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slag granulation plant in corex plant

  • Dry Slag Granulation with Waste Heat Recovery

    Aug 09, 2016· Scale-up to Semi-industrial Scale DSG Plant (2009/12) Circulation and cooling of droplets and granules in the cyclonic section High speed video of spinning disc during dry granulation of blast furnace slag at 75 kg/min Designed, constructed, commissioned and used to generate data for validating CFD model 3 m diameter reactor, processing ...

  • Structural and durability properties of concrete made with ...

    This plant also yields a quenched slag called Corex slag as a by-product of the iron making. Changes in the manufacturing process inevitably result in subtle differences between slags produced by either the blastfurnace or Corex system. Figure 1: View of Saldanha steelworks

  • Research Group for of Iron and Steelmaking, Indian ...

    Following Projects are underway with JSW Steel Plant under this Center: 1. Dry slag granulation process for energy recovery and clinker production (Also supported and funded by Ministry of Steel, under Govt. of India) ... Development of Expert system for COREX Iron ... CFD modeling of dry slag granulation process. 8. Ms.

  • Dry Granulation of Blast Furnace Slag | Steel360 News

    Apr 04, 2019· Using dry slag granulation at integrated steel plants will gain access to the sensible heat of the BF slag. The recovered energy can be used for the production of steam or electricity or for other useful preheating processes. An energy potential for recovering 20MW thermal energy or alternatively of about 6MW electric power generation from a ...

  • Industry.Guru: JSW Steel

    A recovery in excess of 95% of COREX slag could be done through slag granulation plant and is used in the manufacture of cement. Jindals COREX plant has been able to surpass its rated capacity by more than 20 - 25%, producing quality hot metal for steelmaking.

  • 005 p 0884832262412dd 3 2013/03/20 17:53:09

    A slag granulation plant employing Rasas original technology allows recycling of molten slag, a by-product of steel manufacturing in a blast furnace, as raw materials for cement and concrete. In response to growing demand for construction and refurbishment of steelworks around the world in recent years, we also export this technology and plant.

  • INBA slag granulation system for blast furnace No.6 at JFE ...

    May 17, 2019· Slag granulation system produces granulated slag, which is mainly used as a raw material for cement and concrete aggregate, by quenching molten blast furnace slag with water. Paul Wurth Group (hereinafter PW) has more than 260 references worldwide for the supply of slag granulation systems and INBA dewatering drums.

  • Products Ironmaking and steelmaking Slag Granulation ...

    The slag granulation plant comprises three sections: for granulation, dewatering and storage. In the granulation section, the liquid slag is quenched by pouring onto it an excess water stream. The evaporated water will be condensed in a condensing tower located above the granulation tank.

  • Comparison of CO2 emission between COREX and blast furnace ...

    Jan 01, 2009· Steel works faced increasing demand to minimize the emission of GHGs. The CO 2 emissions of COREX and blast furnace iron-making system were compared. It is point out that COREX contribute little to CO 2 emission reduction. Comparing to conventional blast furnace iron-making system, direct CO 2 emissions of COREX is higher. Considering the credits of export gases for power

  • Recent Developments in Commercial Scale Dry Slag ...

    Traditional slag handling methods of slow air cooling and water granulation do not allow for recovery of energy from slag. As such, there have recently been numerous studies into slag granulation and energy recovery technologies to enable the use of slag as a waste heat resource, with dry slag granulation and subsequent heat recovery being ...

  • DRY SLAG GRANULATION WITH HEAT RECOVERY*

    slag in wet-granulation plants using large volumes of water. However, up until now it has not been possible to utilize the remnant heat energy of the molten slag, which amounts to approximately 1.8 GJ of energy per ton of slag. In an R&D project currently underway by a

  • THE DRY BLAST- FURNACE SLAG GRANULATION AS

    THE DRY BLAST- FURNACE SLAG GRANULATION AS RESOURCE AND ENERGY ECONOMY IN THE METALLURGY Elena Konchenko Donetsk National Technical University, Ukraine Slag treatment is the main ecological problem of the modern Ukraine metallurgy manufacture. The blast-furnace slag is the by-product of the ironmaking process.

  • Granulation | TENOVA

    The granulation plant converts molten iron from the Corex plant into solid granules, which permits the iron to be sorted in manageable form. The only emission resulting from the process is water vapour. The iron granules are produced from excess iron produced in the Corex

  • An ideal concept for economic and environmental friendly ...

    Best application for greenfield plants Alternative 4(with additional Corex gas treatment and DR export gas recycling) Concept available to add Corex gas as reduction gas to existing DR plant without changing DR plant operation practice Concept allows to produce DRI to substitute NG for allexisting DR plant technologies

  • Transforming Steel Domain Green Through Innovative

    plant will be recycled to pellet plant. COREX slag will be granulated by the impingement of water and sold to cement industries. Though BOF slag is suitable for soil conditioning and railway ballast, till the time JVSL finds an appropriate application, it is stored in the slag dump. The re-use in converter, and in COREX as flux additive has ...

  • Preface for Thematic Section: Slag Granulation | SpringerLink

    May 31, 2019· The next work by Cooksey et al. provides an overview of the design and operation of a dry slag granulation pilot plant at CSIRO. This overview covers some of the R&D activities and findings on the design of rotating disk for atomization of melts, cyclonic fluidized granules, heat transfer, and recovery. The designed 100 kg/min pilot plant has ...

  • Krishnashankar Gupta - Technical Sales Support ...

