The Industry Standard for Hardness The hardness of a wood is rated on an industry wide standard known as the Janka test. The Janka test measures the force. The Janka Scale is a comprehensive chart of hardness ratings for a huge variety of wood species used for hardwood floors. Learn how to read it and how it. 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.
|Published (Last):||27 May 2016|
|PDF File Size:||13.8 Mb|
|ePub File Size:||10.30 Mb|
|Price:||Free* [*Free Regsitration Required]|
This number is incredibly useful in directly determining how well a wood will withstand dents, dings, and wear—as well as indirectly predicting the difficulty in nailing, screwing, sanding, or sawing a given wood species. The actual number listed in the wood profile is the amount of pounds-force lb f or newtons N required to imbed a. Who could imagine a wood species that is over three times harder than White Oak? I have amassed over wood species on a single poster, arranged into eight major geographic regions, with each wood sorted and ranked according to its Janka hardness.
Janka Hardness | The Wood Database
Each wood has been meticulously documented and photographed, listed with its Janka hardness value in lbf and geographic and global hardness rankings. Aspiring wood nerds be advised: I was wondering your thoughts on a butcher block counter. Where would you draw the line for the hardness? Nobody likes dings and dents all over their counters Also, when will this become available again?
Roughly, I would try to stay around hardjess lbf mark. But as you said, there are a lot of other properties that are more important than hardness, one of which is shock resistance. I had a question — At what measure of hardness is a wood classified as a hardwood or softwood?
Is there a specific threshold? Hardwood and softwood labels are somewhat misleading, and have nothing actually to do with the hardness of the wood, but rather to botany.
Angiosperms are referred to as hardwoods, while gymnosperms aka conifers are softwoods. But in general, most hardwoods are harder than jankw, and certainly the very hardest woods in the world are all hardwoods.
Bamboo Flooring Janka Hardness Scale
Thank you for clarifying. I had a query with regards to Douglas Fir wood. It has a Janka hardness of lb which technically nanka it a softwood but a lot of people vouch for its durability.
So just wanted to check with you too. Douglas fir works out great for wood working benches. Having to hard of a surface on your bench can cause marks in your work. It is a question of whether you want the marks to show up on your new piece of work or on the work bench.
Douglas fir provided a good stable surface to work on.
What is the janka hardness rating for wood?
Save sxale name, email, and website in this browser for the next time I comment. Leave this field empty. Are you an aspiring wood nerd? Marci July 3, at 5: Pine Guy March 30, at 8: So, this would measure the ability of a wood be bulletproof? Ramon Alvarez March 18, at 4: What size pieces are needed to run a Janka test and where can these tests be carried out?
February 4, at 8: BPS October 22, at 2: Antony Croft October 22, at 1: Leave A Comment Cancel reply Comment.