travelling grate iron ore
This high grade iron ore concentrates in form of slurry is transported to pellet plant through underground slurry pipeline. After receiving this slurry at pellet plant, the slurry is filtered and filtered cake is being used to produce iron ore pellets through indurating furnace of travelling grate technology.
High grade iron ore less than 10% of the total reserves. ROM iron ore with Fe less than 58 – 60% discarded as waste. After beneficiation iron ore availability can improve by about 50%. ... Travelling grate machine used for induration of green pellets resembles the
The traveling grate is comprised of chain that carries the pellets like a conveyor. The difference is that the grate chain allows air to pass through it. The grate chain travels flat and strait. There are several compartments the pellets are exposed to different heat. Once the pellets are discharged into the kiln the grate chain returns underneath.
Oct 01, 2012· Metallurgical tests are performed according to ISO standard test procedures for iron ore pellets. About two thirds of the global pellet production derives from Outotec travelling grate process ...
Grate-Kiln iron ore pelletizing system Principles of operation • Traveling grate-Pellets are dried and partially indurated through multiple cross flow process zones: updraft drying, downdraft drying, tempered preheat, and preheat, strengthening pellets for processing in rotary kiln
Mar 21, 2015· Understanding Pellets and Pellet Plant Operations. Pelletizing is an agglomeration process which converts very fine grained iron ore into balls of a certain diameter range (normally 8mm to 20 mm, also known as pellets. These pellets are suitable for blast furnace and direct reduction processes.
A range of high-quality, compact burners, specifically designed for iron ore sintering and pelleting plants using traveling grate kilns. Iron Ore Pellet Kiln burners can also be used in a number of other applications such as hot gas generators, calciners and pre-heat chambers.
Detailed grate chain and its components 6 Iron ore pelletizing Grate The traveling grate is a conveyor that tran-sports balled iron ore concentrate through cross-flow processing zones. The conveying element is a continuous loop assembly of slotted ferrous stainless steel grate plates, chain castings, and side plates to carry a Equipment description
China Top Quality 2000tpd Traveling Grate For Iron Ore Pelletizing, Find Complete Details about China Top Quality 2000tpd Traveling Grate For Iron Ore Pelletizing,Rotary Kiln Chain Grate Pelletizing Plant,Steel Plant,Disc Pelletizer from Other Metal & Metallurgy Machinery Supplier or Manufacturer-Zhengzhou Mega Industry Co., Ltd.
Since traveling grate plants are most efﬁ cient with 3–7 mt/a production capacities, we have developed steel belt technology for production of 80,000–1,000,000 t/a. This innovation is designed for the cost-effective agglomeration of smaller quantities of chrome ore, iron ore, manganese ore or niobium ore as well as for steel plant residues.
The meaning of "traveling grate" and … sintering machine's travelling grate, … process involving a traveling grate. The difference is similar to "flying a … Iron ore pelletizing Grate-KilnTM system – . Installation of conveyor chain "Blanket" into travelling grate. … for speed control between 0.5 to 1.5 rpm kiln speed.
Two industrial systems dominate the iron ore pelletising industry Outotec's travelling grate (accounting for over 2/3 global production) ... Recent technological advancements in high capacity pellet plants ...
Nov 21, 2012· There are two major processes for the production of Iron ore pellets: Straight Grate … Grate-Kiln technology. The first Grate-Kiln Iron ore pelletizing … Outotec – Sintering and pelletizing -Iron ore. Our travelling grate technology has been leading the development and applications of iron ore sintering and pelletizing.
Iron ore green balls are soft and easy to break. So after the pelletizing and screening operations, iron ore pellets have to be hardened in a furnace through a firing process. Once fired, they can be handled, loaded in ships or trains and delivered to the end users.
travelling grate for iron ore - icsangiovannibosconaroit. straight-grate travling for iron ore pellet, OUTOTEC TRAVELING GRATE PELLETIZING 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 925 million t/a.
Jan 20, 2013· Iron ore pelletizing Grate-Kiln system TM – Our crusher Corporation … a continuous parade of grate cars moves at … The Grate-Kiln® induration machine is composed of three separate process pieces of equipment. The traveling grate is … »More detailed
It focuses on the reduction of carbon composite iron ore briquette in travelling grate. In this study, the possibility of manufacturing the prereduced agglomerate (PRA) under oxidising atmosphere with travelling grate and the optimum manufacturing conditions of carbon composite iron ore …
Traveling Grate Sinter Plant; Outotec® Traveling Grate Sinter Plant. Reduce environmental impact with low fuel consumption and ultra-efficient gas cleaning. Outotec has built more than 400 iron ore sinter plants worldwide. This process, primarily used for iron ores, can also be used for sintering manganese and nickel ore fines.
The purpose of this paper is to provide a review regarding the available mathematical models for travelling-grate iron ore induration furnaces, pointing at some opportunities and aspects to ...
Iron ore pellets and Pelletizing processes. satyendra; February 23, 2013; 4 Comments ; Grate kiln process, Iron ore fines, iron ore pellets, Pelletization processes, Straight kiln process, Iron ore pellets and Pelletizing processes Pelletizing is a process that involves mixing very finely ground particles of iron ore fines of size less than 200 mesh with additives like bentonite and then ...
Plant Type Grate Kiln Grate Kiln Grate-Kiln Travelling Grate Travelling Grate Travelling Grate Plant Location Europe Europe South America Europe South America South America Year 2007 2007 2006 2007 2001 2007 Iron Ore Type Magnetite Magnetite Hematite Magnetite Hematite Hematite Electrical Energy (Induration/Fans) 26.7 kWh/t
View the sourcing details of the buying request titled Travelling Grate Spares for Iron Ore Pelletaisetion Unit, including both product specification and requirements for supplier. Made-in-China.com helps global buyers match their buying requests with the right supplier efficiently.
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.
The process for pelletizing iron ore fines is an important operation unit for producing high quality of raw materials for the subsequent reduction processes such as blast furnace or direct reduction. The process essentially involves production of green pellets and induration on a traveling grate furnace to promote inner partial melt and ...
Traveling Grate Dryer For Iron Ore Pelletizing Plant, Find Complete Details about Traveling Grate Dryer For Iron Ore Pelletizing Plant,Traveling Grate Dryer,Traveling Grate Process,Traveling Grate Pelletizing Plant from Other Drying Equipment Supplier or Manufacturer-Zhengzhou DynNor Industrial Machinery Co., Ltd.
Request PDF on ResearchGate | Drying and preheating processes of iron ore pellets in a traveling grate | A mathematical model of drying and preheating processes in a traveling grate …
Aug 26, 2016· The plant took iron ore concen, Pellets. Stack. Travelling grate. Green balls. Modern Grate, Kiln System flowsheet grate furnace kiln taconite coal fired straight grate iron ore induration ...
Aug 04, 2015· Thermal state of iron ore pellets in industrial traveling grate–rotary kiln process cannot be revealed straightforward, which is unfavorable for field operations. In this study, coupled predictive models of pellet thermal state within traveling grate and rotary kiln were established.
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.
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... Drying and preheating processes of iron ore pellets in a traveling grate | SpringerLink