Skip to main content

Official Journal of the Japan Wood Research Society

Journal of Wood Science Cover Image

Table 2 Effects of preheating time, temperature, and their interaction on the characteristic parameters of compressed layer

From: Effects of preheating temperature, preheating time and their interaction on the sandwich structure formation and density profile of sandwich compressed wood

Characteristic parameters of compressed layer Impact factor SS Df MS F Sig.
Position TIM 71.510 2 35.755 101.55 ***
TEM 699.434 6 116.572 331.07 ***
TIM × TEM 35.503 12 2.959 8.40 ***
Thickness TIM 7.409 2 3.704 3.54 *
TEM 56.802 6 9.467 9.04 ***
TIM × TEM 167.737 12 13.978 13.34 ***
Density TIM 0.386 2 0.193 0.75 ns
TEM 1.855 6 0.309 1.20 ns
TIM × TEM 3.062 12 0.255 0.99 ns
  1. TIM—preheating time; TEM—preheating temperature; TIM × TEM —interactions between preheating time and preheating temperature; *, **, and *** indicate significances at the p < 0.05, p < 0.01, and p < 0.001 levels, respectively; ns indicates no significant difference