Aug 18, 2014 . Energy Audit, DRI Process, Sponge Iron, Kiln Efficiency, Sankey . side as low grade fuel which is subsequently used in brick kiln or large.
Dec 9, 2006 . the three principal processes for forming brick and the various phases of manufacturing, . brick: extruded (stiff mud), molded (soft mud) and dry- . Metallic oxides (particularly those of iron, .. to the firing process is to control the temperature in the kiln so that incipient fusion and partial vitrification occur but.
Captive Coal Block . Sponge Iron Manufacturing Process In Rotary Kiln. Sponge iron or direct reduced iron (DRI) is used as a raw material in electric arc as well.
Nov 9, 2014 . Making process iron ore to sponge iron. . air INJECTION COAL Coal Crushing Combustion Injection to kiln Coal Injection over a large range of.
Rotary Kiln Process of Making Sponge Iron. 2.1 HISTORICAL BACKGROUND. The production of steel began in ancient times; but because of the complexity and.
CALDERYS INDIA : DRI, apart from being a source for Iron provides several . iron using non coking coal as a reductant, primarily based on SL / RN process.
2 KILN BASED SPONGE IRON PRODUCTION PROCESS .. and pressure were considered the two input variables in to the fuzzy input block function. Within.
Production of sponge iron, via the direct reduction route using rotary kilns, continues to experience significant growth in . but the refractory lining is often also damaged in the removal process. .. quicker to install than bricks in this case and.
Recovery and utilization of waste heat in a coal based sponge iron process. Vivek Kumar . iron exiting rotary kiln and further hot water is used to preheat air. To compute ... micro porous silica, ceramic fiber, glass wool and refractory brick.
direct reduction processes known as sponge iron is used mainly .. Rotary Kiln Reduction Process at NML . brick has decreased the spilage of the feed mate-.
A rotary kiln is a pyroprocessing device used to raise materials to a high temperature (calcination) in a continuous process. Materials produced using rotary kilns include: Cement · Lime · Refractories · Metakaolin · Titanium dioxide · Alumina · Vermiculite · Iron ore pellets . In some processes, such as cement, the refractory life is prolonged by.
Direct-reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore to iron by a reducing gas or elementary.
Mar 20, 2007 . 3.0 PROCESS TECHNOLOGY FOLLOWED FOR SPONGE IRON. 20 ... namely coal based rotary kilns and gas based shaft furnace reactors. The . be used immediately or converted to blocks of Hot Briquetted Iron (HBI), that.
Nov 22, 2011 . CASE Group has set up India's first DRI / Sponge Iron unit using Tunnel Kiln. The Kiln which is 194m in length, is the longest in India was.
Equipments and Machinery in sponge Iron manufacturing. .. Table: 3.6 Technical Specification of Preheating Rotary kiln of Raw material heating ...40. Table 3.7 Cost ... Brick Kilns. 25 . produce thermal energy for the process requirement.
s Pressing into blocks or bricks .. s Coke, moist s Coke, dry (petrol coke, anthracite coke) s Flue gas . kiln process (SDHL) uses the reaction enthalpy of iron.
description of the major process technologies used within the industry. Next, a . in the U.S. iron and steel industry reduce energy consumption and .. DRI is produced by reduction of the ores below the melting . Green balls are heated in a grate kiln and cooled. . Hot blast stoves are dome-topped cylinders made of brick.
Nov 26, 2013 . PROCESSES OF MAKING SPONGE IRON: - A Large No Of DRI Processes Available Today – Coal . PROCESS IN KILN :- (Block Diagram).