Product center

A common choice of global customers

  • BOF steel slag as a low-cost sorbent for vanadium (V

     · Ochola et al. 35 found that modified steel slag the soil washing process. Then 5.0 g of the steel slag was added to 100 broadens the utility of steel slag as an adsorbent suggesting that

    Chat Online
  • NO.5 BLAST FURNACE RELINE PROJECTAmazon S3

     · The flow chart for producing steel is shown in Figure 2. 5BF 6BF Ironmaking Slabmaking Cokemaking 5.3 The process flow diagram through No.5 Blast Furnace is provided at Figure 5. the conveyor system will be investigated and modified if necessary.

    Chat Online
  • Structural characteristics and hydration kinetics of

     · The mineralogical composition structure and hydration kinetics of steel slag can be modified with added electric arc furnace steel slag at high temperature giving a modified steel slag with improved cementitious activity. Alite is increased by 7.3–12.7 in amount and decreased in crystal size.

    Chat Online
  • Diagnosis and optimisation of continuous casting

     · from molten steel. This cost–effectiveness is largely dependent on both quantity and quality of the final products. Therefore it is essential to control the inter-reliant physical phenomena occurring simultaneously inside the mould such as fluid flow heat transfer and solidification to provide a smooth and stable casting process.

    Chat Online
  • Lithium silicates synthetized from iron and steel slags as

     · The slag-derived lithium silicates were prepared using the solid-state reaction method by mixing Li 2 CO 3 reagent grade (99.8 Meyer) with the iron and steel slags (S1 and S2) as SiO 2 sources in a Li 2 CO 3 SiO 2 molar ratio of 2.1 1 (an excess of 10 mole percent was added due to the lithium sublimation). Both mixtures were calcined at 850 °C for 8 h and they were named S1-Li 4 SiO

    Chat Online
  • High-capacity adsorbents from stainless steel slag for the

     · High-capacity adsorbents from stainless steel slag for the control raw materials and pretreatment process (Yi et al. 2012). Based on steel production data of EU for the year 2018 2016). Thus the study and application of steel slag as low-cost adsorbent for the elimination of

    Chat Online
  • Understanding the Precipitated Calcium Carbonate (PCC

     · 2 flow rates at 224.0 mL min –1 and from steel slag for PCC production. They reported that the producing PCC. It is a complex process and involves simultaneous dissolution of Ca(OH) 2 and CO 2 as well as the crystallization of CaCO 3. Carbonation is generally carried

    Chat Online
  • Pilot-scale Experimental Work on the Production of

     · The production of steel is a very energy intensive process and the industry contributes a significant amount to global carbon dioxide (CO 2) emissions. Steel production also generates steel slag a calcium-rich waste which has few useful applications and is partly landfilled. Producing

    Chat Online
  • CNASteel slag superfine powder production

    The invention discloses a steel slag superfine powder production process and belongs to the technical field of resource comprehensive utilization and environment protection. The steel slag superfine powder production process comprises the steps that a coarse grinding device is used for conducting coarse crushing on steel slag tailings the steel slag tailings subjected to coarse crushing are

    Chat Online
  • Suitability of Steel Making Slag as a Construction

     · Chromium is added during the steelmaking process to increase the resistance of the steel to corrosion and the amount added varies from steel plant to steel plant. As chromium has been found to be toxic in the past the presence of it in the slag is not favorable if the slag is to be used in a marine application for example 30 37 .

    Chat Online
  • Comparison of One-Step Method and Two-Step Method of

    Study on Process Flow Panzhihua Ilmenite Concentrates Pre-reduction Smelting of High Titanium Slag Rare Metals. (1983) 15-21 ( in Chinese). 23 Xu Wenzhao Huang Shouhua Zou Changyan et al. Preliminary Study on Process Flow of the Closed-type Electric Furnace Smelting Titanium Slag Iron Steel Vanadium Titanium.

    Chat Online
  • Understanding the Precipitated Calcium Carbonate (PCC

     · 2 flow rates at 224.0 mL min –1 and from steel slag for PCC production. They reported that the producing PCC. It is a complex process and involves simultaneous dissolution of Ca(OH) 2 and CO 2 as well as the crystallization of CaCO 3. Carbonation is generally carried out in a series of reactors

    Chat Online
  • Desulphurisation Process in RH Degasser for Soft-killed

    crucible. The weight ratio of slag/steel was added to 1 20 in order to make obvious difference. The reaction crucible was heated in a MoSi2 furnace to 1873 K and held at that temperature for 20 minutes. The metal bath was stirred to promote reaction process once every five minutes by a molybdenum rod after the temperature reached 1873 K for

    Chat Online
  • Stainless Steel Manufacturing ProcessesIspatGuru

     · Stainless Steel Manufacturing Processes. Stainless steels contain from 10 to 30 chromium. These steels also contain varying amounts of nickel molybdenum copper sulphur titanium and niobium etc. The majority of production of stainless steel was through the electric arc furnace (EAF) till around 1970.

