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Official Journal of the Japan Wood Research Society

Table 6 Comparison results of Duncan test related to surface roughness values at densification, heat treatment, and varnish type level

From: Surface roughness and brightness of scots pine (Pinus sylvestris) applied with water-based varnish after densification and heat treatment

 

\( \bar{x} \) (µm)

HG

LSD

Densification

 Undensified

1.919

A*

±0.07333

 A1

1.822

B

 A2

1.784

B

 B1

1.767

B

 B2

1.665

C

Heat treatment (°C)

 190

1.546

C

±0.05680

 200

1.704

B

 210

2.124

A*

Varnish type

 Unvarnished

3.265

A*

±0.05680

 OCW

0.997

C

 TCW

1.112

B

  1. \( \bar{x} \) average value, µm micron, HG homogeneity group, LSD least significant difference, A1 110 °C/20 %, A2 110 °C/40 %, B1 150 °C/20 %, B2 150 °C/40 %, OCW one-component water-based, TCW two-component water-based
  2. * The highest roughness value