尼日利亚产Pozzolana(一种新兴建筑材料)的技术概况

E. A. Ogwu, F. Apeh, A. A. Ogwu, B. S. Yahaya
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引用次数: 1

摘要

Pozzolana是一种环保和廉价的补充胶结材料,在尼日利亚的建筑行业尚未建立商业规模。因此,本文的目的是提出一项可行性研究,以显示可行性,并突出为当地和外国投资者在尼日利亚的火山灰生产领域提供的商业机会。论述了建立年产1.5万吨煅烧火山灰生产装置的技术要求和启动资金估算。启动资金大纲确定了建筑和土建工程、家具和固定装置、机器和设备需求、无形资产和种子基金。提出了生产所需的原料、设备和组织要求。投资是可行的,总投资成本507,321.23美元,年净利润107,961.70美元,投资回收期4.7年。净利润为16.28%,收益率为21.28%。这项工作的发现和对技术和财务要求的了解将有助于投资者作出决定。该项目如果实施,将减少混凝土和砂浆结构中的水泥含量,使用环保水泥外加剂,从而降低总体建设成本。
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Technical Profile on the Production of Pozzolana (An Emerging Construction Material) in Nigeria
Pozzolana which is an eco-friendly and cheap supplementary cementious material has not been established on a commercial scale in the construction industry in Nigeria. Hence, this paper is aimed at presenting a feasibility study to show the viability and highlight the business opportunities available for local and foreign investors in the area of pozzolana production in Nigeria. The paper discussed the technical requirements and estimated start-up capital for setting up a Pozzolana production plant from calcinated of Fifteen Thousand Tonnes Annual Production Capacity. An outline for start-up capital identified building and civil work, furniture and fixtures, machinery and equipment requirement, intangible assets, and seed fund. Raw materials/utilities and organizational requirement for annual production were also presented. The investment is viable with a total investment cost of $507,321.23, annual net profit of $107,961.70 and a payback period of 4.7 years. The net profit ratio and rate of return are 16.28% and 21.28% respectively. The findings and understanding of the technical and financial requirements from this work will aid investors in making decisions. The project if carried out will reduce cement contents in concrete and mortar structures, with eco-friendly cement admixtures and subsequently reduce the cost of construction in general.
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