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| Title | Publication | Publish Year |
|---|---|---|
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High Speed Production of Flooring
A brief description of an oak flooring operation is given, followed by an explanation of the difference between a normal flooring operation and a high-speed operation. The majority of flooring […]
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Forest Products Journal | 1953 |
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High temperature oxidation of tungsten carbide-cobalt composites in the presence of MDF
Recent studies have indicated that tool wear during the machining of medium density fiberboard (MDF) can be attributed mainly to oxidation and chemical attack rather than mechanical abrasion. To identify […]
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Forest Products Journal | 1991 |
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High-Quality Particleboard from Cross-Grain, Knife-Planed Hardwood Flakes
A factorial experimental design was used to study the effect of four hardwood species, three panel densities, and three cross-grain flake thicknesses on particleboard strength and dimensional properties, flake geometries, […]
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Forest Products Journal | 1973 |
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High-temperature halogenation of tungsten carbide-cobalt tool material when machining MDF
High-temperature corrosion\oxidation of the tungsten carbide-cobalt matrix C2 tool material (WC- 6%Co) has been shown to be a major cause of tool wear when machining medium density fiberboard (MDF). In […]
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Forest Products Journal | 1992 |
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High-temperature reactions of tungsten carbide-cobalt tool material with MDF
Experiments with tungsten carbide (WC) blanks containing 6 percent cobalt rubbed on a rotating medium density fiberboard (MDF) disk were undertaken to provide additional information on tool wear mechanisms for […]
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Forest Products Journal | 1991 |
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Highlights from Wood for Structural and Architectural Purposes
Highlights of Chapter 6, “Renewable Resources for Structural and Architectural Purposes,” from the CORRIM report (Committee on Renewable Resources for Industrial Materials of the National Research Council) are presented. Timber […]
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Forest Products Journal | 1977 |
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How Growth Rate Affects Properties of Softwood Veneer
The effects of growth rate on various properties of Douglas-fir and southern pine veneer were evaluated. Shelling occurred most frequently in fast-grown material of both species where springwood was on […]
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Forest Products Journal | 1964 |
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How to Allocate Logs Among Machines to Maximize Profit: A Simple Method
A manual method for determining which logs to allocate to which machines to maximize profits in a sawmill/plywood plant is illustrated. In a hypothetical example, logs of different sizes of […]
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Forest Products Journal | 1975 |
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How to Cut Tree Disks Without Formation of Checks
Crosscutting of tree stems relieves longitudinal growth stresses and converts them into tangential tension forces near the ends of the logs. Tree disks cut from the ends of logs therefore […]
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Forest Products Journal | 1974 |
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Identifying Veneer in Recovery Studies
Veneer recovery from individual peeler blocks can easily be determined under plant production conditions by a simple color coding system to indentify the veneer. A series of paint or dye […]
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Forest Products Journal | 1971 |
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Importance of clearance angles, particularly with small rake angles
Three clearance angles (5, 10, and 15 degrees), in combination with a 10-degree rake angle, were applied in turning tests on medium density fiberboard at a 0.005-inch depth of cut. […]
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Forest Products Journal | 1991 |
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Impression Finger Jointing of Lumber
Impression finger joints are formed by pressing small, precisely dimensioned fingers of a heated die into end grain of wood under high end-wide pressure. Tips of the die fingers cleave […]
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Forest Products Journal | 1967 |
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Improved Pitch Rails for Peeling Douglas-Fir and White Spruce
Industrial veneer lathes, even when well maintained, generally peel poorer veneer at small- than at large-bolt diameters. The WFPL laboratory research lathe shows a similar pattern, although the quality is […]
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Forest Products Journal | 1979 |
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Improved Technique for Measuring Knife Check Effect on Rolling Shear
Describes a modified plywood shear test which clearly shows the different values obtained for open versus closed lathe check orientation. The veneer to be tested is bonded between two maple […]
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Forest Products Journal | 1968 |
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Improvement of Sawmill Cutting Tool Sharp Life By Surface Hardening
This paper reports on a spark impregnation process called Carbitroning” that is reported to increase service life of chipper blades, planer knives, circular saws, and edger bits from 200 to […]
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Forest Products Journal | 1963 |
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Improvements and Automation. FPRS Annual Review
During the year there has been a further increase in the installation of barkers, mostly in the smaller mills in Eastern Canada and in the eastern and southern States. Twin […]
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Forest Products Journal | 1963 |
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Improvements Through Research on Thin Circular Sawblades
Experimental work was conducted with special thin circular sawblades to solve problems in sawing pencil slats from blocks of incense-cedar (Libocedrus decurrens Torrey) 2.63 by 2.8 by 7.25 inches. Engineering […]
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Forest Products Journal | 1959 |
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Improving the Surface Quality of Ripsawn Dry Lumber
Ripsawing of five common species of dry lumber with standard 12 inch diameter circular saw was carried out varying saw, speeds, feed speeds, lumber thickness, tooth set, and protrusion of […]
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Forest Products Journal | 1973 |
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Industrial Noise and Noise Exposure
Noise is defined as unwanted sound or sound that is capable of degrading or damaging some human quality. Noise can have many adverse effects including damage to hearing, disruption of […]
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Forest Products Journal | 1971 |
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Industrial Noise Control Guidelines
The potential hearing impairment associated with high noise levels is well recognized and has led to the establishment of noise exposure standards. Industry is now faced with developing effective noise […]
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Forest Products Journal | 1971 |
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Industrial Noise Problem in the Woodworking Field
New York established 90 decibels as the human threshold noise level. They consider a noise level of over 90 as being injurious. In a study of 580 plant locations nearly […]
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Forest Products Journal | 1957 |
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Influence of Certain Variables on Veneer-Cutting Behavior
Laboratory-scale apparatus was used in extensive veneer-cutting studies to determine the effects on equilibrium cutting properties of variables of tool geometry, cutting conditions, species characteristics, and grain orientation. Cutting behavior […]
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Forest Products Journal | 1963 |
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Influence of Cutting Velocity and Log Diameter on Tensile Strength of Veneer Across the Grain
Southern pine veneer bolts of 10- and 20-inch diameter were rotary cut at three different cutting speeds on a commercial lathe. Tensile strength across the grain of the veneer decreased […]
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Forest Products Journal | 1969 |
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Influence of Edging Practices on Furniture Dimension Stock Yields from Short Hardwood Lumber
This study evaluates the influence of different edging practices on the yield of furniture dimension stock from short hardwood lumber produced in a bolter mill. The mill belongs to a […]
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Forest Products Journal | 1982 |
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Instrument for Measuring Knife Pitch Angle on Veneer Lathes
The instrument which was developed at the Eastern Canadian Forest Products Laboratory to read and set knife pitch angle, is comprised of a short section of aluminum angle with four […]
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Forest Products Journal | 1975 |