Where do wood pellets come from?
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Wood pellets are made from wood waste and residual material from the wood processing industry. The raw materials for wood pellets mainly come from sustainably managed forests, sawmills and wood processing companies. Here are the general steps of the production process:
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Wood waste collection:
- The process begins with the collection of wood waste and residual materials, such as sawdust, wood chips, bark, and branches, from sawmills and other wood processing plants.
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Selection of Raw Materials:
- The collected wood waste is carefully selected and checked to ensure that it meets the required standards for quality and sustainability.
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Drying of Raw Materials:
- The wood waste is then dried to reduce its moisture content. A lower moisture content is important for efficient combustion of the pellets.
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Reduction of Resources:
- The dried wood waste is reduced into smaller particles, usually sawdust and wood chips.
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Pressing Pellets:
- The reduced wood waste is compressed under high pressure to form wood pellets. During this pressing process, the natural lignin in the wood is released, which holds the pellets together without the addition of binders.
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Cooling and Sieving:
- The formed wood pellets are cooled and passed through sieves to remove unwanted particles and obtain the desired size of the pellets.
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Packaging:
- After the production process, the wood pellets are packed in bags of different sizes, big bags or bulk containers, ready for distribution and use.
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Storage and Transport:
- The packaged wood pellets are stored in warehouses and then transported to distribution points, stores, or directly to consumers.
Wood pellets are therefore produced from renewable sources, using wood waste to create an efficient and sustainable fuel. The use of wood pellets contributes to reducing waste and promoting sustainable forest management.