function of slag granulation plant

function of slag granulation plant

function of slag granulation plant

Slag Granulation with Continuous Dewatering Ironmaking. content and the average slag sand particle distribu-tion Tendencies of the product quality have been identified as a function of the chosen plant configu-ration With more than 260 granulation plants built worldwide Paul Wurth engineers gained the know-how to give your product the highest possible value Applications in the Non-Ferrous ...

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.

Blast Furnace Slag Granulation / Ironmaking / Our ...

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. Modern condensation concepts and closed loop water circuits ensure effective environmental control.The INBA system with steam condensation is officially recognised as a Best Available Technology (BAT).

Slag Granulation with Continuous Dewatering Ironmaking

Slag Granulation with the INBA Dewatering System Molten slag is often considered as a waste material when it is cast into slag pits. INBA slag granulation and dewatering system is the proven route for converting molten slag into a value added product for the cement industry. The INBA system comprises two main components

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

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 temperature.

Blast Furnace Slag Granulation at the Cast House – IspatGuru

May 05, 2013  The main objective of the slag granulation plant is the processing of liquid BF slag into valuable raw materials for the cement and construction industries. The parameters affecting the quality of the granulated slag include (i) chemistry of the liquid slag, (ii) temperature of the liquid slag, (iii) glass content of the granulated slag, and (iv) average distribution of the granulated slag particles.

AISTech2018 Dry Slag Granulation – The Future Way to ...

Granulation plants with closed water circuits and condensation systems can largely prevent such emissions of water vapor containing sulphur, but are also capital intensive. • When slag is quenched with water, the high energy potential of the hot liquid slag

slag granulation description

Description. Dry slag granulation is destined to replace conventional water granulation of molten slags in the not too distant future, creating a paradigm shift in the history of slag treatment. In this dry process, molten slag is atomised under centrifugal forces on a spinning disc and the slag get price.

(PDF) Slag granulation systems for blast furnaces

Slags formed in blast furnaces contaminate environment. However, granulation of the slags makes it possible to produce valuable building material. Utilization of the granulated slag in cement ...

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 ...

Project Portfolio - Slag Granulation Plant Globex ...

The envisaged annual capacity of the plant is granulation of 530,000 tons of liquid slag. 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.

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 Granulation of Blast Furnace Slag Steel360 News

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 ...

(PDF) Some fundamental aspects of the dry slag granulation ...

stainless steel plate inclined at 30° after a free-fall of 1.7 m are shown as a function o f slag droplet ... Developmen t of Slag Blast Granulation Plant . ... Dry slag granulation (DSG) has the ...

Granulated Blast Furnace Slag - an overview ...

Adding higher amounts of slag results in a higher sulphate resistance and lower heat of hydration properties. When producing such cement, slag is usually the hardest to grind, and it forms the coarsest portion, while the cement is ground the finest [9]. A potential problem is moisture, which occurs in blast furnace slag during the granulation ...

slag granulation description

function of slag granulation plant. slag granulation plant technologies, which have been The main objective of the slag granulation plant is chute. The purpose of this water layer, in addition to. Blast Furnace Slag Material Description User Guidelines for Granulated blast furnace slag has been used as a raw material for cement .

(PDF) Slag granulation systems for blast furnaces

• Slag Granulation Plant located at a remote location from the Blast Furnace area and using . slag ladles to get the liquid slag to that location.

MINERALOGICAL CHARACTERISTICS OF SLAG (FROM THE

The term granulation involves rapidly cooling the liquid-hot slag under the pressur-ized cold water and obtaining the slag in the form of irregular granules. The quality of granules depends on the chemical composi-tion of slag, slag temperature before spillage, rate of slag spillage, pressure and the amount of cooling water [4].

Experimental study of rotating dry slag granulation unit ...

Aug 25, 2016  It leaves the plant at a very high temperature and possesses a large quantity of high-grade energy. One of the promising methods to extract this energy is dry slag granulation. In this study, the effectiveness of dry slag granulation was studied using a mixture of rosin and paraffin wax as an analogue for blast furnace slag.

