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Official Journal of the Japan Wood Research Society

Table 2 Contact angle values of the MDF specimens

From: Effect of wood species, digester conditions, and defibrator disc distance on wettability of fiberboard

MDF code

Contact angle measuring intervals

 

5 s Degree (°)

10 s Degree (°)

30 s Degree (°)

A1

93.7 (4.0) ae3

88.6 (2.7) a

78.1 (2.8)4 a

A2

90.2 (4.8) a

85.8 (4.8) ab

77.5 (3.7) ab

A31

86.4 (5.1) d

85.2 (3.1) ab

78.4 (3.9) a

A4

82.4 (3.7) b

83.7 (2.6) b

74.7 (3.1) b

A5

76.1 (3.0) cf

70.2 (2.5) ce

63.4 (2.8) ce

A6

75.9 (2.8) cf

68.1 (3.1) c

56.9 (2.2) df

B1

78.6 (3.6) c

71.1 (3.7) e

64.6 (3.2) ce

B21

86.4 (5.1) d

85.2 (3.1) ab

78.4 (3.9) a

B3

95.2 (4.4) e

86.3 (4.2) a

79.7 (4.1) a

C1

74.5 (5.5) f

68.5 (3.1) c

55.7 (2.4) d

C2

82.9 (3.9) b

79.3 (3.5) d

66.1 (2.9) c

C3

79.7 (4.4) c

72.6 (2.6) e

62.9 (3.2) ef

C4

76.5 (5.5) cf

70.5 (3.1) ce

59.7 (2.4) f

C51

86.4 (5.1) d

85.2 (3.1) ab

78.4 (3.9) a

  1. MDF medium density fiberboard
  2. 1 The samples having MDF codes of A3, B2 and C5 are the same specimens
  3. 2 Groups with the same letter are not statistically different at a significance level of α = 0.05
  4. 3 The values in the parentheses are standard deviations