Published
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.
WITHDRAWN
ISO 17225-4:2014
PUBLISHED
ISO 17225-4:2021
60.60
Standard published
Feb 19, 2021
Solid biofuels - Fuel specifications and classes - Part 4: Graded wood chips (ISO 17225-4:2021)
60.60 Standard published