Newsroom - Sep 22, 2023

Reducing Emissions in Steel Plants: A Path to Sustainability

In the pursuit of a greener and more sustainable future, industries worldwide are grappling with the challenge of reducing emissions. Steel manufacturing plants, a significant contributor to greenhouse gas emissions, are no exception. In this article, we’ll explore the emissions issue in steel manufacturing and a promising opportunity to reduce emissions through the improvement of furnace efficiency, with a recent example involving IGS (Integrated Global Services) and their innovative Cetek coating technology.

Emissions in Steel Manufacturing: A Growing Concern

Steel manufacturing is an energy-intensive process, typically involving the heating of iron ore, coke, and limestone in blast furnaces to produce molten iron. This energy-intensive nature, fueled mainly by coal or natural gas, has made steel manufacturing one of the largest industrial sources of carbon dioxide (CO2) emissions globally. Beyond CO2, steel production can also result in emissions of pollutants like sulfur dioxide (SO2) and nitrogen oxides (NOx), which contribute to air pollution and environmental degradation.


Addressing emissions from steel plants is not only an environmental imperative but also a business necessity. Increasingly strict regulations, growing public concern about climate change, and the demand for sustainable products have put pressure on the steel industry to find cleaner and more efficient ways to operate.

emissions in steel plants

The Opportunity: Improving Furnace Efficiency

One of the most significant opportunities for emissions reduction in steel manufacturing lies in improving furnace efficiency. Furnaces play a central role in the steelmaking process, and optimizing their performance can lead to substantial energy savings and emissions reductions.


Efficiency improvements in furnaces can be achieved through various means, including better insulation, advanced combustion techniques, and the use of high-performance coatings. Among these methods, high-performance coatings like Cetek have gained attention for their ability to enhance furnace efficiency.

IGS Takes the Lead: A Case Study

Recently, IGS, a recognized leader in the field of efficiency and reliability solutions, was awarded a contract to improve the efficiency of a European steel manufacturing plant’s furnace. The project involves applying Cetek coating technology to the radiant section of the furnace with a view of supporting the company’s sustainability strategy.

Cetek coatings are designed to withstand high temperatures and harsh environments while promoting heat transfer and reducing thermal radiation losses. By applying Cetek coatings to the radiant section of the furnace, IGS aims to enhance heat absorption and retention, resulting in increased furnace efficiency.

Furnace Thermal Efficiency Study

Prior to the contract being awarded, IGS performed a detailed furnace thermal efficiency study, pinpointing operating limitations compared to design specifications delivering projected results in terms of reliability, energy conservation, increased throughput, and reduced emissions.



The Expected Impact

Improving furnace efficiency through technologies like Cetek coatings can yield several significant benefits:


Reduced Energy Consumption: Enhanced efficiency means that the furnace requires less fuel to achieve the same production output, leading to lower energy consumption.


Lower Emissions: With reduced energy consumption, there is a corresponding reduction in CO2 emissions and other pollutants associated with energy generation.


Cost Savings: Energy-efficient furnaces translate into cost savings for steel manufacturers, making their operations more competitive in a global market.


Environmental Responsibility: By embracing efficient technologies, steel manufacturers can demonstrate their commitment to reducing their environmental footprint and contributing to a more sustainable future.


Conclusion: A Bright Future for Steel Manufacturing

As the steel industry grapples with emissions and the imperative to become more sustainable, the quest for efficiency is a beacon of hope. Innovations like Cetek coatings from IGS exemplify the industry’s commitment to improving operations while reducing its environmental impact. By embracing such advancements, steel manufacturing plants can take significant strides toward a greener and more sustainable future.