Various Kinds of Coals That Are Used Around the World

 


Coal has been the main source of energy for more than a century now and has been extensive used for power generation purposes, run different types of trains, and provide energy to different industries. The world is gradually moving towards more sustainable energy sources in order to reduce the increasing carbon footprint, but the role of coal can’t be undermined as it’s still an integral part of the world’s energy needs. Coal is derived in different forms and types, with each kind having a unique purpose in different industries.

Many countries around the world put their share in the world’s coal production, with China being a key contributor with almost 47% of the world’s total coal production. Similar to many coal distributors in different parts of the world, Indonesia also puts a brief share in the coal production drive being home to one of the leading Indonesian steam coal supplier circuits.

Here are the different kinds of coals that are used for different purposes around the globe. 

Mainly the coals can be divided into two categories, namely hard coals and low ranked coals.

Hard Coals

Anthracite

Anthracite coal can be defined as the most mature kind of coal. It has the most amount of carbon components and is often used for heating purposes. The most known application of this type of coal is in the power generation and fuel production sector.

Bituminous coal

Bituminous coal is a kind of coal that is relatively darker in color profile and harder than other kinds of coal found around the world. Bituminous coal can be categorized into two types, namely thermal and metallurgical. Thermal coal is also recognized as steam coal, and its basic use is to produce energy. Metallurgical coal, on the contrary, is used to make steel and iron; together, they make up more than 50% of the world’s coal assets.

Low Ranked Coals

Lignite 

Lignite can be described as a raw and early form of coal. The lignite coal is soft in nature, and the color profile of this coal may vary from black to brown. Mostly the lignite is used for power generation applications and makes up nearly 17% of the world’s total coal resources.

Sub-bituminous coal

Sub-bituminous coal burns more cleanly than other types of coal due to its low sulfur content. Formation of this type of coal results from lignite coal pressurizing through a process that might last for millions of years. The most common sub-bituminous coal is industrial and for power generation. It leaves the minimum carbon footprint, and many industries have started to shift on this type of coal to minimize carbon emissions.





 



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