Forest residues

Industry

When the forest is harvested in any of Södras members, we make use of the entire tree. In addition to sawlogs and pulpwood, branches and tops (known as forest residues) are gathered, then covered, dried, and chipped. We believe that using the whole tree is essential for the phasing out of fossil energy. Moisture content is at its lowest during the summer months, so the collection of branches and tops takes place between April and October to preserve the lowest possible moisture level.

Frequently asked questions

What is harvested during logging in members’ forests?

During logging in the forests of Södra's members, the entire tree is utilised, including sawlogs, pulpwood, branches, and tops (forest residues).

What happens to branches and tops (forest residues) after harvesting?

Branches and tops are gathered, covered, dried, and chipped after harvesting.

What tree species make up the forest residues?

Approximately 75% of the forest residues consist of coniferous trees, and the remaining 25% come from deciduous species.

What is the energy content and ash content of forest residues?

Forest residues have an energy content of 0.97 MWh/m³s and an ash content of 2%.

Forest residues

Forest-based biofuel

High-quality forest residues from family-owned forests

Forest residues are produced from branches and tops (forest residues), as well as thinning and clearing wood. With their high dry matter content, forest residues are among the most energy-efficient fuel products. To maintain the lowest possible moisture content, forwarding takes place between April and October.

Forest residues have a moisture content of 35–50%, which most heating and combined heat and power plants are adapted for. Approximately 75% of the forest residues come from coniferous trees and 25% from deciduous species. The energy content is 0.97 MWh/m³s and the ash content is 2%.

Skogsflis

Good to know

Facts about forest residues from Södra

  • Forest residues have a high dry matter content, making them one of the most energy-efficient fuel products.
  • They are produced from branches and tops (lforest residues), as well as thinning and clearing wood, meaning the entire tree is utilised during harvesting.
  • Forest residues have a moisture content of 35–50%, which most heating and combined heat and power plants are adapted for.
  • Around 75% of the forest residues consist of coniferous trees, while the remaining 25% come from deciduous species, resulting in a well-balanced and energy-rich product.

Contact us

Do you have questions about our products or need help with your order? Our dedicated team is here to assist you.
Johan Axmarker

Johan Axmarker

Sales Director Biofuels
+46 70 386 50 29
jo......@sodra.com

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