affect how flooring performs: the type of core for engineered flooring such as pine, HDF, poplar, oak, birch; grain direction and thickness; floor or top wear surface, etc. The chart is not to be considered an absolute; it is meant to help people understand which woods are harder than ...
For softwoods, hardness values of air dry samples are approximately 1.7÷1.8 higher than for green samples. Also this condition must be taken into account when selecting the test area. View article Chapter Metals Biomaterials, Artificial Organs and Tissue Engineering Book2005, Biomaterials, Artificial...