Page 22 - Steel Tech India eMagazine Volume April 2022

VOL. 16 • NO. 3 • April 2022
Recovery of Metallic Iron from Steel Melting Shop and

Sinter plant Waste

1
Arnab Swarnakar ; Dr. Arghya Majumder and Prof. Rajib Dey 1
2
1 – Metallurgical & Material Engineering Department; Jadavpur University; Kolkata; INDIA
2 – School of Mines & Metallurgy; Kazi Nazrul University; West Bengal; INDIA

nearer to iron mines enhancing the rural economy
Abstract
although others are located in the coastal region nearer
An integrated steel plant boosts the country’s to port for global connectivity. An integrated steel plant is
economy with its contribution towards the production referred to an iron and steel plant which is composed of
of iron and steel though it is responsible for the all the facilities starting with mineral beneficiation, coke
environmental pollution in Indian circumstances. making to steel production and also a power plant in
this article deals with the recovery of metallic iron order to support the power requirement of the particular
from the solid waste generated by an integrated units. having such utilities in a single unit generates lots
steel plant during the process of producing steel of pollutant to the atmosphere in all forms. In a modern
from iron ore. the process waste from an integrated and advance world everyone is really concerned about
steel plant is having mineral values.In this particular pollution and global warming. Several steps have been
section the mineral values from sinter plant dust and induced to monitor and minimize the pollution rate.
sludge from steel melting shop are recovered in the Steel plant exhale pollutants in all the three forms like
form of metallic iron. air pollution, water pollution and land pollution. Without
Keywords: environmental Pollution, Waste the contribution of iron and steel sector towards the
Utilization, Steel Plant. growing economy, the present economic growth rate
cannot be sustained.the country aims to increase the
INTRODUCTION production capacity of iron and steel sector.Government
An Integrated Steel Plant is a pride to developing nations of India’s present national steel policies 2017 aims
like India. In India Iron and Steel sector is considered as to increase the production capacity of crude steel to
one of the major sectors. Iron and Steel sector in India 300 metric tons, production to 255 metric tons and a
contributes nearly 2% of countries GDP . In 2019 India robust finished steel per capita consumption to 158
[1]
became the second largest producer of crude steel after kg by 2030 . Increase in production of iron and steel
[5]
china with an annual production of 111.2 million tons will increase the pollution level. Pollution can never
[2]
and continues the second position with a continuous hinder the progress of our country. countries economic
increase in the annual production as of 2022 with 120 progress will secure sustainabilityin present and future
million tons of crude steel . the last couple of years days. technology enhancement is required to reduce
[3]
were a challenge for the steel producers to continue the pollution parameters. certain rules and regulations are
sustainability due to cOVID-19 pandemic. And even provided by central Pollution control Board (cPcB) in
after, the overall market globally is still imbalanced due order to control pollution generated by iron and steel
to other social and political problems.India is having sector . Several measures have been taken by the
[6]
around 959 mini steel plants and 18 integrated steel producers to control pollution from iron and steel sector.
plantand many others are under construction across its Steel producers, research laboratories and educational
geographical origin . Major iron and steel plant in India institutes have taken this matter seriously. each steel
[4]
is situated in rural area within an affordable distance plant is quite serious about finding the remedial ways

20 Steel tech