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| Title | Publication | Publish Year |
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Properties of compression dewatered and baled aspen wood chip fuel use
This project investigated basic relationships of the compression dewatering and baling of wood chips. The following fundamental aspects of experimental, compression dewatered chip bales were investigated: bale durability, moisture content […]
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Forest Products Journal | 1989 |
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Properties of open-stored wood fuel during winter months in Northern Michigan
An experimental wood fuel storage pile was constructed in January 1990 at the Viking Energy facility in McBain, Mich., and evaluated over a 3-1/2-month period. The 30-foot-high, 450-ton pile of […]
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Forest Products Journal | 1992 |
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Properties of Red Oak Lumber Dried By Radio-Frequency/Vacuum Process and Dehumidification Process
Matched pairs of red oak lumber were dried by two different processes: dehumidification (DH) and radio-frequency/vacuum (RFV). The DH drying took approximately 35 days to dry the lumber to 8 […]
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Forest Products Journal | 1984 |
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Properties of Structural Particleboards
Phenolic-bonded particleboards were made to study effects of particle geometry, resin content, and panel density on strength, durability, and, dimensional stability properties. All panels were 1/2 by 24 by 28 […]
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Forest Products Journal | 1974 |
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Pulp Chips and Tanbark from Hemlock Slabs By Air-Flotation
Four-foot hemlock (Tsuga canadensis Carr.) slabs with attached bark and wood were banded into 400-500 pound bundles for outside storage and periodic chipping, tests. The slabs consisted of two lots. […]
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Forest Products Journal | 1955 |
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Quality Control and Seasoning
The value of statistical methods in establishing and maintaining desired seasoning standards in woodworking plants has been demonstrated by the Forest Products Laboratory in tests at two furniture plants. Standards […]
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Forest Products Journal | 1949 |
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Rapid Determination of Wood Fuel Moisture Content Using a Microwave Oven for Drying
A method of determining moisture content (MC) of wood fuel using a microwave oven for drying the wood was evaluated by drying paired samples of five different wood fuel types […]
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Forest Products Journal | 1982 |
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Rates of Swelling of Wood in Vinyl Monomers
The swelling rates of wood in various vinyl monomers were measured. Loblolly pine wafers were soaked in methyl methacrylate (MMA), styrene (ST), acrylonitrile (ACN), ethyl acrylate (EA), and binary mixtures […]
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Forest Products Journal | 1968 |
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Reducing moisture content variability in kiln-dried hem-fir lumber through sorting: a simulation
For 5 of the hem-fir species plus mountain hemlock, a drying curve was determined for each of 33 boards dried according to the same kiln schedule. Despite large differences in […]
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Forest Products Journal | 1993 |
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Reducing Variability in Final Moisture Content of Kiln-Dried Western Hemlock Lumber
This study investigated presteaming of western hemlock lumber to minimize the nonuniformity of final moisture content. Presteaming from 4 to 24 hours and drying with conventional or high-temperature (above 212?F) […]
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Forest Products Journal | 1972 |
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Reduction of growth stress in logs by direct heat treatment: assessment of a commercial-scale operation
Reducing the growth stresses in wood is important in increasing yield during sawing. Many methods have been attempted to reduce these stresses, but few practical procedures have been found. In […]
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Forest Products Journal | 1997 |
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Regression technique for estimating wood moisture content at time of manufacture
Linear regressions were established between wood moisture content (MC) and dimension for a sample of kiln-dried and freshly surfaced redwood (Sequoia sempervirens) and ponderosa pine (Pinus ponderosa) boards. With knowledge […]
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Forest Products Journal | 1987 |
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Relationship between longitudinal stress wave transit time and moisture content of lumber during kiln-drying
The relationship between longitudinal stress wave transit time and wood moisture content (MC) was examined as a potential means of estimating MC control points in dry kiln schedules for lumber. […]
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Forest Products Journal | 2001 |
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Relationship Between Permeability of Green and Dry Eastern Hemlock
Describes the general methodology used to measure the nitrogen gas permeability of eastern hemlock at various moisture contents and the results obtained. Specimens of eastern hemlock about 25 mm square […]
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Forest Products Journal | 1968 |
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Relationship between stress wave velocities of green and dry veneer
This paper evaluates the relationship between the stress wave velocities of green and dry southern pine and Douglas-fir veneers. A commercial stress wave timer and a laboratory signal analysis system […]
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Forest Products Journal | 2004 |
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Relationship of Moisture Content and Flexural Properties in 25 Commercial Hardboards
Twenty-five types of commercial hardboard were studied representing ten different companies with treated and untreated boards in 1/8- and 1/4-inch thicknesses. Three manufacturing processes–wet, semidry, and dry–were represented. The hardboard […]
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Forest Products Journal | 1956 |
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Relationship of Specific Gravity to Moduli of Rupture and Elasticity in Commercial Hardboard
A total of 36 different types of commercial hardboard were studied, obtained from 11 producers in Canada and in the U.S. Five basically different processes, three thicknesses, and two classes […]
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Forest Products Journal | 1958 |
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Relative Humidity, EMC, and Collapse Shrinkage in Wood
Small red oak (Quercus sp) specimens conditioned at very high humidities showed equilibrium moisture contents (EMC) between 60 percent and 30 percent and very substantial collapse type shrinkages at temperatures […]
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Forest Products Journal | 1984 |
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Resistance Moisture Meter Correction Factors for Western Softwood Species
Species correction factors for the standard Delmhorst resistance moisture meter were determined for the following species: Pinus monticola, Pinus contorta, Picea sitchensis, Picea glauca, Pseudotsuga menziesii (Mirb.) Franco, Pseudotsuga menziesii […]
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Forest Products Journal | 1972 |
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Review of the Dielectric Properties of Wood and Cellulose
The dielectric properties of wood are important not only for understanding the structure of wood and cellulose at the molecular level, but also for practical application in industrial heating, and […]
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Forest Products Journal | 1967 |
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Sampling Levels for Hardwood Kiln-Drying Control
Moisture content (MC) variation in boards during kiln-drying can be useful in developing sampling plans that will satisfy both operating costs and kiln control requirements. After 9 days’ drying, MC […]
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Forest Products Journal | 1980 |
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Sampling Probe for Monitoring Changes in Storage Piles of Wood and Bark Particles
A conical bucket auger device is described. It can be used to remove samples from within storage piles of wood or bark particles in order to continuously monitor the effects […]
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Forest Products Journal | 1980 |
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Seasonal Moisture Content of Loblolly and Slash Pine
This study was planned to determine whether the moisture content of southern pine trees varies with season of the year and, if it does, to determine the magnitude of variation […]
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Forest Products Journal | 1972 |
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Seasoning Lumber to Meet Rigid Moisture Specifications
Individual boards from a kiln charge of 5/4 hard maple attained uniform average moisture contents near 9 percent by first drying all boards below the desired average moisture content, and […]
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Forest Products Journal | 1962 |
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Segregating Bark Fractions Electrically
The purpose of this paper is to describe a new technique for segregating Douglas-fir bark into fiber and cork fractions. When bark particles are placed on a condenser plate, the […]
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Forest Products Journal | 1973 |