Property characterization of polypropylene fiber- reinforced wall form blocks using eggshell as partial replacement to cement / Riceth Honeylet J. Cancino, Kristine Anne P. Mendoza, Jhonryx Maico P. Montiano, Rhea Lawrice D. Murillo, and John Alvin R. Narzoles .--
Material type:
TextPublication details: Manila: Technological University of the Philippines, 2024.Description: xxvi, 268pages: 29cmContent type: - BTH TA 145 C36 2024
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Bachelor's Thesis COE
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TUP Manila Library | Thesis Section-2nd floor | BTH TA 145 C36 2024 (Browse shelf(Opens below)) | c.1. | Not for loan | For library use only | BTH0005673 |
Bachelor's thesis
College of Engineering .-- Bachelor of Science in Civil Engineering: Technological University of the Philippines, 2024.
Includes bibliographic references and index.
This study investigates the utilization of waste eggshell powder as a partial replacement for cement and polypropylene fiber as an additive in wall form blocks. Addressing challenges in waste management, resource depletion, and the demand for sustainable building materials, the study aims to develop innovative construction solutions. The research examines the physical and chemical properties of Ordinary Portland Cement (OPC) and eggshell powder, the physical properties of fresh concrete, and the physical and mechanical properties of hardened concrete. Various mix proportions were tested, with eggshell powder replacing 8%, 10%, and 12% of OPC by weight, and polypropylene fibers added at 0.4% of total volume. Comprehensive testing adhered to ASTM standards, including chemical composition, specific gravity, fineness, normal consistency, setting time, slump test, water absorption, compressive strength, split-tensile strength, flexural strength, and density. Curing periods of 7, 14, and 28 days were observed. The results demonstrated the potential of eggshell powder and polypropylene fibers in producing effective wall-form blocks. The mix containing 8% eggshell powder and 0.4% polypropylene fiber was identified as the best-performing mix, exhibiting the lowest water absorption, highest compressive strength (9.33 MPa, suitable for non-load-bearing blocks), and highest tensile strength among the mixes with eggshell powder. Additionally, the mix with only 0.4% polypropylene fiber showed the highest flexural strength. These findings highlight the viability of incorporating waste materials into construction practices, offering an eco-friendly alternative for masonry applications while addressing sustainability challenges.
Keywords: wall form blocks, compressive strength, polypropylene fiber, load bearing
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