    Chat Online
  • Removal characteristics of Cd(II) from acidic aqueous

    The modified steel slag was applied as an adsorbent material for Cd(II) removal in the batch adsorption process. Modified Adsorbents for Removal of Heavy Metals from Aqueous Environment A

    Chat Online
  • High-capacity adsorbents from stainless steel slag for the

     · Adsorbent materials for the control of dye pollutants in water were synthetized from stainless steel slag (SSS) using different acid-base treatments. Using HCl (SS-Cl) and HNO3 (SS-NO3) produced high-capacity adsorbents with BET areas of 232 m2/g and 110 m2/g respectively. Specifically the SS-Cl had a structure of amorphous silica sponge. Treatment with H2SO4 (SS-SO4) did not enhance the

    Chat Online
  • Arsenic adsorbent derived from the ferromanganese slag

     · Manganese-rich waste from the steel industry namely ferromanganese slag (FS) can be explored as an adsorbent for various water pollutants including arsenic (Gao et al. 2017). But the FS shows less arsenic adsorption capacity due to its dense-packed surface low specific surface area and low density of active sites for adsorption.

    Chat Online
  • Electroslag-casting process and properties. 2. 25Cr-1 Mo

     ·  article osti_ title = Electroslag-casting process and properties. 2. 25Cr-1 Mo and modified 9Cr-1Mo author = Sikka V K abstractNote = The electroslag-casting process is an extension of the electroslag-remelting process. The castings produced by this technique have the advantages of smooth defect-free finish freedom from conventional casting defects more

    Chat Online
  • Thermo-Physical Properties of Mould Flux Slags for

     · continuous casting process to produce sheet steel and heavy plates of steel of diverse steel grades. Figure 1 illustrates a flow map of a complete steelmaking process. Coal is converted to coke in the coking plant. Tproduced he coke and iron ore pellets are continuously fed to the blast furnacesto produce pig iron After separating the slag

    Chat Online
  • Modeling and Optimization for H2S Adsorption from

     · found to be the well fitted adsorption process model. The study revealed that coconut shell based activated carbon is a good candidate adsorbent for removing dissolved H 2 S from synthetic petrochemical refinery wastewater. INTRODUCTION Hydrogen sulfide (H 2 S) is an extremely lethal and destructive substance however it is extensively produced

    Chat Online
  • Steel slag as low-cost adsorbent for the removal of

     · Steel slag contains many alkaline oxides porous characteristics large surface area high density and easy solid–liquid separation therefore steel slag can remove various pollutants from wastewater by adsorption and chemical reaction (Kim et al. 2008). Steel slag can also be effective for the adsorption of organic matter from the wastewater.

    Chat Online
  • Comparison of One-Step Method and Two-Step Method

    Study on Process Flow Panzhihua Ilmenite Concentrates Pre-reduction Smelting of High Titanium Slag Rare Metals. (1983) 15-21 ( in Chinese). 23 Xu Wenzhao Huang Shouhua Zou Changyan et al. Preliminary Study on Process Flow of the Closed-type Electric Furnace Smelting Titanium Slag Iron Steel Vanadium Titanium.

    Chat Online
  • PROCESS FOR PRODUCING ADSORBENT INCLUDING

    2. The process for producing according to claim 1 wherein the molding is performed as wet molding. 3. The process for producing according to claim 1 wherein the adsorbent has a standard deviation of particle length of 0.03 to 0.2 and the particle length is a length of the adsorbent in a depth direction of a mortar in the tableting. 4.

    Chat Online
  • Steel slag as low-cost adsorbent for the removal of

     · Steel slag contains many alkaline oxides porous characteristics large surface area high density and easy solid–liquid separation therefore steel slag can remove various pollutants from wastewater by adsorption and chemical reaction (Kim et al. 2008). Steel slag can also be effective for the adsorption of organic matter from the wastewater.

    Chat Online
  • ThermodynamicAnalysis Slag Recycling Using Slag

    ISIJ International. Vol. 35 (1995) No. 9 proccss itself is shownin Fig. 1. Comparedwith a practical process (presented by the shadowarea) that moststeelmaking works are adopting a regenerator and afinal dephosphorization furnace are newandthey would play important roles in this process. In the present study acase for producing high-carbon andhigh-manganesesteel has beeninvestigated.

