Air Drying

Apr 5, 2023

Register now: 52nd Annual Hardwood Dry Kiln Operator’s Short Course at NC State

July 25–28, 2023NC State UniversityHodges Wood Products LabRaleigh, North CarolinaContact Frederik Laleicke for more information at919-513-7368 or frederik.laleicke@ncsu.eduClick here for more information and registration. Course Description This short course will provide practical knowledge about how lumber is effectively kiln dried and scientific background on related wood properties and processes. It will have value for the beginner as… 

Jan 19, 2018

Predicting the Air-Drying Time for Lumber Using the Air-Drying Estimator Spreadsheet

Lumber is often air-dried for months prior to being kiln dried. The air-drying yard manager must decide when to stop air-drying and move the lumber to the dry kiln. The Air-Drying Estimator Excel spreadsheet is based on previous air-drying of lumber research. The intent of the Air-Drying Estimator is to help the air-drying yard manager… 

Dec 23, 2016

The Equilibrium Moisture Content of Wood in Exterior Locations in the United States: An Update

Wood responds to atmospheric moisture in a predictable manner.  If the relative humidity and temperature of the air are known, we can determine the equilibrium moisture content of that air, or EMC.  Knowledge of the EMC is useful in estimating how fast lumber on an air drying yard will dry; how long it will take…