaidin Balatif Andi Faisal Bakti & Venny Eka Meidasari Andika Syahputra Apandi S, Arpan Arafah, Sadinda Arnawan Hasibuan Asnawi Asnawi Asnawi Asnawi, A Azi Maulana Ikbal Azis, Andy Baihaqi Baihaqi Basyar, Sayyidatun Nashuha Binawati Ginting Branco, Margareta Virnia Dailami, D Daniel Happy Putra Dedi Afandi Diki Dian Andika EKA SAFITRI Eka Safitri Fadhil Risky Ramadhana Faizar Abdurrahman Faizar Abdurrahman Faizar Abdurrahman Faizar Abdurrahman Fitri Zulfidar Fitria, Ananda Hafiz, Ridho Hafli, T Hasni, Dwi Meutia Hendra Syahputra Hidayat, Rizki Ihsanul Fikri Hutabarat Irmawati Irmawati Irwansyah Situmorang Julinawati Julinawati KHAIRI SUHUD Khairi Suhud Khairul Munadi Khairunnisa, Resa M Ihsan M Irsyad K M Muhammad M Munawar M Sayuti M. H. Rais Mendrofa, Intan Nuraini Muhammad Muhammad Muhammad Gazza Muhammad Ihsan Muhammad Ihsan Muhammad Ilham Muhammad Isra Muhammad Muhammad Muhammad Muhammad Muhammad Muhammad Muhammad Nugraha P Muhammad Nuzan Rizki Muhammad Sadli, Muhammad Muhammad Sayuthi Muhammad, M Muhammad, Muhammad Mukhlisuddin Ilyas Murdani Murdani, Murdani Muzamir Isa Nasruddin Nasruddin Nur Azura Lubis P. A. Pane Panggabean, Septina Hafy Safitri Putra, Reza Qulfaj, Asadda Razali Amna Reza Putra Rianda, Faizar Rifan, Mohamad Rizki Aulia Nanda Rohana Ismail Rossiana Br Ginting Safrizal Safrizal Safrizal, S Sagir Alva Sayuti, Muhammad St Risnawati Basri Suryadi Suryadi Syaefudin, Mochamad Syafrizal Fonna Syamsul Bahri T Hafli T Hafli Teguh Purnomo, Teguh Teuku Hafli Teuku Mudi Hafli Wahyu Fuadi Wahyuni, Rita Willy Ivan Lucky Yasir Amani Yusuf, Jafaruddin Zahrani, Amilia Zahrila Ismail Zulfahmi Zulfahmi Zulnazri, Z