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Official Journal of the Japan Wood Research Society

Table 1 Drying schedule

From: Determination of high-temperature and low-humidity treatment time for larch boxed-heart timber

Drying stage

Moisture content range (%)

Dry-bulb temperature (°C)

Wet-bulb depressions (°C)

Treatment time (h)

Presteaming

 

100

0

5

HT–LH

 

120

30

8,12,16

 1

Above 40

45

3

48

 2

40–30

45

4

72

 3

30–25

50

6

96

 4

  

8

48

 5

25–20

55

8

72

 6

20–15

60

10

48

 7

Below 15

60

14

72

 8

 

65

14

48