iron ore sintering in a travelling grate

OUTOTEC TRAVELING GRATE SINTERING

Travelling grate machine used for induration of green pellets resembles the well-known sintering machine of Dwight Lloyd design. ... Iron ore sintering creates substantial off-gas volumes, and treating these in order to meet increasingly stringent environmental standards

Sinter Mix - an overview | ScienceDirect Topics

This can take place in shaft furnaces, rotary kilns or on a travelling grate. Pelletising plants are generally located at the iron ore producers. Sintering (caking) is carried out using strand sintering plants with strand widths of over 4 m and strand lengths of over 100 m. During the sintering process a mixture of ore fines with coke breeze ...

Influence of Coating Granulation Process on Iron Ore ...

The raw material is rolled into a ball, then fired in a kiln or in travelling grate to sinter the particles into a hard sphere. The configuration of iron ore pellets as packed spheres in the blast furnace allows air to flow between the pellets, decreasing the resistance to the air that flows up through the layers of material during the smelting.

Pelletizing - Wikipedia

Sintering is a thermal process (1300 1400 C) by which a mixture of iron ore, return fines, recycled products of the iron and steel industry (mill scale, blast furnace dusts, etc.), slag- forming elements, fluxes and coke are agglomerated in a sinter plant with the purpose of

Control of Pollution in the Iron and Steel Industry

Outotec Traveling Grate Pelletizing is the industry's leading induration technology for iron ore pellet processing and is designed for a wide range of plant capacities up to 9.25 million t/a. Based on over 60 years' experience and world-class R&D, our process produces uniform pellets with excellent physical and metallurgical properties.

Pelletizing - Wikipedia

The Outotec traveling grate sintering process begins with the preparation of a raw mix of iron ores, fluxes, in-plant dust and spillage fines, solid fuel, and return fines. Water is added to the raw mix to obtain optimum permeability for lower electricity consumption, …

Iron Ore Agglomeration Technologies

The thermal state of iron ore pellets during traveling-grate processes is complex, and sintering is a complex coupling process involving multiple physical factors.

Influence of sinter grate suction pressure (flame front ...

Pallet Cars & Sinter Cars; Crusher Liners. Cooler Pallet; Iron Ore Filters; Iron Ore Travelling Grate. Oil Sands . description Delivering the Highest Quality CSP has been supplying the Oilsands for 25 years. As the innovator in Alberta, CSP developed the Tungsten Carbide Overlay (PTA), Chrome White Iron Bi-metallic liners and other ore prep ...

Hot metal and crude steel production | stahl-online.de

Sintering is a widely used method to agglomerate iron-containing fine-grained materials. In sintering the ore fines, concentrates, fluxes, and coke breeze are thoroughly weighed, moistened, and mixed. The sinter mix is fed on the grate of the sintering machine to make a 0.3–1 m high bed. The grate is an endless strand of slowly moving pallets.

Design And Fabrication Of Iron Ore Sintering Machine

This can take place in shaft furnaces, rotary kilns or on a travelling grate. Pelletising plants are generally located at the iron ore producers. Sintering (caking) is carried out using strand sintering plants with strand widths of over 4 m and strand lengths of over 100 m. During the sintering process a mixture of ore fines with coke breeze ...

US6523673B1 - Method and apparatus for replacing pallet ...

Outotec Traveling Grate Sintering is based on our extensive experience and continuous R&D in fine-ore preparation and agglomeration. The process is suitable for sintering a wide range of raw materials, including iron, manganese, and nickel ores. Our innovative technologies, including industry-leading process automation

Ore Sintering - an overview | ScienceDirect Topics

To improve the sinter quality and productivity for low grade iron ore fines, different granulation processes like the conventional one, and other two advanced granulation processes like coke breeze, and flux & coke breeze coating granulation were studied in detail by conducting laboratory pot grate sintering experiments.

Study of the Parameters Influencing the Temperature ...

A mathematical model of drying and preheating processes in a traveling grate was presented based on the laws of mass, momentum, heat transfer, and drying semiempirical relations. A field test was systematically carried out in a traveling grate. The effects of pellet diameter, moisture, grate velocity, and inlet gas temperature on the pellet bed temperature were studied. The average relative ...

