usage of steel slag for fertilizer in Indonesia
Possible Uses of Steelmaking Slag in Agriculture: An …
This chapter intends to review the state of the art related to the use in agriculture of steel slag, mainly coming from BOF process using basically Linz-Donawitz (LD) converter, in ... slags are mainly used for road construction, hydraulic engineering, and fertilizer, BF slag is mainly used for cement production 2. 1 Source: European Slag ...
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Utilization of Steel Slag as a Soil Amendment and …
Therefore, the use of steel slag as agricultural lime material and/or mineral fertilizer is of great importance (Hemalatha 2013; Wen et al. 2020). The slag formed as a result of the steelmaking ...
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Overview of Slag Usage Technology Development at …
steelmaking slag to a concrete aggregate is assessed based on the re-sults of the items as follows. 1) Physical property test of a steelmaking slag for use as an ag-gregate 2) Study on mixing ratio for the use of a steelmaking slag as an alternate concrete aggregate 3) Production test in an actual plant and workability test of heavy-
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09 Special Issue on Iron and Steel Slag
Basic Properties and Utilization of Steam-Cured Concrete Using Ground Granulated Blast-Furnace Slag Yukihiko NAGAO, Koji SUZUKI (2.5MB) Steelmaking Slag for Fertilizer Usage Kimio ITO (5.1MB) Reforestation Efforts with Steelmaking Slag and Artificial Humus
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Steelmaking Slag for Fertilizer Usage
Main Subject According to Nippon Slag Association's statistics on the use of 2.1 History of fertilizer using steelmaking slag as a raw material slag in 2012,1) the consumption of blast furnace slag was 1 390 000 and the fertilizer control law tons for civil engineering, 18 220 000 tons for cement production, The use of steelmaking slag as a ...
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PEMANFAATAN STEEL SLAG INDONESIA DI BIDANG …
slag increased effectiveness of phosphatic guano for direct application as P fertilizer. Phosphatic guano was significantly ... Pemanfaatan Steel Slag Indonesia di bidang pertanian. J. Tanah Lingk., 12(1):36-42. Pemanfaatan Steel Slag Indonesia (Suwarno) 37 serta pembersih kapal, tangki penimbun minyak, dan lain-
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Utilization of Steel Slag as a Soil Amendment and Mineral Fertilizer …
(DOI: 10.15832/ankutbd.1197239) The gradual increase in industrial wastes allowed the utilization of these wastes in different areas. Steel slag, one of the industrial wastes, is formed during the reduction of molten crude iron to molten crude steel in basic oxygen furnaces (BOF) or scrap to molten crude steel in electric arc furnaces (EAF) and …
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PEMANFAATAN STEEL SLAG INDONESIA DI BIDANG …
As a material, effect of Indonesian steel slag on growth of plant was slightly better than those of calcite and dolomite. In combination with phosphatic guano, …
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Steel Slag as an Iron Fertilizer for Corn Growth and Soil …
DOI: 10.1016/S1002-0160(06)60083-0 Corpus ID: 98115781; Steel Slag as an Iron Fertilizer for Corn Growth and Soil Improvement in a Pot Experiment @article{Wang2006SteelSA, title={Steel Slag as an Iron Fertilizer for Corn Growth and Soil Improvement in a Pot Experiment}, author={Xian Wang and Qingsheng Cai}, …
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Utilization of Steel Slag in Agriculture (Review)
The process of refining iron by Blast Furnace (BF) or Electric Arc Furnace (EAF) produces steel and by-product: steel slag. This by-product can be used for various fields such as construction, industry and agriculture. This paper aimed to discuss the use of steel slag in agriculture as fertilizer, lime and ameliorant in the soils. The content of …
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UTILIZATION OF STEEL SLAG IN IMPROVING SOIL …
Steel slag is a by-product in the process of refining iron by Blast Furnace (BF) or Electric Arc Furnace (EAF). This by-product can be used for various fields such as construction, industry and agriculture. This study aimed to observe the use of steel slag in agriculture as fertilizer, lime and ameliorant in the soils.
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Research Progress on Application of Steel Slag in …
Steel slag containing a small amount of harmful heavy metal elements such as Cr 6+, Pb 2+ is of the main factors hindering the application of steel slag in agriculture [7, 8].China's Official GB8173-87—Standard for Controlling Pollutants in Agricultural Fly Ash, based on the total concentration of heavy metals, but the total concentration of …
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Harsco sees slag-to-fertilizer opportunity
Steel mill services firm Harsco Environmental has been producing and selling AgroSilicio, a low-carbon fertilizer made from steel slag, in Brazil in cooperation with the government of a Brazilian state. …
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Elution of Plant Nutrition Elements from Steel Slag …
diamond paste. The resin-embedded specimen of slag fertilizer with the gold vapor deposition film removed was used for the static pad-dy field test. 2.1.2 Placing and collecting the slag fertilizer in the paddy field The resin-embedded specimen of slag fertilizer (before place-ment in the paddy field) is shown in . Fig. 1.
