The material resistance and moisture dynamics of wood, 11 different materials were exposed to natural weathering for 9, 18 and 27 months or artificial accelerated weathering. The weathering of wood can give a beautiful bright gray patina. How does weathering differ from decay? Weathering is surface degradation of wood that is initiated primarily by solar radiation,. Mar 24, 2022 · if these wood products are to achieve a long service life, we must understand the weathering process and develop wood treatments to retard this degradation.
Weathering is the general term used to define the surface degradation of wood exposed to the weather. The degradation mechanism depends on a combination of factors found in nature: Moisture, sunlight, heat/cold, chemicals, abrasion by windblown materials, and biological agents. Historic wooden buildings located outdoors are exposed to natural weathering conditions for extended periods of time, causing deterioration of wood properties by sunlight, oxygen, and other. Mar 16, 2021 · to assess how weathering influenced the material resistance and moisture dynamics of wood, 11 different materials were exposed to natural weathering for 9, 18 and 27. Jan 1, 2005 · this chapter reviews the weathering of wood, with emphasis on the causal agents of weathering, the effects of weathering on wood properties and performance, and the. Feist (1990) and feist and hon (1984) described the. Wood can deteriorate rapidly and the result is far different than that observed for natural outdoor weathering. The degradation of wood by any biological or physical agent modifies some of its.
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