janka hardness rating - relative hardness of selected wood flooring 1300 1290 1270 1260 1260 1225 1180 1055 1010 1010 1000 950 890 870 660 curupay patagonian rosewood lapacho / brazilian walnut / ipe cumaru / brazilian teak grapia brazilian cherry / jatoba mesquite ivorywood / brazilian maple asian jatoba / pyinkado / ironwood lyptus asian.
Jan 07, 2017 · Asian Walnut Acacia scores very high on the Janka Scale coming in around 2,300. The Janka scale is a measurement used to determine the hardness of a hardwood species. The higher the number, the harder the wood is. At 2300 Asian Walnut is much harder than common domestic wood species such as Oak and Maple.
The Janka scale is used to determine the relative hardness of particular domestic or exotic wood species. The Janka test measures the amount of force required to embed a 0.444" steel ball into the wood to half of its diameter. Woods with a higher rating are harder than woods with a lower rating. The scale used in the table is pounds-force.
The Janka hardness test measures the lb/in2 required to embed a.444-inch steel ball to half its diameter in wood. It is one of the best measures of the ability of a wood species to withstand denting and wear. It is also a good indicator of how hard or easy a species is to saw or nail.