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Official Journal of the Japan Wood Research Society

Table 3 Moisture content (MC, %) history of sample panels under each indoor exposure test

From: The evaluation of long-term mechanical properties of wood-based panels by indoor exposure tests

Panels

Mild humidity

Semi-mild humidity

High humidity

Cyclic humidity

Roof sheathing

Ceiling of eave

MCL

MCH

ΔMC

MCL

MCH

ΔMC

MC

MCL

MCH

ΔMC

MCL

MCH

ΔMC

MCL

MCH

ΔMC

OSB(A)

6.7

11.2

4.5

7.7

12.1

4.4

16.2

7.5

16.2

8.7

5.3

11.2

5.9

9.1

17.6

8.5

OSB(P)

6.7

11.2

4.5

7.7

12.1

4.4

16.2

7.5

16.2

8.7

5.3

11.2

5.9

9.1

17.6

8.7

PB(P)

8.5

12.3

3.8

8.8

15.5

6.7

15.2

9.0

15.2

6.2

7.3

12.3

5.0

9.0

15.2

6.2

PB(I)

7.7

11.1

3.4

7.9

14.0

6.1

13.7

8.1

13.7

5.6

6.6

11.1

4.5

8.1

13.7

5.6

MDF(M)

7.6

10.0

2.4

8.5

10.9

2.4

13.3

8.2

13.3

5.1

6.1

10.1

4.0

8.2

13.3

5.1

PW(P)

10.1

11.5

1.4

9.1

13.0

3.9

16.2

8.8

16.2

7.4

6.1

12.0

5.9

8.8

16.2

7.4

Average

7.9

11.2

3.3

8.3

12.9

4.7

15.1

8.2

15.1

7.0

6.1

11.2

5.2

9.9

16.5

6.6

  1. OSB, PB, MDF, PW see Table 1, MCL lowest moisture content (%), MCH highest moisture content (%), ΔMC the difference between the lowest and the highest MC