What Is Iron Ore Sintering? (with pictures)

around its axis whereas sintering (see Fig. 1) or indura-tion reactors move continuously on a traveling grate. The industrial scale reactors are also generally large in size because of the large tonnage production of materials. For example, the reactors used for sintering of wet iron or zinc ore granules and for induration of wet iron ore pellets

Sinter Mix - an overview | ScienceDirect Topics

May 18, 2017· Five iron ore agglomeration technologies can be defined: briquetting, nodulization, extrusion, pelletization and sintering. Sintering and pelletization are the most important agglomeration technologies, in this way, in the EU-27, 14 countries operate 34 iron ore sinter plants with 63 iron ore sinter strands, producing in the first decade of the twenty-first century 130 million tons of sinter ...

SINTERING AND PELLETISATION OF INDIAN IRON ORES

Jun 24, 2015· Gas Fired Sintering Machine 3.5.1 Dwight – Lloyed Sintering Machine: of iron ore fines is now universally carried out on travelling machine running on a continuous basis. In 1958 large machine in operation was 3.7m in width, 223 m2 area, production 800t/day. Rigt now, the largest machine are use in japan and is nearly 8m width, 500m2 ...

Sintering | metallurgy | Britannica

A raw mix of iron ores, limestones, and fuel coke fines forms a bed on a traveling grate. Figure 1shows a concep-tual version of the process in the iron ore sintering bed. Once ignited by a coke oven gas (COG) burner, coke com-bustion progresses downward very slowly, and iron ores are sintered in the high temperature (combustion) zone. Air is

what is the type of steel use in rotary kiln for ...

The raw material is rolled into a ball, then fired in a kiln or in travelling grate to sinter the particles into a hard sphere. The configuration of iron ore pellets as packed spheres in the blast furnace allows air to flow between the pellets, decreasing the resistance to the air that flows up through the layers of material during the smelting.

Study of the Parameters Influencing the Temperature ...

Iron Ore Filters; Iron Ore Travelling Grate. Oil Sands . description Delivering the Highest Quality CSP has been supplying the Oilsands for 25 years. As the innovator in Alberta, CSP developed the Tungsten Carbide Overlay (PTA), Chrome White Iron Bi-metallic liners and other ore prep parts designed to handle the fine asbrasion and impact ...

US6523673B1 - Method and apparatus for replacing pallet ...

Apr 02, 2010· As described in Chapter 14 on iron ore sintering, sintering involves the combustion of fossil fuels like coal and coke breeze to generate the heat required for sintering reactions. Therefore, emissions from the sintering process arise primarily from the combustion reactions in the sintering bed on the traveling sinter strand.

Iron Ore Travelling Grate | Cast Steel Products

for sintering and pelletizing Outotec offers unrivalled solutions and services for processing minerals and metals. Our processes for sintering and pelletizing have been the world's leading solutions for iron ore sinter and pellet production for over 50 years. The main feature is a traveling grate consisting of an endless chain of pallet cars ...

Drying and preheating processes of iron ore pellets in a ...

Sintering is a thermal process (1300 1400 C) by which a mixture of iron ore, return fines, recycled products of the iron and steel industry (mill scale, blast furnace dusts, etc.), slag- forming elements, fluxes and coke are agglomerated in a sinter plant with the purpose of

Model-Based Optimization of Industrial Gas-Solid Reactors

Feb 22, 2021· Sandi Johnson Date: February 22, 2021 Sintering treats raw iron ore formations before extraction.. Iron ore sintering is a type of powder metallurgy used to pre-treat iron before using it in manufacturing applications. Sintering involves heating iron powder to partially, but not completely, melt the iron particles. The exact process used and additional elements involved vary, with some methods ...

Technical analysis Iron and Steel sector (NACE C24.1-24.2 ...

Feb 23, 2020· In the manufacturing process, we have to use a bed of powdered iron from iron ore. This iron has to be mixed with coke before using. Then the bed of iron is ignited using a gas burner. The burned portion is then passed along a travelling grate. Here, we have to draw air through the grate in order to initiate a combustion reaction.

