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| Title | Publication | Publish Year |
|---|---|---|
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A Procedure for Quickly Evaluating Dimensional Stability of Particleboard
Describes an accelerated test for measuring the dimensional stability of particleboard and other sheet materials. It is based on the differences in linear and thickness dimensions, a) as received, b) […]
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Forest Products Journal | 1967 |
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A Proposed Plug Tension Test for Particle Board
A tension test using a 1/2-inch diameter plug to determine internal bond of particleboard is shown to be easier and faster than the conventional 2 by 2 inoh specimen adhered […]
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Forest Products Journal | 1965 |
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A Rapid Accelerated-Aging Test Procedure for Phenolic Particleboard
An assessment was made of the German standard accelerated-aging test for the retention of internal bond strength in phenolic particleboard which has been boiled for 2 hours. It was found […]
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Forest Products Journal | 1971 |
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A rapid method for fluoride analysis of treated wood
A method for analyzing fluoride in wood by extraction in place of ashing was evaluated with Douglas-fir heartwood and ponderosa pine sapwood treated with various levels of fluoride. Although the […]
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Forest Products Journal | 2003 |
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A Review of Methods for the Sampling of Timber
Efficient methods for the sampling of timber are discussed, and comparisons are made with those methods specified in various timber testing standards. The importance of a random process of selection […]
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Forest Products Journal | 1958 |
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A Sampling Procedure for Estimating Selected Physical Properties of Wood in a Forest
A sampling plan was developed for economically determining strength and related properties of wood at any desired level of precision. These properties were measured, according to the plan, for 40 […]
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Forest Products Journal | 1967 |
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A Simple and Fast Method of pH Measurement for Wood
The pH of freshly cut red oak heartwood exposed to steaming at atmospheric pressure for periods of 0, 1-l/2, 3, 6, 12, 24, 48, and 96 hours was determined using […]
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Forest Products Journal | 1973 |
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A Standard Approach Recommended for the Prototype Testing of Timber Trusses
There is-a need for a universally acceptable approach to prototype testing, based on rational criteria with a minimum of arbitrary limits so that tests can be compared. The approach must […]
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Forest Products Journal | 1970 |
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A Study of Certain Operating and Material Variables of the 25-Foot Tunnel Flamespread Test
Six operating and one material variable of the 25-foot tunnel furnace test method (ASTM E-84) were studied using 3/4 inch particleboard. The variables of draft velocity, intake gate height, material […]
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Forest Products Journal | 1973 |
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A Technique for Simulating Lumber Drying Using Small Clear Specimens
Researchers studying the effects of chemical treatments or environmental influences on wood often prefer to use small clear specimens rather than full-size ones. This substitution does not work well when […]
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Forest Products Journal | 1985 |
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A Turning Method for Monitoring Tool Wear When Machining Reconstituted Wood Products
A method which monitors cutting forces for a long continuous cut with a single knife edge on a lathe to compare cutting parameters is described. The equipment and applications are […]
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Forest Products Journal | 1985 |
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A Vibrational Approach to Nondestructive Testing of Structural Timber
Methods used to predict the mechanical properties of construction lumber using vibration parameters are described. The primary objective of this research was to determine, using both forced and free vibrations, […]
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Forest Products Journal | 1965 |
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Accelerated Aging Methods for Exterior Plywood Faced with Southeast Asian Hardwood Veneers
This study compared five aging methods for detecting unsatisfactory gluebonds in exterior plywood faced with Southeast Asian hardwood veneers. The methods were: vacuum-pressure soak (PS 1-74); standard boil (PS 1-74) […]
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Forest Products Journal | 1978 |
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Accelerated detection of brown-rot decay: Comparison of soil block test, chemical analysis, mechanical properties, and immunodetection
Early detection of wood decay is critical because decay fungi can cause rapid structural failure. The objective of this study was to compare the sensitivity of different methods purported to […]
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Forest Products Journal | 2003 |
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Accelerated Test for Measuring Lateral Dimensional Change in Wood- Based Panels
Particleboard and 1/8-inch hardboard were subjected to complete equilibrium dimensional change under normal conditions which required longer time (20 to 60 days) than the 4 days for samples subjected to […]
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Forest Products Journal | 1961 |
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Accuracy of Electrical Moisture Meter Reading on Jack Pine Posts
Transverse moisture content average and distribution in air-seasoned jack pine fence posts was estimated by a resistance type moisture meter used with a special electrode. Results were compared with average […]
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Forest Products Journal | 1955 |
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Adhesive joint fracture behavior during setting and aging
This study focuses on the changes in the fracture toughness of a room-temperature-set urea-formaldehyde resin adhesive during setting and aging. Toughness was measured in cleavage using a contoured double-cantilever beam […]
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Forest Products Journal | 1989 |
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Agar Plug Inocula Affect Accuracy of Cultural Tests of Inhibition of Fungi By Chemicals
Past studies show growth of Hypoxylon pruinatum in plates of Difco malt agar was more closely related to the type of inoculum than the inhibiting potency of the test medium. […]
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Forest Products Journal | 1964 |
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An Accelerated Wood-Preservative Termite Study
A laboratory test was designed in which pieces of southern pine 3/4 by 3/4 by 2 inches were impregnated with a range of preservative concentrations. A reference weight was made […]
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Forest Products Journal | 1957 |
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An alternative method for shear strength assessment
This paper describes an alternative testing method to estimate the shear strength of solid wood parallel to the grain. The testing apparatus discussed here has been successfully used for determining […]
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Forest Products Journal | 1997 |
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An Apparatus for the Quantitative Measurement of Surface Strength of Particleboard
The device may be used with any standard recording tensile testing machine and consists essentially of a probe that is inserted to a controlled depth into the face of a […]
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Forest Products Journal | 1966 |
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An assessment of common test methods to evaluate the mechanical properties of structural end-jointed lumber
This paper presents the results from a study assessing four different test standards used for qualification and ongoing quality control of structural end-jointed lumber in the United States and Canada: […]
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Forest Products Journal | 2005 |
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An Electrical Test for Decay in Wood
The study was made to see if the radio frequency electrical properties of wood could be used to detect the presence of decay. All wood samples came from two 6-foot […]
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Forest Products Journal | 1952 |
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An Improved Method for Measuring the Volume of Large Wooden Objects
A water displacement specific gravity procedure, previously developed at the Forest Products Laboratory, was modified and used to measure the volume of solid wood in pallets. The procedure is inexpensive, […]
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Forest Products Journal | 1985 |
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An Improved Method of Mounting Transducers in Bending Tests of Small Specimens
A highly stable transducer-yoke assembly is described which can be accurately positioned to measure the minute deflections of small specimens during bending tests. The transducer-yoke reported here is suspended from […]
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Forest Products Journal | 1968 |