recycling of blast furnace slag

Recycling of Blast Furnace Slag and Fluorite Tailings into ...
2021-10-9 · Diopside-based glass-ceramics are successfully produced by recycling blast furnace slag and fluorite tailing with the addition of supplementary elements such as TiO2, Fe2O3 and Cr2O3 as nucleation agents, using a conventional melting method. The effects of various nucleating agents on the phase components and structure of the prepared glass-ceramics
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Recycling of Ti-extraction blast furnace slag: Preparation ...
2022-2-1 · However, this recycling method also produces a large amount of Ti-extraction blast furnace slag (TEBFS), a solid waste product with a high level of Cl (Xi et al., 2018). Processing 1 ton of blast furnace slag results in the production of about 0.8 ton of TEBFS.
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(PDF) Recycling of Blast Furnace and Coal Slags in Aided ...
2021-7-16 · of the energy sector (ﬂy ash and slag) and the steel industry (blast furnace slag) are used as geopolymers and concrete to produce alkali-activated cements [ 19 , 20 ].
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Discussion of blast furnace slag recycling of a factory ...
Abstract: A large amount of solid waste slag is generated in the production process in iron and steel enterprises. As for enterprise which takes blast furnace as the process, blast furnace slag accounts for more than 50%. Blast furnace slag disposal has experienced the following development: as a waste treatment, use in subgrade and foundation engineering, to the stage
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Recycling of Blast Furnace Slag and Fluorite Tailings into ...
2021-10-9 · Diopside-based glass-ceramics are successfully produced by recycling blast furnace slag and fluorite tailing with the addition of supplementary elements such as TiO 2, Fe 2 O 3 and Cr 2 O 3 as nucleation agents, using a conventional melting method. as nucleation agents, using a conventional melting method.
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(PDF) Estimation of the Environmental Impact for
2016-11-18 · Blast furnace (BF) slag has been recycled in the construction industry mainly as cement and concrete. However, in the past few years, recycling conditions have changed and other recycled materials ...
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A novel recycling approach for efficient extraction of ...
2021-2-1 · The recycling of high-titanium-bearing blast furnace slag (TiO 2 > 23 wt.%) is an urgent problem that has attracted global research attention. To achieve high-efficiency, low-consumption, clean, and high value-added recycling utilization, a new process is proposed herein, which entails reacting a CH 4-H 2-N 2 gas mixture with the titanium-bearing blast furnace slag to initially
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Slag recycling - recovery
Fig. 6 shows the recycling of blast furnace slag for 2018. The production volume was 20.7 Mta, of which 86.0 % was sand slag from slag granulation and 14 % was air-cooled BFS. From interim storage, 1.5 Mta was added to the production quantities, so that a total of 22.3 Mta of BFS was used in 2018. 17.9 Mta went into the production of cement and ...
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Treatments and Recycling of Metallurgical Slags |
2018-5-7 · Blast furnace slag is obtained at 1300–1400°C; viscosity is around 0.4–1.0 poise; the chemical composition mainly includes FeO, CaO, MgO, SiO 2, Al 2 O 3, TiO 2, S, and C; the alkalinity (CaO/SiO 2) is 1.2; and the alkalinity [(CaO + MgO)/SiO 2] is around 1.5. A lot of research has focused on the reuse of blast furnace slag to make ...
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What Are the Uses of Blast Furnace Slag (BFS)? - FTM
2019-12-12 · The output of blast furnace slag can not be ignored. If it can be used reasonably, it will save a lot of energy and resources. BFS ouput of several countries. How to process blast furnace slag? Of course, with the latest trend of recycling society, the effective utilization of blast furnace slag has already attracted people’s attention.
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Recycling of Blast Furnace Slag and Fluorite Tailings into ...
In the paper very important the technology of recycling area was presented. In the article the information of diopside-based glass-ceramics are produced by recycling blast furnace slag and fluorite tailing with adding additional elements of TiO2, Fe2O3 and Cr2O3 as nucleation agents using a conventional melting method was presented.
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Recycling of Blast Furnace Slag and Fluorite Tailings into ...
2021-10-9 · Diopside-based glass-ceramics are successfully produced by recycling blast furnace slag and fluorite tailing with the addition of supplementary elements such as TiO2, Fe2O3 and Cr2O3 as nucleation agents, using a conventional melting method. The effects of various nucleating agents on the phase components and structure of the prepared glass-ceramics
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Discussion of blast furnace slag recycling of a factory ...
Abstract: A large amount of solid waste slag is generated in the production process in iron and steel enterprises. As for enterprise which takes blast furnace as the process, blast furnace slag accounts for more than 50%. Blast furnace slag disposal has experienced the following development: as a waste treatment, use in subgrade and foundation engineering, to the stage
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Recycling of Blast Furnace Slag and Fluorite Tailings into ...
2021-10-9 · Diopside-based glass-ceramics are successfully produced by recycling blast furnace slag and fluorite tailing with the addition of supplementary elements such as TiO 2, Fe 2 O 3 and Cr 2 O 3 as nucleation agents, using a conventional melting method. as nucleation agents, using a conventional melting method.
