The raw materials of woodchips can be pulpwood, waste wood, and residual wood from agriculture, landscaping, logging, and sawmills. Woodchips can also be produced from remaining forestry materials including tree crowns, branches, unsaleable materials or undersized trees.
Forestry operations provide the raw materials needed for woodchip production. Almost any tree can be converted into woodchips, however, the type and quality of the wood used to produce woodchips depends largely on the market. Softwood species, for instance, tend to be more versatile for use as woodchips than hardwood species because they are less dense and faster growing.
A wood chipper is a machine used for cutting wood into smaller pieces (chips). There are several types of wood chippers, each having a different use depending on the type of processing the woodchips will undergo.
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