    Chat Online
  • Production process for billets and blooms —

    Production process for billets and blooms. After melting in a 75 tonne electric arc furnace steel is tapped into a ladle and transferred to the AOD (argon oxygen decarburization) converter where the principal metallurgical process is performed. The steel is then transported to the ladle furnace where the inclusions can be modified

    Chat Online
  • Stainless Steel Manufacturing ProcessesIspatGuru

     · Stainless Steel Manufacturing Processes. Stainless steels contain from 10 to 30 chromium. These steels also contain varying amounts of nickel molybdenum copper sulphur titanium and niobium etc. The majority of production of stainless steel

    Chat Online
  • Mechanical Processes for Descaling of SteelIspatGuru

     · This process for descaling is normally used for (i) the cleaning of the surface of the iron and steel castings and forgings (ii) mechanical cleaning of sheets rods coils and wire of steel (iii) shot peening to alter mechanical properties (increasing resistance to fatigue for springs and gears etc.) and (iv) preparing surfaces of steel

    Chat Online
  • (PDF) Characteristics of Nitrate Removal from Aqueous

    This adsorbent was obtained by mixing steel slag aluminium hydroxide and deionized water and aging this at a mass ratio of 3 0.45 2 and then activating it at 800 C.

    Chat Online
  • Comparison of One-Step Method and Two-Step Method

    Study on Process Flow Panzhihua Ilmenite Concentrates Pre-reduction Smelting of High Titanium Slag Rare Metals. (1983) 15-21 ( in Chinese). 23 Xu Wenzhao Huang Shouhua Zou Changyan et al. Preliminary Study on Process Flow of the Closed-type Electric Furnace Smelting Titanium Slag Iron Steel Vanadium Titanium.

    Chat Online
  • BOF steel slag as a low-cost sorbent for vanadium (V

     · Steel slag is a common byproduct of the steel-making industry and large amounts are produced annually. Steel slag is a complex mixture of oxides such as CaO MgO and SiO 2 which can undergo hydration reactions with H 2 O increasing the alkalinity adsorption capacity and chemical precipitation ability of solutions 19. Traditionally steel

    Chat Online
  • Pilot-scale Experimental Work on the Production of

     · The production of steel is a very energy intensive process and the industry contributes a significant amount to global carbon dioxide (CO 2) emissions. Steel production also generates steel slag a calcium-rich waste which has few useful applications and is partly landfilled. Producing precipitated calcium carbonate (PCC)

    Chat Online
  • Lithium silicates synthetized from iron and steel slags as

     · The slag-derived lithium silicates were prepared using the solid-state reaction method by mixing Li 2 CO 3 reagent grade (99.8 Meyer) with the iron and steel slags (S1 and S2) as SiO 2 sources in a Li 2 CO 3 SiO 2 molar ratio of 2.1 1 (an excess of 10 mole percent was added due to the lithium sublimation). Both mixtures were calcined at 850 °C for 8 h and they were named S1-Li 4 SiO

    Chat Online
  • Removal of Heavy Metals from Steel Making Waste

     · adsorbent for producing treated water that comply with the Standard B limitations for an industrial effluent. Keywords Adsorption electric arc furnace slag (EAFS) industrial wastewater heavy metals. Introduction Generally each steel mill in Malaysia uses an

    Chat Online
  • Pilot-scale Experimental Work on the Production of

     · Steel production also generates steel slag a calcium-rich waste which has few useful applications and is partly landfilled. Producing precipitated calcium carbonate (PCC) from steelmaking slag (Slag2PCC) is a way to reduce CO2 emissions while at the same time turning slag waste into a valuable product.

    Chat Online
  • Comparison of different nanoprocesses and industrial waste

     · The Cr wastewater treatment by steel slag adsorbent showed low performance to remove Cr(Vl) from wastewater but it was very suitable and effective to remove Cr(III) (Zhao and Liu 2013). The Cr adsorption by steel slag was an exothermal process and physical adsorption was dominant.

    Chat Online
  • (PDF) Characteristics of Nitrate Removal from Aqueous

    This adsorbent was obtained by mixing steel slag aluminium hydroxide and deionized water and aging this at a mass ratio of 3 0.45 2 and then activating it at 800 C.

    Chat Online
  • High-capacity adsorbents from stainless steel slag for the

     · Adsorbent materials for the control of dye pollutants in water were synthetized from stainless steel slag (SSS) using different acid-base treatments. Using HCl (SS-Cl) and HNO3 (SS-NO3) produced high-capacity adsorbents with BET areas of 232 m2/g and 110 m2/g respectively. Specifically the SS-Cl had a structure of amorphous silica sponge. Treatment with H2SO4 (SS-SO4) did not enhance the

    Chat Online