Jet Drying of Southern Pine and Douglas-Fir: Exploratory Study

Howard N. Rosen

Treesearch

Jet Drying of Southern Pine and Douglas-Fir: Exploratory Study

Informally Refereed

Authors:

Howard N. Rosen

Year:

1978

Type:

Research Note

Station:

Northern Research Station

Source:

Research Note NC-242. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

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Download (PDF 747 KB): https://research.fs.usda.gov/download/treesearch/11420.pdf

Abstract

Southern pine and Douglas-fir boards, containing both heart- and sapwood and 1.75 inches thick, were jet dried at temperatures from 160 to 400 F and air velocities from 3,000 to 9,000 fmp. Jet drying was more effective for southern pine than for Douglas-fir.

Keywords

Pseudotsuga taxifolia, high temperature, shrinkage, drying defects, softwood

Citation

Rosen, Howard N. 1978. Jet Drying of Southern Pine and Douglas-Fir: Exploratory Study. Research Note NC-242. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station