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Iron and steel slag products : NIPPON SLAG ASSOCIATION
Compared with the use of natural sand, the use of iron and steel slag for ground improvement can reduce the cost of ground preparation for construction and other uses. Because blast furnace slag includes fertilizer components CaO, SiO 2, and MgO, it is used in rice cultivation as a calcium silicate fertilizer.
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Fertilizers : Iron and steel slag products : NIPPON SLAG …
Because blast furnace slag contains fertilizer components CaO, SiO 2, and MgO, it is used in rice cultivation as calcium silicate fertilizer.In addition to these three components, steelmaking slag also contains components such as FeO, MnO, and P 2 O 5, and is used for a broad range of agricultural purposes, including dry field farming and pastures in …
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(PDF) Steel Slag as an Iron Fertilizer for Corn Growth and …
The feasibility of steel slag used as an iron fertilizer was studied in a pot experiment with corn. Slag alone or acidified slag was added to two Fe-deficient calcareous soils at different rates.
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PEMANFAATAN STEEL SLAG INDONESIA DI BIDANG …
Indonesia itself can produce up to 540.000 tons of slag per year. Until now, the use of slag has been widely carried out including making concrete [1], agriculture [2], cement raw materials [3][4 ...
ادامه مطلبEffects of steel slag applications on CH4, N2O and the yields …
Site description and soil properties. The effects of steel slag applications on CH 4 and N 2 O emissions from rice fields were examined at two different paddy field sites. The paddy fields were located at the experimental farm of Indonesian Agricultural Environment Research Institute (IAERI), Jakenan and at a farmer's field in Wedarijaksa, …
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Steel Slag as an Iron Fertilizer for Corn Growth and Soil Improvement
The feasibility of steel slag used as an iron fertilizer was studied in a pot experiment with corn. Slag alone or acidified slag was added to two Fe-deficient calcareous soils at different rates. Results showed that moderate rates (10 and 20 g kg −1) of slag or acidified slag substantially increased corn dry matter yield and Fe uptake ...
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Environmental benefit assessment of steel slag utilization …
Steel slag is the by-product during the separation of molten steel from impurities in the steel-making furnace. The basic oxygen furnace (BOF) slag, electric arc furnace (EAF) slag, and ladle furnace (LF) slag are three major types of SS produced in the steelmaking processes.As drawn in Fig. 2, BOF slag and EAF slag are both produced …
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Assessment of hexavalent chromium release in Malaysian …
Assessment of hexavalent chromium release in Malaysian electric arc furnace steel slag for fertilizer usage. L K ... Conferences on Geological, Geographical, Aerospace and Earth Sciences (AeroEarth 2013) 23–24 January 2014, Jakarta, Indonesia Citation L K ... Fällman A 2000 Leaching of chromium and barium from steel slag in …
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[PDF] An Overview of Use of Linz-Donawitz (LD) Steel Slag in
Slag generated from basic oxygen furnace (BOF) or Linz-Donawitz (LD) converter is one of the recyclable waste in integrated steel plants. This paper deals with the present and possible use of LD slag in agriculture. At present, the amount of slag deposited in storage yard, leading to the occupation of farm land and serious pollution to the environment.
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The Comprehensive Utilization of Steel Slag in …
In agriculture, slags can be used as fertilizers and corrective of soil acidity [1]. Slags are calcium and magnesium silicates, which …
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Steel slag as accelerant in anaerobic digestion for …
Accelerants can effectively enhance the performance of anaerobic digestion (AD) system. The effects of optimized steel slag as accelerant in the AD of cow manure and the fertility utilization of the digestate were investigated. Results show that all steel slags collected from different iron and stee …
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Comprehensive utilization of steel slag: A review
1. Introduction. Steel slag is the main solid waste generated in the steel-making process, accounting for 15 to 20% of crude steel output [1].China's crude steel output in 2021 was 1.035 billion tons [2], more than half of the global crude steel output (1.9505 billion tons) [3], and the steel slag output exceeded 120 million tons.In contrast, …
ادامه مطلبCropping With Slag to Address Soil, Environment, …
The effective utilization of slag fertilizer in agriculture to neutralize soil acidity, improve crop productivity, mitigate greenhouse gas emissions, and stabilize heavy metals in contaminated soils turns it into …
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An Overview of Use of Linz-Donawitz (LD) Steel Slag in Agriculture
Physical and chemical and mineralogical characteristics of LD steel slag. It has been found that the density of LD slag lies between 3.3-3.6g/cm. 3 Due to its high Fe content, steel slag looks in appearance a loose collection, and appears hard and wear resistant. The grindability index of steel slag is 0.7, in contrast with the value of 0.96 and 1.0 for blast …
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The Comprehensive Utilization of Steel Slag in Agricultural …
As a product of waste steel industries, slags are high in CaO, P2O5, SiO2, MgO, MnO, and Fe oxides, which can be used for fertilizer applications (Wang and Cai 2006;Ning et al. 2016;Das et al. 2020).
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PEMANFAATAN STEEL SLAG INDONESIA DI BIDANG …
This paper aimed to discuss the use of steel slag in agriculture as fertilizer, lime and ameliorant in the soils.
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