What is Bunker and Bunkering..??

In the course of maritime and shipping business, all of you would have come across the term BAF which stands for Bunker Adjustment Factor..

You might have also heard of some ships arriving at your port for Bunkering..

Bunker is simply the name given to the Fuel that is used to operate ships..

Bunkering is the action of supplying a ship with bunkers..

There are various types of Fuel Oil and within the Fuel Oils, there are many classifications, standards and grades..

What is bunker and bunkeringFew types of Fuel Oils are :

MGO (Marine gas oil), MDO (Marine diesel oil), IFO (Intermediate fuel oil) , MFO (Marine fuel oil), HFO (Heavy fuel oil) 

It is referred to as Bunker because in the past when ships used to run on steam produced from coal, the storage containers for the coal was known as a BUNKER..

This word has stuck on todate..

So the next time you hear that a ship is in port for bunkering, you know that it is there just to fill up some fuel.. Simple, isn’t it..??

Be part of the discussion and share your views about the article here..

28 comments on “What is Bunker and Bunkering..??

  1. satyam7252 says:

    In the latest report published by Credence Research, Inc. β€œBunker Fuel industry: Growth, Future Prospects and Competitive Analysis, 2015-2020,” the global bunker fuel industry was valued at US$ 244 Bn in 2014, and is expected to reach US$ 288.3 Bn by 2020, expanding at a CAGR of 2.8% from 2015 to 2020.

  2. Anshul says:

    Dear Sir

    If you could help me giving few idead of how to approach ships and other people for bunkering if am in diesal sales as i am new in the company and would like to get some good contracts.


  3. Htet Ko Zin says:

    Thanks a lot, sir

  4. Mzwandile101 says:

    on my side the article help us to have a knowledge and the understanding of how the two names differ as I have the knowledge of what is to bunkering and bunker and the different types of fuel oil like (marine diesel oil, intermediate fuel oil, marine fuel oil, heavy fuel oil) and how to do metainformation which includes (ref no , kin visc , dynamic visc , density and multiple temparature

  5. SIDDHRAJ says:


    1. Glad to be of help Siddhraj..

  6. uche says:

    Very simple and understandable.

  7. Bassey says:

    Instructive and helpful to me

  8. Harley Cooper says:

    Can anyone suggest how I can find out who is buying a particular quantity of crude oil and the price they are paying at a particular port

  9. Aniekan says:

    Excellent explanation.

  10. Alim says:

    Hello all
    I’m looking for Bunkering supplier.
    I’ll be very thankfull for some hints.


    1. Andy says:

      Contact Haider at Glander international bunkering.
      I dealt with him in the past, he is a good man.

  11. Andrew Chu says:

    Hi everyone, I’m searching on the site tips for doing oil logistics (help import/export oil and fuel) and this one comes up.

    Has anyone ever done it b4? Any general or specified tips? I would be grateful to receive any comments!

    1. Hello Andrew, what are you specifically looking to do..??

  12. romesh.Sharma says:

    Very well and explicitly explained.Thanks.

    1. Thank you Romesh, glad to be of help..

  13. Patricia says:

    You have just “saved my life”! I am a translator in Brazil and no dictionaries were able to tell me that bunker refers to fuel! Thanks a million!

    1. Haa haa, nothing so dramatic, but you are welcome Patricia πŸ™‚

  14. Ashish S says:

    Well Simple it looks like, but it is not πŸ™‚ Ask engineers out there (Sarcastically). Bunker operations needs to be taken care a lot, as it posses a great environment concern if any oil spill occurs. There have been many cases, when bunker operations gone haywire and repercussion they had were tragic.

    if some body is interested out there to read more about it you can visit this link (No i am not droping baclink, just thought to share knowledge about it πŸ™‚ http://www.marinersgalaxy.com/2013/03/what-is-bunkering-process-how-it-is.html

  15. J says:

    That de-mystified the whole thing for me. Thanks for the explanation.



  17. MIMI says:


  18. tradelo says:

    very simple and I liked this site

  19. joel says:

    very interesting

  20. Manoj Parajuli says:

    great info…

    1. brian gabrial says:

      Very well and explicitly explained.Thanks.

(Estimated reading time: 2 minutes)
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