Iron and steel are key products for the global economy. Since 2000, global steel production has grown by 75%, reaching 1.49 billion tons of steel in 2011. 1 The sector is the largest industrial emitter of CO 2 (with direct emissions of 2.16 Gt in 2006) and second largest industrial user of energy (consuming 24 EJ in 2006).
Historically, iron was produced by the hot-blast method, or later, the anthracite furnace. Either way, the fundamental activity in iron making involved a worker stirring small batches of pig iron and cinder until the iron separated from the slag.
The metal Hot metal (blast-furnace iron)Most blast furnaces are linked to a basic oxygen steel plant, for which the hot metal typically contains 4 to 4.5 percent carbon, 0.6 to 0.8 percent silicon, 0.03 percent sulfur, 0.7 to 0.8 percent manganese, and 0.15 percent phosphorus.
Iron is the primary raw material used to produce steel — itself an alloy of concentrated iron with a minute amount of carbon. Globally, steel production drives 98 per cent of the demand for iron, while electronics and non-metallurgical uses drive the remaining 2 per cent.
Use of Iron Ore Pellets in Blast Furnace Burden 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 shaping them into oval/spherical lumps of 8-20 mm in diameter by a pelletizer and hardening the balls by firing with a fuel.
Mortimer Smelter is one of the three smelting operations in the Anglo Platinum Group. It is located in the Limpopo Province, approximately 100 km north of Rustenburg, and approximately 15 km west of Northam. The smelter operation is the smallest of the three smelting operations in the group, with a ...
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 shaping them into oval/spherical lumps of 8-16 mm in diameter by a pelletizer and hardening the balls by firing with a fuel.
There are major differences between the steel making process of today and the HYBRIT-process of tomorrow. In the current blast furnace based process, coal is the main source of energy. The use of coke ovens produces metallurgical coke and coke oven gas. The coke is used in the blast fu