Hot metal and crude steel production | stahl-online.de

Travelling grate machine used for induration of green pellets resembles the well-known sintering machine of Dwight Lloyd design. ... Iron ore sintering creates substantial off-gas volumes, and treating these in order to meet increasingly stringent environmental standards

Outotec Pallet Cars for sintering and pelletizing

process fine grained raw materials into a coarse grained iron ore sinter, ready to be charged to the ... is deposited on a large travelling grate. The coke at the top of the blend is ignited by gas burners, that can be fueled by coke oven gas, blast furnace gas, or natural gas. As the grate moves, air is sucked from the top through the mixture ...

Influence of sinter grate suction pressure (flame front ...

(2014). Influence of sinter grate suction pressure (flame front speed) on microstructure, productivity and quality of iron ore sinter. Ironmaking & Steelmaking: Vol. 41, No. 6, pp. 410-417.

Traveling-grate machine | metallurgy | Britannica

Established in 1982, CVIC Group is a leading manufacturing and trading enterprise specializing in R&D, manufacturing, and sales of iron ore pelletizing and sintering plant equipment and industrial ceramics. Its manufacturing Centre is located in Tangshan, in the province of Hebei, China, which is th

Study of the Parameters Influencing the Temperature ...

A high quality sinter has high reducability, which reduces the intensity of blast furnace operations and reduces coke demand. In the sintering process a blend of different ores, ferrous containig materials – such as flue dust – and fine coke particles (known as coke breeze) is deposited on a large travelling grate.

Pelletizing - Wikipedia

This can take place in shaft furnaces, rotary kilns or on a travelling grate. Pelletising plants are generally located at the iron ore producers. Sintering (caking) is carried out using strand sintering plants with strand widths of over 4 m and strand lengths of over 100 m. During the sintering process a mixture of ore fines with coke breeze ...

Sinter Plant | Industrial Efficiency Technology & Measures

The thermal state of iron ore pellets during traveling-grate processes is complex, and sintering is a complex coupling process involving multiple physical factors.

Iron Ore Agglomeration Technologies

process fine grained raw materials into a coarse grained iron ore sinter, ready to be charged to the ... is deposited on a large travelling grate. The coke at the top of the blend is ignited by gas burners, that can be fueled by coke oven gas, blast furnace gas, or natural gas. As the grate moves, air is sucked from the top through the mixture ...

grate sintering iron pellets in philippines

Outotec - Sintering and pelletizing: Sintering and:

Difference Between Calcination and Sintering | Compare the ...

In iron processing: Sintering For this purpose, a traveling-grate machine is used, and the burning of fine coke (known as coke breeze) within the ore generates the necessary heat. Before being delivered to the sinter machine, the ore mixture is moistened to cause fine particles to …

About CVIC | Iron Ore Pelletizing Equipment | CVIC ...

An apparatus and method for changing pallet cars on-the-fly in a traveling grate machine which includes spaced-apart drive sprockets positioned at one end of intermediate curved end portions for engaging and driving the supporting rollers of the pallet cars and for causing movement of the pallet cars along the top and bottom strands of the machine.

Iron-process grate sintering iron pellets - YouTube

The raw material is rolled into a ball, then fired in a kiln or in travelling grate to sinter the particles into a hard sphere. The configuration of iron ore pellets as packed spheres in the blast furnace allows air to flow between the pellets, decreasing the resistance to the air that flows up through the layers of material during the smelting.

Modeling of Combustion and Heat Transfer in an Iron Ore ...

In a steel-sintering plant a bed of powdered iron ore, mixed with coke or anthracite, is ignited by a gas burner and then moved along a traveling grate. Air is drawn down through the grate to …

Pallet Cars & Sinter Cars | Cast Steel Products

Outotec Traveling Grate Sintering is based on our extensive experience and continuous R D in fine-ore preparation and agglomeration The process is suitable for sintering a wide range of raw materials including iron manganese and nickel or Our innovative …

Iron Ore Pellets and Pelletization Process – IspatGuru

Global iron ore production has grown dramatically in recent years to meet increasing world steel demand, especially in Asia. High grade lump ore resources are being depleted and a greater amount ...

SINTERING AND PELLETISATION OF INDIAN IRON ORES

A mathematical model of drying and preheating processes in a traveling grate was presented based on the laws of mass, momentum, heat transfer, and drying semiempirical relations. A field test was systematically carried out in a traveling grate. The effects of pellet diameter, moisture, grate velocity, and inlet gas temperature on the pellet bed temperature were studied. The average relative ...