SLAG GRANULATION PROCESS DIGRAM

Get in touch with usCustomer satisfaction is our first goal!
Email us
— We will confidentially process your data and will not pass it on to a third party.

Blast Furnace Slag Granulation at the Cast House – IspatGuru

May 05, 2013· Fig 4 Schematic diagram of a slag granulation plant. Granulation section – Here, the liquid BF slag is water quenched and solidified into small particles, eliminating the need for heavy crushing equipment. The liquid slag flows by runners from the BF to the granulation unit. From the runner, the liquid slag stream at around 1,500 deg C is poured into a high velocity water stream at the ...

Granulation of titania slag - SAIMM

Granulation of titania slag has been identified as a possible alternative to the conventional block route. This paper discusses some of the work carried out at Exxaro Research and Development to investigate both wet and dry granulation of titania slag. Figure 1. Schematic diagram of the wet granulation pilot plant erected in Pretoria

Slag Granulation with Continuous Dewatering Ironmaking

second granulation tank, one granulation unit can handle the slag of two tap holes. `Continuous filtering and evacuation of dewatered slag sand up to its storage facility without inter-ruptions for purging. ` High reliability. `Measurement of slag flow, due to the design of the drum and the dewatering process.

Blast Furnace Slag Granulation / Ironmaking / Our ...

Slag handling is an important aspect of modern blast furnace operation. Today, blast furnace slag is a saleable product (granulated slag sand used as CO 2-friendly substitute of clinker in cement production) rather than a difficult and costly waste material.Paul Wurth has developed the INBA ® slag granulation process, incorporating our proprietary dynamic INBA dewatering drum.

Some Fundamental Aspects of Dry Slag Granulation Process

Some Fundamental Aspects of the Dry Slag GranulationProcess . Sharif Jahanshahi*, Yuhua Pan and Dongsheng Xie . CSIRO Minerals Down Under National Research Flagship, Clayton, Victoria, 3168, Australia . Abstract: There is a growing interest in development of a dry slag granulation (DSG) process so as to recover the

(PDF) Granulation and Carbonization Process of Titanium ...

The experimental process was divided into two parts, dry granulation of TBF slag and carbonization of TBF slag. A s for dry granulation process, the TBF slag in weight of 200 gram was

RECENT DEVELOPMENTS IN DRY SLAG GRANULATION: A …

slag hauling and production of higher value by-product. Wet granulation allows for fast quenching of molten slag and production of high value glassy material, which, for BF slag, demonstrates desirable cementitious properties post milling. BF slag is typically devoid of metal, making water granulation a manageable process from a safety perspective.

Granulated Blast Furnace Slag - an overview ...

A potential problem is moisture, which occurs in blast furnace slag during the granulation process. The presence of moisture requires dewatering the blast furnace slag before using it as an additive or as a mineral admixture to Portland cement [10]. According to [11–13] ...

(PDF) Dry slag granulation with integrated heat recovery

Process flow diagram for SVAI/Primetals Technologies' dry slag granulation system with heat recovery and steam generation[42,43] (color figure online) Samples of wet and dry granulated iron blast ...

chinese technology for blast furnace slag granulation process

Nov 29, 2012 ... blast furnace slag granulation VNIIMT technology www.vniimt.ru ... slag granulation process digram .... (Source: Metallurgical Corporation of China Ltd ) The Suspended Wireless-control Release Device of Slag-stopper Rod,...

(PDF) Granulation and Carbonization Process of Titanium ...

The experimental process was divided into two parts, dry granulation of TBF slag and carbonization of TBF slag. A s for dry granulation process, the TBF slag in weight of 200 gram was

Slag Granulation with Continuous Dewatering Ironmaking

second granulation tank, one granulation unit can handle the slag of two tap holes. `Continuous filtering and evacuation of dewatered slag sand up to its storage facility without inter-ruptions for purging. ` High reliability. `Measurement of slag flow, due to the design of the drum and the dewatering process.

