Cumaru hardwood has a Janka hardness of 3,340 and Ipe has a hardness of 3,680. The Janka hardness test is the so-called “high heel test”. A . 444” steel ball
To be fair, woods from both genera (GuaiacumandPlectrocarpa) are biologically classified in the same family: Zygophyllaceae. Both woods are extremely hard, heavy, oily, and have a distinct brownish olive color. However, some retailers have adopted thedubious practiceof dropping the “Argentine”...