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Wood pellet

Note: THERMOFLUX d.o.o. is not pellet manufacturer and this article is informative character


The most of us are familiarized with firewood and wooden briquette. Pellet is a fairly new type of fuel made of compressed sawdust like briquette. Pellet is low-cost fuel with clean burning. It’s burning releases very efficient heating energy.

Pellet is categorized as renewable source of energy. Emission of carbon dioxide from wood pellet burnout is minimal almost equal to none.

To make pellet, sawdust and wooden waste gets dried out and pressed under high pressure without adding any adhesives. Average energy value of wooden pellet is about 18 MJ/kg (4.9 kWh/kg).


1 kilo of wooden pellets compared to other types of fuel:

0,47 m³ of natural gas

0,49 l of heating oil

0,75 l liquefied gas

1,21 kg of firewood

0,82 kg of briquetted coal

1,14 kg of woodchip

1,04 kg of wheat

Wooden pellet comes packed in 15 kilo bags.


How to recognize good quality wood pellet?


Wooden pellet placed on market comes in different quality variations due to the manufacturing process, type of used raw materials and intensity of applied pressure.

Good quality wood pellets are shiny and smooth surfaced of equal length and without dust.

Bad quality wood pellets are with cracked surface, various sizes packed with plenty dust.





          Simple quality test:

Place minor amount in glass of water:

Good quality: pellet sinks.


Bad quality: pellet floats.