RECENT DEVELOPMENTS IN DRY SLAG GRANULATION: A …

slag hauling and production of higher value by-product. Wet granulation allows for fast quenching of molten slag and production of high value glassy material, which, for BF slag, demonstrates desirable cementitious properties post milling. BF slag is typically devoid of metal, making water granulation a manageable process from a safety perspective.

Some Fundamental Aspects of Dry Slag Granulation Process

Some Fundamental Aspects of the Dry Slag GranulationProcess . Sharif Jahanshahi*, Yuhua Pan and Dongsheng Xie . CSIRO Minerals Down Under National Research Flagship, Clayton, Victoria, 3168, Australia . Abstract: There is a growing interest in development of a dry slag granulation (DSG) process so as to recover the

{Study on mineralogical crystallization of granulation of ...

Abstract: The process of granulation in blast furnace slag (BFS) by gas q uench-ing can effectively recover the waste heat of BFS and improve the value-added nature of the BFS byproduct. With decreasing temperature, BFS crystallizes into melilite, anorthite, spinel, etc. Mineral crystallization, however, is not conducive

CN103103302A - Dry-quenched slag granulating and waste ...

The invention discloses a dry-quenched slag granulating and waste heat recovery system which comprises a granulating device and a heat energy recovery system and is characterized in that the bottom of the granulating device is provided with a vent pipe, the periphery of the granulating device is provided with a heat-exchange water layer, the heat-exchange water layer is separated from the ...

Effect of Water Granulation Conditions on Density and ...

Figure 21 shows a schematic diagram of the developed equipment. A new blowing box and agitation tank were constructed, and these were connected to the existing granulation system. The granulated slag and water are returned from the new agitation tank to the existing cold runner, and the granulated slag is dewatered with a dehydration filter.

Crystallization of Synthetic Blast Furnace Slags ...

iii calculates temperature history of slag during its cooling was coupled with the above model, to allow studying the effect of parameters such as the slag/air ratio and granule size on the heat

US4758260A - Process and device for producing granulated ...

In order to reduce or avoid the discharge of gaseous pollutants H 2 S and SO 2 to the environment in a process for the production of slag sand (granules) from blast-furnace slag by granulation of the slag by means of a water jet, the propulsion jet interspersed with water vapor, granules and pollutants is injected directly into a water receiver, the residual vapor still remaining and the ...

Blast Furnace Ironmaking – A View on Future Developments ...

Jan 01, 2017· Process flow diagram of a dry slag granulation system with heat recovery system for fuel preheating. 5. Conclusion Within the content of this paper, we have hopefully taken the opportunity to highlight the status of the blast furnace as an advanced process that …

OUTOTEC SMELTING SOLUTIONS FOR THE PGM INDUSTRY

Outotec Ausmelt Process in PGM-bearing materials production As in any extraction process, recovery of the metals is crucial. Fortunately there is little tendency for the PGMs to form species that can dissolve in the slag phases present during the various stages of the matte smelting of nickel.

Coatings | Free Full-Text | Granulation Effect Analysis of ...

Blast furnace slag, as bulk solid waste produced in the ironmaking process, will inevitably pollute the environment and occupy a large amount of land resources if it is not treated and utilized [1,2].The traditional water quenching method of blast furnace slag (BFS) will consume a lot of new water in the process, pollute the atmosphere by gases such as H 2 S and SO 2, waste a lot of sensible ...

chinese technology for blast furnace slag granulation process

Nov 29, 2012 ... blast furnace slag granulation VNIIMT technology www.vniimt.ru ... slag granulation process digram .... (Source: Metallurgical Corporation of China Ltd ) The Suspended Wireless-control Release Device of Slag-stopper Rod,...

Slag Granulation with Continuous Dewatering Ironmaking

second granulation tank, one granulation unit can handle the slag of two tap holes. `Continuous filtering and evacuation of dewatered slag sand up to its storage facility without inter-ruptions for purging. ` High reliability. `Measurement of slag flow, due to the design of the drum and the dewatering process.