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

Effect of Water Granulation Conditions on Density and ...

2.1. Method of Investigating Quality of Water Granulated Slag. To investigate the relationship between the density and grain size of water granulated slag and the molten slag temperature, blowing water temperature, slag flow rate, and water/slag ratio, water granulated slag samples were taken from an actual water granulation system during the tapping period.

Current developments in the manufacturing and utilization ...

Summary: Due to the necessity to reduce CO 2 emissions in cement making the partial substitution of cement clinker by granulated blast furnace slag (GBFS) has become established. This article deals comprehensively with the granulation process of GBFS as well as with the effects of the granulating process on the properties of GBFS.

BOF Slag Granulation Plant KINGTECH

BOF Slag Granulation Plant Steel slag from BOF (Basic Oxygen Furnace) steelmaking process was cooled by nature in the past. This material will swell and crack if directly used for road paving.

Project Portfolio - Slag Granulation Plant Globex ...

The envisaged annual capacity of the plant is granulation of 530,000 tons of liquid slag. 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.

(PDF) Some fundamental aspects of the dry slag granulation ...

stainless steel plate inclined at 30° after a free-fall of 1.7 m are shown as a function o f slag droplet ... Developmen t of Slag Blast Granulation Plant . ... Dry slag granulation (DSG) has the ...

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.

(PDF) Slag granulation systems for blast furnaces

• Slag Granulation Plant located at a remote location from the Blast Furnace area and using . slag ladles to get the liquid slag to that location.

Granulated Blast Furnace Slag - an overview ...

Adding higher amounts of slag results in a higher sulphate resistance and lower heat of hydration properties. When producing such cement, slag is usually the hardest to grind, and it forms the coarsest portion, while the cement is ground the finest [9]. A potential problem is moisture, which occurs in blast furnace slag during the granulation ...

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 ...

Experimental study of rotating dry slag granulation unit ...

Aug 25, 2016  It leaves the plant at a very high temperature and possesses a large quantity of high-grade energy. One of the promising methods to extract this energy is dry slag granulation. In this study, the effectiveness of dry slag granulation was studied using a mixture of rosin and paraffin wax as an analogue for blast furnace slag.

Current developments in the manufacturing and utilization ...

Summary: Due to the necessity to reduce CO 2 emissions in cement making the partial substitution of cement clinker by granulated blast furnace slag (GBFS) has become established. This article deals comprehensively with the granulation process of GBFS as well as with the effects of the granulating process on the properties of GBFS.

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 ...

Dry Slag Granulation with Waste Heat Recovery

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 ...

OUTOTEC FLASH SMELTING TECHNOLOGY

Granulation Acid Plant Matte Grinding Casting Copper Refinery Flash Converting Fire Refining Granulation Slag Storage Area Slag Flotation Hot Gas Cleaning Hot Gas Cleaning Outotec Flash Smelting and Kennecott-Outotec Flash Converting process. 4 .

Influence of the granulation conditions and ­performance ...

17 Influence of glass content and merwinite formation on the strength development of blastfurnace cement made with granulated blastfurnace slag HS Z (slag/clinker = 75/25), granulation G1 18 Change in dynamic viscosity of the blastfurnace slag for granulated blastfurnace slag D as a function of the basicity CaO/SiO 2 and the TiO 2 content (T ...

SLAG - IRON AND STEEL

JSW Steel has set up a unique BOF slag granulation plant, producing slag with lower free lime content and is vigorously pursuing with BIS. JSPL has set up country's largest captive brick plant (Make-Naptune Mahfana) with a capacity of 3 lakh fly ash-based products per day by utilising fly ash and slag generated from integrated steel plant.

SLAG - IRON AND STEEL Indian Minerals Yearbook 2018

granulation plant, producing slag with lower free lime content and is vigorously pursuing with BIS. JSPL has set up a plant to produce around 4.0 lakh brick products/day by utilising fly ash and slag generated from integrated steel plant. The chemical analysis of granulated BF slag and steel slag generated in steel plants is given in Table - 2.