The test measures the pressure required to embed an 11 28mm 444 in diameter steel ball into wood to half the ball s diameter.
Lyptus hardwood hardness.
Poplar ranks 540 on the low end of the scale.
Grain patterns also indicate the wood s hardness.
A common use of janka hardness ratings is to determine whether a species is suitable for use as flooring.
The actual tree species which is grown on brazilian plantations owned by fibria is a eucalyptus hybrid of eucalyptus grandis and e.
The janka scale is used to determine the relative hardness of particular domestic or exotic wood species.
Woods with a higher rating are harder than woods with a lower rating.
Wood hardness chart species alphabetical hardness species by hardness hardness mahogany honduran 800 padauk 1725 mahogany santos 2200 tabaccowood 1750 maple hard north american 1450 rosewood bolivian 1780 maple ivory 1500 bamboo carbonized 1800 maple soft 999 hickory 1820 merbau 1925 pecan 1820 mesquite 2345 yellowheart 1820.
The sapwood is typically very narrow.
The coloration varies from a light salmon to a deeper red.
For beginners wood charts.
It s expressed in psi or pounds per square inch.
Interior use only.
Lyptus is merely a trade name which is a registered trademark owned by the brazilian company fibria.
Lyptus is plantation grown in brazil.
The heartwood is a medium pink and the sapwood in paler.
On the janka hardness scale a scale that ranks wood for hardness hickory is the hardest of all domestic hardwoods ranking at 1 820.
It is one of the best measures of the ability of a wood species to withstand denting and wear.
The lyptus brand is marketed in the united states by weyerhaeuser.
It is a closed grain wood and is harder than oak.
Hard maple ranks 1 450 while red oak ranks 1 290.
The janka test measures the amount of force required to embed a 0 444 steel ball into the wood to half of its diameter.
The janka hardness test from the austrian born emigrant gabriel janka 1864 1932 measures the resistance of a sample of wood to denting and wear.
Home articles faq s hardwood flooring 101.
Lyptus lumber varies in color from light pink to red.
It measures the force required to embed an 11 28 millimetres 0 444 in diameter steel ball halfway into a sample of wood.
The janka hardness test measures the lb in2 required to embed a 444 inch steel ball to half its diameter in wood.
The high hardness and closed grain structure make it popular for cabinetry millwork and flooring.
The janka hardness test is the international standard for measuring the resistance of a sample of wood to denting and wear.
Suitable for exterior interior use.
It is also a good indicator of how hard or easy a species is to saw or nail.