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Dry
Kiln Operator's Manual
(1961)
Developed by the Department of Agriculture.
200 pages of material! Adobe
PDF
format.
This
manual presents knowledge of kiln-drying principles
useful to owners and operators of dry kilns. The
techniques described can be applied in the cliying of
lumber, dimension stock, cooperage stock, and many
special items such as gunstock, bowling pin, and
shoelast blanks. This manual is also intended as a text
on the theory and practice of kiln-drying, and it should
prove of value to students of wood technology, dry kiln
manufacturers, and producers of wood products in
general.
Topics covered include:
- Properties of wood related to drying
- Kiln types and features
- Auxiliary kiln equipment
- Inspection and maintenance of dry kilns and equipment
- Stacking lumber and other items for kiln-drying
- Kiln samples
- Loading the dry kiln
- Kiln schedules and drying time
- Drying defects
- Operating a dry kiln
- Storage of wood
Sample
low resolution images:
Air
Drying of Lumber (1971)
Developed by
the Department of Agriculture. 114 pages of material! Adobe
PDF
format.
Describes
how lumber can be dried most effectively under outdoor
conditions, and illustrates air drying principles and
procedures developed through field investigations and
observations of industrial practices. Particular
emphasis is placed on the yarding of lumber in unit
packages. Included are such subjects as why lumber is
dried, advantages and limitations of the process,
properties of wood in relation to drying, the drying
yard layout, piling methods, causes and remedies of
air-drying defect«, factors affecting the cost of air
drying, and protection of air-dried stock.
Topics
covered include:
- Why dry lumber?
- Wood properties in relation to drying
- Air-drying process
- Air-drying yard
- Piling methods for air drying
- Air-drying defects—causes and remedies.
- Factors affecting cost of air drying lumber
- Protection of air-dried lumber
Sample
low resolution images:
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