RECENT DEVELOPMENTS IN DRY SLAG GRANULATION: A …

slag hauling and production of higher value by-product. Wet granulation allows for fast quenching of molten slag and production of high value glassy material, which, for BF slag, demonstrates desirable cementitious properties post milling. BF slag is typically devoid of metal, making water granulation a manageable process from a safety perspective.

Crystallization of Synthetic Blast Furnace Slags ...

iii calculates temperature history of slag during its cooling was coupled with the above model, to allow studying the effect of parameters such as the slag/air ratio and granule size on the heat

Blast Furnace Ironmaking – A View on Future Developments ...

Jan 01, 2017· Process flow diagram of a dry slag granulation system with heat recovery system for fuel preheating. 5. Conclusion Within the content of this paper, we have hopefully taken the opportunity to highlight the status of the blast furnace as an advanced process that …

Granulation E Furnace Slag with Di erent Basicities

Coatings 2020, 10, 372 5 of 14 3. Results and Discussion 3.1. Influence of Di erent Basicities on the Granulation E ect of Gas Quenching BFS The experimental material was 30 kg, the slag dumping temperature was 1600 C, the nozzle diameter was 3 mm, the slag cooler speed was 5.5 r/min, and the nozzle pressure was 0.2 MPa.

Apparatus for and process of water granulating matte or slag

FIG. 1 is a schematic flow diagram of one embodiment of a matte granulation process from matte launders to two granulators to a granulated matte conveyor belt. FIG. 2 is a schematic depiction of the two granulators of FIG. 1. FIG. 3 is a schematic depiction of the bucket excavator of FIGS. 1 and 2. DESCRIPTION OF THE PREFERRED EMBODIMENT

Effect of Water Granulation Conditions on Density and ...

Figure 21 shows a schematic diagram of the developed equipment. A new blowing box and agitation tank were constructed, and these were connected to the existing granulation system. The granulated slag and water are returned from the new agitation tank to the existing cold runner, and the granulated slag is dewatered with a dehydration filter.

Slag recycling - recovery

There are various processes on the market for the granulation of blast furnace slag. The most important process is cooling in a water bath. The most common methods are the RASA system from Rasa Corporation, the INBA system (Fig. 16) from Paul Wurth, a company of the SMS group, and the IJ GRAN system from Danieli-Corus.

OUTOTEC SMELTING SOLUTIONS FOR THE PGM INDUSTRY

Outotec Ausmelt Process in PGM-bearing materials production As in any extraction process, recovery of the metals is crucial. Fortunately there is little tendency for the PGMs to form species that can dissolve in the slag phases present during the various stages of the matte smelting of nickel.

Cold experiment of slag centrifugal granulation by rotary ...

Jan 25, 2017· 1. Introduction. Centrifugal granulation has been well developed to produce powders from a wide range of metallic materials, including Sn, Pb, Al, Zn and their alloys , , , , , etc.More recently, this technology has been employed to granulate molten blast furnace slag into particles , , , , .The as-produced slag particles are then cooled down by air in the successive heat exchanger, whilst the ...

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

Aug 09, 2014· The dry slag granulation process is essentially to atomize the liquid slag and then to cool the particles rapidly so as to produce a glassy slag. The atomization is done using a rotary cup air blast atomizer. The particles cool as they travel through the air and are then cooled further in a fluidized bed. Both of these processes provide the ...

IBMD - Granulated Blast Furnace Slag Manufacturer in India

The process of slag granulation involves pouring the molten slag through a high-pressure water spray in a granulation head, located in close proximity to the blast furnace. Granulation process is the controlled quenching of the slag in cold water which does not give time for crystalline growth to …

Experimental and Mathematical Simulation Study on the ...

The critical cooling rate to vitrify the modified slag was calculated through the Time-Temperature-Transformation diagrams constructed using in situ confocal scanning laser microscopy. To provide an insight into the crystallization behavior during the granulation process, a …