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Journal : Rekayasa Sipil

Studi Parametrik Mortar Geopolimer Hybrid Abu Sawit (Palm Oil Fuel Ash/POFA) Yanuari, Ramadhan; Ikrammullah, Muhammad; Septari, Dinda; Wijaya, Miguel Felix; Olivia, Monita
Rekayasa Sipil Vol 14, No 2 (2020)
Publisher : Department of Civil Engineering, Faculty of Engineering, University of Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.rekayasasipil.2020.014.02.1

Abstract

In this study, the Palm Oil Fuel Ash (POFA) was used as a raw material for making geopolymer mortars that uses a combination of sodium hydroxide (NaOH) and sodium silicate (Na2SiO3). The purpose of this study was to determine the effect of various parameters on the compressive strength of mortars. The parameters involved were namely modulus of activator ratio (Ms 1-3), the molarity of NaOH (10-16M), curing temperature (28-110ºC), type of POFA particle processing (oven-dried, passed the #200 sieve, burned in a brick kiln, burned at 800ºC), rest periods of 3 and 5 days. Based on the parametric study, it was found the optimum mixture with the highest compressive strength consisted of NaOH 14M, Ms ratio of 2.5, curing temperature of 100OC, a rest period of 5 days, particles sieved using #200 sieve and had 15% PCC content. 
Ketahanan Mortar Ringan Campuran Gula Aren dan Ragi pada Suhu Tinggi: Narrative Review Shelly Christina; Daniel Kristanto; Fahri Hafisuddin; Monita Olivia
Rekayasa Sipil Vol. 16 No. 3 (2022): Rekayasa Sipil Vol.16. No.3
Publisher : Department of Civil Engineering, Faculty of Engineering, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.rekayasasipil.2022.016.03.1