    1. Corex 1&2 , Essar Steel Hazira(Surat) 2. Slag Granulation Plant, Essar Steel Hazira(Surat) 3. Material Handling of Lime plant,Coke Oven Plant and SMS at Essar Steel Hazira (Surat) 4. Bar and Wire Rod Mill, Integrated Steel Company (Nigeria) 5.Slitter and Pickling Line, Bhushan Steel Limited (Angul)

  • Plants CSP

    Slag granulation system. Blast-furnace slag granulation consists of treating this co-product with a jet of water, providing granulation and cooling. The input is destined to the cement industry. Fechar. Coke plant ...

  • Slag Granulation with Continuous Dewatering Ironmaking

    and removal of the granulated slag sand through the INBA dewatering drum with its self-adjusting dewatering speed relative to the slag flow. Three different water circuits Paul Wurth designs INBA granulation plants on the basis of three different plant types to meet your specific requirements. All systems can be configured in open or closed loop

  • Hatch Ironmaking Technologies | Dry Slag Granulation ...

    Dry Slag Granulation Water granulation is the most commonly used method to handle blast furnace slag and requires a granulation and a dewatering step to process the slag. In water granulation, the energy in the slag is lost from water evaporation and cooling and is difficult or impossible to recover.

  • Dry Slag Granulation (DSG) -

    May 09, 2019· Primetals Technologies has developed a new innovative blast furnace dry slag granulation process with heat recovery at the voestalpine pilot plant in Linz, A...

  • Dry Granulation of Blast Furnace Slag for Energy Recovery ...

    Aug 09, 2014· Using dry slag granulation at integrated steel plants mills will gain access to the sensible heat of the blast furnace slag. The recovered energy can be used for the production of steam or electricity or for other useful preheating processes. An energy potential for recovering 20 MW thermal energy or alternatively of about 6 MW electric power ...

  • Steel Plants with COREX Process in Operation: A Quick ...

    A recovery in excess of 95% of COREX slag could be done through slag granulation plant and is used in the manufacture of cement. Jindals COREX plant has been able to surpass its rated capacity by more than 20 - 25%, producing quality hot metal for steelmaking.

  • Slag recycling - recovery

    Since around 2000, the most important Chinese steel producers have been investing in granulation and grinding plants for blast furnace slag. It is currently estimated that 95 % of the blast furnace slag is granulated and used entirely in the cement and concrete industry. Almost 70 % of the steelworks slag goes to dumps and landfills (Fig. 13).

  • (PDF) Pig Iron Granulation at Iscor Saldanha Steel

    Corex plant. The granulation of iron has pr oven to be the most cost effective m ethod compared to traditiona l ... The addition of vanadium by oxidized slag containing vanadium is almost ...

  • Blast Furnace Slag Granulation at the Cast House IspatGuru

    May 05, 2013· The slag granulation plant comprises (i) a granulation section, (ii) a de-watering section, and (iii) a storage section. The slag granulation section links the hot slag runner of the BF and the de-watering section. The schematic diagram of a slag granulation plant is shown in Fig 4. Fig 4 Schematic diagram of a slag granulation plant

  • Blast Furnace Slag Granulation / Ironmaking / Our ...

    The process is highly flexible; and the compact sub-plant can be applied to any furnace configuration. Granulation, dewatering and storage of the slag can be done adjacent to the furnace or can be split up to suit available plant space or logistics.

  • Slag granulation plant - russianpatents

    The invention relates to the granulation of molten slag directly from metallurgical furnaces. Known installation granulated slag containing slag chute, which consistently are hydrogenerator, a hopper - sump with grate and overflow device and coupled with well installed the airlift, connected in turn with the dehydrator carousel with feeding hopper and the discharge hopper, and well air pump ...

  • Siemens and Baosteel cooperate in slag granulation ...

    Jun 30, 2014· The batch-wise operating BSSF plants have short process times and a compact design. They achieve a high level of slag and crude steel metal separation, uniform granulation and a consistently high quality in the end products. Further information about solutions for steel works, rolling mills and processing lines can be found at .siemens ...

  • Design and Operation of Dry Slag Granulation Pilot Plant ...

    Feb 22, 2019· CSIRO has been working on a dry granulation process, integrated with heat recovery, since 2002. It involves a rotary disc that atomizes molten slag to produce liquid droplets, which are rapidly quenched to become solid granules. The hot granules are fed to a counter-current moving packed bed heat exchanger, where they are further cooled and finally discharged at close to ambient

  • Blast Furnace Ironmaking A View on Future Developments

    A site has been chosen to build a ne w industrial size dry slag granulation p ilot plant which will be capable of handling full slag flow from a single taphole in STEP 1. This ST EP will assess ...

  • Granulated Blast Furnace Slag - an overview ...

    GBFS is an amorphous, coarse sand-sized material (Fig. 12.1) exhibits hydraulic cementitious features if it was finely ground form. Although average granule size of GBFS depends on many factors such as its source it is about 11.5 mm. Fig. 12.2 shows a gradation curve of GBFS obtained from Ere─čli Iron and Steel Plant, Zonguldak, Turkey. . Particle shape of GBFS is changing from sub ...

  • Granshot iron granulation technology

    plant based on existing preconditions at site to achieve the best logistical solution for each production case. IRON GRANULATION pLANTS voestalpine, Donawitz, Austria installed a Granshot plant in 2002 inside the steel plant premises (see Figure 4). The main task is iron granulation but its location also allows for steel granulation.

  • Project Portfolio - Slag Granulation Plant | Globex ...

    The plant for granulation of blast furnace slag is an addition made within the scope of the modernization project for the existing Blast Furnace, and is also part of the technological entity for production of crude iron. The technology of slag processing through granulation starts by effusion of slag from the Blast Furnace.