27
Drying Rates (Metric)
Northeast Lumber - Based on 4/4 (1” or 25 mm)
To estimate maximum % MC loss per day for other thickness’ multiply % MC loss per day from the above
table by 0.6 for 6/4 and 0.4 for 8/4.
Species
Kg Water
Per % MC
Loss/day
Cedar, Eastern White 315.6 93 609.2 7.27 11
Fir, Balsam 347.8 118 758 7.73 20
Hemlock, Eastern 432.2 111 911.6 10 20
Larch, Eastern 506.4 52 769.8 11.36 20
Pine, Red (Norway) 410.2 83 749.4 9.55 15
Pine, Eastern White 390 90 741 9.09 12
Spruce, Black 422 80 759.6 9.55 20
Spruce, Red 400 89 756.2 9.09 20
Spruce, White 368 115 793.4 8.18 20
Ash, Black 506.4 95 987.4 11.36 7
Ash, White 611 45 886.2 14.09 10.4
Basswood 379.8 107 786.6 8.64 12
Beech 622.8 63 1017.8 14.09 4.5
Birch, White 538.4 73 931.8 12.27 10
Birch, Yellow 590.8 69 999.2 13.64 6.1
Cherry, Black 526.6 58 832.2 11.82 5.8
Elm, Rock 633 50 952 14.55 3.5
Elm, White 538.4 93 1041.4 12.27 10
Hickory 655 64 1090.4 15 6
Maple, Soft 538.4 93 877.8 12.27 13.8
Maple, Hard 633 68 1063.4 14.55 6.5
Oak, Northern Red Upland 655.4 74 1140.6 15 3.8
Oak, White Upland 703.6 70 1196.2 15.91 2.5
Oak, Southern Red 618.4 80 1113.4 14.09 2
Sweetgum (Red gum) 548 100 1096 12.27 5.3
Walnut 570.2 85 1054.8 13.18 8.2
Yellow Poplar, Cottonwood 379.8 154 963.8 8.64 13.8
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