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| Title | Publication | Publish Year |
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Bark Boards Without Synthetic Resins
A method of making bark boards using 5-mesh size bark particles and adhesive is reported. This is done by utilizing the principle of bark extractive-lignin polymerization at high temperature. Pressing […]
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Forest Products Journal | 1975 |
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Basic Stresses for Wood
Basic stresses for western Canadian softwood species are given and their application to squared timbers of solid wood, joists, planks, beams/ stringers, posts, and timbers is discussed. Average strength properties, […]
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Forest Products Journal | 1949 |
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Basic Tests for Plywood
A new test for determining the strength of bond of ply wood is described. The glued area between two notches is subjected to torsion shear by a load applied by […]
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Forest Products Journal | 1948 |
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Basis and Specifications for a Lumber Slicer
Based on the general work discussed in this report, the following range of specifications for a production thick slicer can be recommended: (1) pressure bar type: conventional, along or with […]
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Forest Products Journal | 1976 |
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Beams from Boltwood: A Feasibility Study
It is estimated that a plant can be built for $1,300,000 to manufacture laminated beams from 100-inch southern pine bolts plus pulp chips or flakes for flakeboard. On a two-shift […]
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Forest Products Journal | 1964 |
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Beetle-Killed Lodgepole Pines Are Suitable for Powerpoles
Of 30.8 dead, standing pole-size lodgepole pines per acre in southeastern Idaho, 38 percent yielded 35-40-foot long poles that met ANSI standards for size and form. Decay prevented the utilization […]
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Forest Products Journal | 1977 |
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Bending and Thermal Insulation Properties of Cement-Bonded Cypress Excelsior Board
Forestry inventory shows that there is about 5.5 billion cubic feet of cypress timber in the South, mainly in Florida, Louisiana, Georgia, and South Carolina. The purpose of this study […]
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Forest Products Journal | 1985 |
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Bending strength and stiffness analysis of butt-jointed glulam beams for residential construction
A study was conducted on five-lamination butt-jointed glued laminated timber (glulam) to assess the potential for using low-grade lumber for floor beams in residential construction. An equation based on the […]
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Forest Products Journal | 2002 |
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Bending strength and stiffness of second-growth Douglas-fir dimension lumber
The second-growth managed resource will have different wood quality characteristics than old growth. This study addresses the problems in converting second-growth coastal Douglas-fir to dimension lumber. Logs from selected stands […]
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Forest Products Journal | 1991 |
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Bending Strength of Lodgepole Pine Lumber Increases After Edge-Gluing
Narrow pieces of lumber were edge-glued in order to achieve increased strength while making greater widths. Edge-glued 2- by 10-inch lodgepole pine specimens fabricated from 4- and 6-inch widths had […]
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Forest Products Journal | 1980 |
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Bending strength of press-dried plantation loblolly pine
The bending strength and stiffness properties of plantation loblolly pine clear wood specimens press-dried at 350?F for 90 minutes were compared to those of specimens kiln-dried at 240?F for 18 […]
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Forest Products Journal | 1989 |
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Bending Strength of Radiation-Produced Southern Pine Wood-Plastic Combinations
Specimens of loblolly pine sapwood were randomly assigned to one of four treatment groups. One group was not treated and served as control; the other groups were treated with methyl […]
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Forest Products Journal | 1970 |
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Bending strength of spruce end-grain butt-joints using resorcinol formaldehyde-based adhesives
This paper presents a literature review of wood end-grain butt-joining and a study of butt-jointed end-grain surfaces of sawn spruce heartwood (Picea abies Karst) using different resorcinol formaldehyde (RF)-based adhesive […]
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Forest Products Journal | 1995 |
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Benefits from market timing controls in sawmill production management
Automated process control equipment in sawmills performs sawing optimization based on a set of product values. Recent studies of the British Columbia sawmilling industry indicate that these value tables are […]
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Forest Products Journal | 1994 |
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Binderless Fiberboard from Two Different Types of Fiber Furnishes
Fiber furnishes from two commercial processes were used to make experimental hardboards by all four possible methods: wet formed (pressed dry and wet), and dry formed (pressed dry and wet). […]
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Forest Products Journal | 1985 |
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Bioassay Appraisal of Vapam and Chloropicrin Fumigant-Treating for Controlling Internal Decay of Douglas-Fir Poles
Douglas-fir utility pole sections, 2.9 m (9.5 ft) long and 27-43 cm (10.5-17 in.) in diameter, from sound, untreated poles were used in trials at room temperature. The fumigants were […]
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Forest Products Journal | 1975 |
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Blue Stain in Sprinkled Log Decks and Lumber Piles of Ponderosa Pine
Ponderosa pine (Pinus ponderosa Laws.) logs decked under various water-spray conditions during summer in central Oregon soon changed appearance. Sapwood of log ends sprayed with clean river water darkened within […]
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Forest Products Journal | 1980 |
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Blue Staining in Ponderosa Pine Sapwood At Moderate and Low Temperatures
Unexpected blue stain in solidly piled pine lumber stored during cool autumn weather in central Oregon prompted tests of the ability of local staining fungi to grow and discolor wood […]
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Forest Products Journal | 1981 |
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Bond Formation By Wood Surface Reactions–Part III: Parameters Affecting the Bond Strength of Solid Wood Panels
Parameters such as press conditions, activating reagent, wood species, and bridging material were investigated to determine their effects on the shear strength of bonded solid wood panels. Panels with good […]
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Forest Products Journal | 1983 |
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Bonding of Particleboard Using Hydrogen Peroxide, Lignosulfonates, and Furfural Alcohol: Effects of Chemical Composition of Bonding Materials
Douglas-fir particleboards were prepared using a nonconventional bonding system involving activation of wood flakes with hydrogen peroxide and cross-linking with mixtures of ammonium lignosulfonate and/or furfuryl alcohol in relative proportions […]
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Forest Products Journal | 1982 |
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Bonding of wood fiber composites using a synthetic chelator-lignin activation system
Wood fibers, after thermo-mechanical pulping, have a high concentration of lignin on the outer surface of the fiber; the residual middle lamella of the woody cell wall. When wood fibers […]
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Forest Products Journal | 2004 |
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Boring Deep Holes in Southern Pine
When holes 10-1/2 inches deep and 1 inch in diameter were made with either a ship auger or a double-spur, double- twist machine bit, clogging occurred at a shallower depth […]
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Forest Products Journal | 1972 |
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Boron diffusion treatment of aspen lumber stored under various relative humidities
This study was designed to determine if boards of a relatively refractory wood species, quaking aspen, could be effectively treated with a borate preservative using traditional dip-diffusion methods. In addition, […]
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Forest Products Journal | 1997 |
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Built-Up Utility Poles Using Prairie Timber
The Canadian prairie utilities are now facing a serious shortage of distribution poles (35 to 45 ft. in length). Prairie jack pine has been used in the past but lately […]
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Forest Products Journal | 1978 |
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Bulk density of seven typical industrial wood fuels
The bulk density and delivered moisture content (MC) of wood fuels is important in determining the haul load and Btu value of various fuels. Fuel yard managers and wood fuel […]
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Forest Products Journal | 1989 |