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Feb 13, 2015 In order to explore the efficacy of iron orecoal composite pellets over ordinary green pellets, indurated pellets, briquettes as well as standard charging of material in the form of concentric layers of iron ore and coal fines, or their mixture, these pellets were tested at 1,150 C in a 7 tons per day 7 tpd pilot tunnel kiln.
CN1804049A Tunnel kiln without exterior combustion. The relates coal-base direct reduction process for sponge iron with different shape by tunnel kiln without outer combustion chamber and the combination comprises as shown in abstract figure to iron concentrate, firing pellet, cooling or compacting preparing the reducer blending, loading into retort entering the kiln out the kiln and ...
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However, Rotary kiln process suffers from serious limitations like low productivity and pollution. In this respect fixed bed Tunnel kiln furnace are evolving as an alternative to Rotary kiln process. Iron ore fines and the low grade beneficiated iron ore cake are directly used for manufacturing of sponge iron in tunnel kilns.
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tunnel kiln process sponge iron is manufactured from Shanghai ,It is the main mineral processing solutions. TY stone crushing machine project-tunnel kiln process sponge iron. ShangHai TY tunnel kiln process sponge iron are a professional production of stone crushing machine.Sales and Widely used in Europe, South America, Africa, Eastget price
DRI, also known as sponge iron, is the product of reducing iron oxide in the form of iron ore and steel plant wastes into metallic iron, below the melting point of iron and typically in the range of 8001200 C. Iron oxide is charged into shaft furnace, rotary kiln, or fluidized beds in the form of pellet, iron ore lumps, or fines. The reduction takes place using gaseous reductants CO H ...
Tunnel kiln sponge iron production. Direct reduction of iron ore from tunnel kiln proc. Nov 11, 2015Tunnel Kiln for DRI, Sponge iron, CBI production By using tunnel kiln to produce DRI is that mix the iron ore concentrate, pulverized coal and limestone powder with certain proportion and feed into material barrel for being reduction, and then put these drums on the kiln car and
We would like to introduce ourselves as a complete house for Engineering, Design and Construction amp Total Project Management. We boast our expertise in the field of Sponge Iron making through Rotary Kiln amp Tunnel Kiln route, Mineral Beneficiation, Material Handling Crushing, Sizing, Pelletizing, Captive Power Plant using waste heat and fludized bed Boilers, Mini steel plants through ...