BBE 1001 Lecture Notes - Lecture 12: Chromophore, Cellulose, Quercus Rubra
16 Dec 2017
School
Department
Course
Professor
Document Summary
Primary breakdown process secondary breakdown green barrier green sections/pieces are conveyed to mill sorter stacked for drying dry kiln planer cracking dry kiln final product. Produce bark-free chips for pulp and paper. Remove sand and grit along with bark to decrease saw dulling. Log scanning: put through scanners for foreign objects. Carriage moves the log past the saw (circular or band saws) Multiple pass of log carried by carriage. Tend to be used for more expensive logs. Edgers saw off and square up sides. Either shipped un-dry (after grading) or stacked to get ready to dry (air/kiln) More expensive to dry, but wood is stronger, lighter, and more resistance. Surfacing is followed by grading and sorting. Percentage of the output number (lumber, sawdust, or chips) weight relative to the weight of debarked logs. Standard sizes are required for economical stockpiling. For decorative and finishing paneling, siding, decking, windows, and doors = appearance is important.