Abstract

Lightweight mortar is specific type mortar that made with adding up a foaming agent. Lightweight mortar has a lot of pores or cavity that filled by air which causing reduction of the mortar’s weight. With its high porosity, the lightweight mortar has better heat insulation than common mortar. There are many pieces of research and applications of lightweight mortar in the last few years, and this review is focusing on lightweight mortar that made with a natural additive which has good high-temperature resistance. There are many additives can be used such as yeast and palm sugar. Yeast is the microorganism that can be used as a foaming agent because it can produce carbon dioxide (CO2) that create a lot of pores on the mortar through the glycolysis process. Palm sugar is disaccharide groups sugar which is sucrose that consists of glucose and fructose. Glucose can reduce gypsum consumption in mortar and ettringite formation. Besides, sugar contains lignin which can increase the bonding strength of mortar’s components. This study proofs that innovation of lightweight mortar with organic additive has a long-term potency with its durability on high temperature.
Co-Authors ', Padil A.A. Ketut Agung Cahyawan W AA Sudharmawan, AA Abdurrahman, Habib Abrar Rifqi Pratama Abrar Rifqi Pratama Achmad, Fariz Ade Anggriawan Ade T Adrianto Ahmad Adrianto Ahmad Afifuddin, Muhammad Ahmad Hamidi Ainiyyah Fadhilah Aisyah Nurfakhirah Sandyna Aldi Nauri Islami, Aldi Nauri Alfadh, Mhd Raja Alfadh, Mhd Raja Alfian Malik Alfikri, Nur Ali Imron Rusadi Ali Imron Rusadi Aman Aman Aman Aman Amir Awaluddin Amsal Anwary Amun Amri Ananda, Yazid Fahmi Andi Darmawan Andrian Prasetyo Annisa Arifandita Mifshella Appriliya Destiyani Ardian Yolanda Arief Rijaldo Fajri Arif Rahman Arnef Frenki Asmanovita, Ririn Ayu Nofikasari Azzahra Aqilla Bella Yuherlina Bobby Ansyari Budi Indrawan Chrisfela Wulandari Daniel Kristanto Darusman Darusman Debby Mayangsari Dedi Futra Dessy Wulan Sari Dhea Fitra Yofani Diah Widya Dinni Yunike Jasril Doli Patumona Dwi Susanto Dwi Susanto Ednor, Meirisa Edy Saputra Edy Saputra Edy Syaputra Elen Tarisa Erika L Ermiyati Erwin Erwin ERWINA JULIANTARI, ERWINA Fadhlurrahman, Fadhlurrahman Fadillah, M Lucky Fahri Hafisuddin Fajri Ariefyanto fakhri Fakhri, Fakhri Febriarti, Bernadeta Leni Ferisma Ratu Giri Ferry Fatnanta Fitri Amelia Fredinan Yulianda Gunawan Wibisono Gunawan Wibisono Gussyafri Gustina Gultom Habib Abdurrahman Hagus Tizia Harpian Surya Harriad Akbar Syarif, Harriad Akbar Hendra Dermawan Hutapea, Uliarta Ihsanul Muslim Ika Qoriah Nursuci Ikrammullah, Muhammad Ilham Sordiman Imam Suprayogi Ines Junita Sinuhaji Iskandar R Sitompul Iskandar Romey Sitompul Ismeddyanto Ismeddyanto Ismeddyanto, Ismeddiyanto Ismediyanto Ismediyanto Ismi Siska Rahmayani Ismi Siska Rahmayani Jamili, M Joehari Januar Fitri Jaya Alexander Pandiangan Kamaldi, Alfian Kingkin Dwi Pratiwi L, Erika Lita Darmayanti Lora Mona Tambunan Lubis, Shakila Fuadah M Hari Bhakti Maharani Miranda Mardiah, Ramona Marisya Wahyuna Marpaung, Horas Saut Maringan Maulidi, M Aldi Mia Qoryati Miguel Felix Wijaya Miguel Felix Wijaya Milka Novita Manalu Mirza Afrian Mohd. Rizki Novianto Muhammad Afifuddin Muhammad Alfaridzi Adfan Muhammad Farhan Setyawan Muhammad Ikhsan Muhammad Ikhsan Sulaiman Muhammad Rizky Nanda Dwi Putri, Nanda Dwi Nelvia Adi Syafpoetri Niko Rizaldi Niko Rizaldi Niko Rizaldi Novan, Andre Noviandri, Rizky Nur Alfikri Nurdin Nurdin Nurdin Oktariyansa, Randy Pardede Pardede Pardede, Pardede Pradana, Tomy Pranata, Yogie Pratama, Rudy Satriya Pratiwi, Kingkin Dwi Qoryati, Mia Rahmani, Syauqi Susana Ramadhan Yanuari Ramadhan Yanuari Randhi Saily Redol Sianturi Reni Suryanita Reny Akmalia Revina Oktaviani Rezha Yaren Rezha Yaren Ria Larici Ria Larici, Ria Ridho Rinanda Rijaldo, Arief Rini Safitri Ririn Yuari Farandia RITA ANDINI Rita Andini Rita Yulismawati Rizky Noviandri Rizqy Ridho Prakasa Safridatul Audah Septari, Dinda Setyawan, Muhammad Farhan Shakila Fuadah Lubis Shelly Christina Soewignjo Agus Nugroho Sopian sopian Sormin, Lina S Sri Djuniati Suhendrayatna Suhendrayatna Surgaroni uga Sutikno, Sigit Syafpoetri, Nelvia Adi Syaputra, Edy T, Ade Tetty Marta Linda Utama, Panca Setia Wandala Adi Putra Wati, Andini Saras Wicaksono Mahestra Noegroho Widya, Diah Widya, Diah Wijaya, Miguel Felix Winda Astuti Halinda Putri Wulan Ramanda Putri Yanuari, Ramadhan Yenita Morena Yofani, Dhea Fitra Yogie Pranata Yudhi Salman Dwi Satya Zakiyul Fuadi Zulfario Anugrah Pratama Zulfikar Djauhari Zulfikar Djauhari Zulfikar Djauhari Zulfikar Djauhari Zulfikar Djauhari