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(PDF) Estimation of the Environmental Impact for
2016-11-18 · Blast furnace (BF) slag has been recycled in the construction industry mainly as cement and concrete. However, in the past few years, recycling conditions have changed and other recycled materials ...
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Treatments and Recycling of Metallurgical Slags |
2018-5-7 · Blast furnace slag is obtained at 1300–1400°C; viscosity is around 0.4–1.0 poise; the chemical composition mainly includes FeO, CaO, MgO, SiO 2, Al 2 O 3, TiO 2, S, and C; the alkalinity (CaO/SiO 2) is 1.2; and the alkalinity [(CaO
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(PDF) Recycling of waste PET granules as aggregate in ...
PDF | On May 1, 2014, Semiha Akçaözoğlu and others published Recycling of waste PET granules as aggregate in alkali-activated blast furnace slag/metakaolin blends |
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(PDF) RECYCLING OF STEELMAKING SLAG
The steelmaking slag containing high phosphorus (1-3 % P 2 O 5) is not possible to be used in blast furnace, as all the phosphorus will report to iron increasing the refining load in steelmaking.
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EAF slag recycling
EAF Slag is produced in an Electric Arc Furnace. The visual appearance of the slag is a dark greyish colour. With respect to other slags (blast furnace slag), it can be tougher, with a density of about 20 - 25% greater than basalt or BFS. When
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What Are the Uses of Blast Furnace Slag (BFS)? - FTM
2019-12-12 · The output of blast furnace slag can not be ignored. If it can be used reasonably, it will save a lot of energy and resources. BFS ouput of several countries. How to process blast furnace slag? Of course, with the latest trend of recycling society, the effective utilization of blast furnace slag has already attracted people’s attention.
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(PDF) Recycling of Blast Furnace and Coal Slags in Aided ...
Recycling of Blast Furnace and Coal Slags in Aided Phytostabilisation of Soils Highly Polluted with Heavy Metals. Download. Related Papers. Phytostabilisation of a copper contaminated topsoil aided by basic slags: assessment of Cu mobility and phytoavailability ... Geotechnical and Environmental Assessment of Blast Furnace Slag for Engineering ...
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Recycling of Blast Furnace Slag and Fluorite Tailings into ...
Downloadable! Diopside-based glass-ceramics are successfully produced by recycling blast furnace slag and fluorite tailing with the addition of supplementary elements such as TiO 2 , Fe 2 O 3 and Cr 2 O 3 as nucleation agents, using a conventional melting method. The effects of various nucleating agents on the phase components and structure of the prepared glass
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Recycling Ground Granulated Blast Furnace Slag as Cold ...
Ground granulated blast furnace slag (GGBFS), a by-product from iron industry, was recycled as artificial coarse aggregate through cold bonding pelletization process. The artificial slag aggregates (ASA) replaced partially the natural coarse aggregates in production of self-compacting concrete (SCC)
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3 Iron Unit Recycling - Energy
2013-11-5 · Blast Furnace Slag In the production of hot metal, the blast furnace is charged with iron-bearing materials (iron ore, sinter, pellets, etc.), flux (limestone Figure 3-6. Ironmaking Iron Units, U.S. 2000 and/or dolomite), and fuel (coke). (SRI 2001)Two products are obtained from the bottom of the blast furnace: molten iron and slag.
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Material recycling of blast furnace slag by phase ...
A novel recycling process of blast furnace slag was developed in order to obtain colorless silica－rich solids by using phase separation of borosilicate glass. B(2)O(3) was added to blast furnace slag to promote the phase separation. The slag glasses were heat-treated above glass transition temperatures.
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EAF slag recycling
EAF Slag is produced in an Electric Arc Furnace. The visual appearance of the slag is a dark greyish colour. With respect to other slags (blast furnace slag), it can be tougher, with a density of about 20 - 25% greater than basalt or BFS. When
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RECYCLING OF FLUE DUST INTO THE BLAST FURNACE
2017-2-6 · Blast furnace flue dust contains valuable amounts of carbon and iron. The contents of harmful trap elements are low enough for recycling into the blast furnace. Since 1993, SSAB Tunnplåt in Luleå has recycled the flue dust by charging it into the blast furnace in the form of a cold-bonded dust briquette.
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Environmentally Friendly Manufacturing (2) Building a ...
Slag Recycling Kobe and Kakogawa works generate approximately 2.18 million metric tons of blast furnace slag and approximately 960,000 metric tons of converter slag annually. Both blast furnace slag and converter slag are recycled
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Recycling Solutions - Supplier of granulate blast furnace ...
About Recycling Solutions. Recycling Solutions, the famous Ukraine Granulated Blast Furnace Slag Manufacturer can provide you with quality Building & Construction products. The warehouse of Recycling Solutions is situated in Kiev Kyiv Ukraine. Recycling Solutions is a famous business in Ukraine that is trading in overall market.
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What is Blast Furnace Slag? - Definition from
2021-3-4 · Trenchlesspedia Explains Blast Furnace Slag. Blast furnace slag is durable and has long-term compressive strength due to its pozzolanic and hydraulic characteristics when finely ground. Since zonal isolation in the annular space between the casing and the borehole is very important, it has led to the development of a method to obtain improved zonal isolation using
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