ISO 17225-4:2021
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The latest, up-to-date edition.
Solid biofuels Fuel specifications and classes Part 4: Graded wood chips
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French, English
19-02-2021
This document determines the fuel quality classes and specifications of graded wood chips. This document covers only wood chips produced from the following raw materials (see ISO 17225-1:2021, Table 1):
1.1 Forest, plantation and other virgin wood;
1.2 By-products and residues from wood processing industry;
1.3.1 Chemically untreated used wood.
This document covers only wood chips, which are produced with sharp tools, and does not cover hog fuel, which is produced with blunt tools.
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