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: Chips are literally "beaten to a pulp" using mechanical force.
Wood chips are broken down into a fiber suspension called pulp. ijv6TP
: Vacuum boxes underneath the screen pull more water out to solidify the mat. : Chips are literally "beaten to a pulp"
: Chips are "cooked" with steam and chemicals in large pressure tanks called digesters to dissolve the lignin (natural glue) holding fibers together. ijv6TP
: Many mills use "waste" wood from sawmills that cannot be used for lumber.
The pulp, which is roughly 99% water and 1% fiber at this point, is pumped onto a moving wire screen.
The process begins by harvesting trees, which are debarked and cut into small wood chips about the size of a coin.