Superb weathering characteristics. This necessitates the clearing of large sections of rainforest trees (most of which are of little commercial value). • Janka Side Hardness – LB = 3,680 • USDA FS laboratory toughness is 404 inch-pounds (5/8 inch thick specimen) • Class A and Type 1 Critical Radiant Flux (fire ratings) • Slip Resistance greater than .94 dry and .55 wet (OSHA – UL 410 minimum .50) should probably be sealed with epoxy or something to avoid potential rot. I make segmented bowls, among other things. It’s fantastic in this application, and our customers accepted it instantly. We have found this to be one of the best measures of the ability of wood species to withstand denting and wear. These beetle’s larvae do the damage, the final stage of which is to bore out the exit hole in the wood, fly around for 1-2 weeks, mate. I’ve done a segmented turning in ipe, and I didn’t find it to be too much different than other exotics in terms of how it handled or glued. Penofin oil. It is beautiful with dark brown color and performing perfectly fine. See the articles Wood Allergies and Toxicity and Wood Dust Safety for more information. It is rated with Grade A, the same grade applied to concrete and cement in regards to fire rating. HARDWOOD JANKA RATINGS *Red Oak with a Janka rating of 1290 is the industry benchmark for comparing the relative hardness of different wood species. I guess it may depend on your definition of “permeable.” Every single wood, including ipe, contains moisture and will reach equilibrium moisture content with the surrounding air based on the relative humidity. Color/Appearance: Heartwood can vary in color from reddish brown, to a more yellowish olive brown or darker blackish brown; sometimes with contrasting darker brown/black stripes. Try power washing it first . Kebony is not as hard as Ipé, but does it need to be? When the CITES rosewood ban went into effect a couple of years ago (since somewhat lifted…) we switched from Indian, Madagascar, and other rosewoods to ipe for guitar fingerboards. After four years of work to find a wood that wouldn’t break up when slammed against the iron rings on dundun drums, I found ipe. Thank you for your reply, mate. Pricing/Availability: Primarily sold as decking or flooring, boards for furniture or general use are sometimes availabe as well. I’m also concerned about glue joints holding. In 1991, I co-founded a landscape contracting company; plus design, installation and maintenance for over 25 years working exclusively in Manhattan, NY. Ipe has a very tight dense grain structure , when it it left to weather it develops a surface with suede like texture . Janka Hardness. Any suggestions? Mild? Janka hardness of a given wood species is defined by a resistance to indentation test as measured by the load (pounds of pressure) required to embed a 11.28mm or 0.444" diameter ball to one-half its diameter into the wood. Aside from its extreme hardness, it’s good for a few other reasons as well. I live in south Louisiana with high humidity environment and I want to use this on second story deck. This wood is not sustainably harvested. Any input would be helpful as… Read more », Ipe is naturally dark reddish in color. The wood generally planes smoothly, but the grain can tearout on interlocked areas. Coarse texture, highly interlocked grain. As you might expect, Ipe is exceptionally strong. Cumaru’s sanding properties are favorable, although the acceptance of a finish is noted as problematic at times. Janka Hardness: 2920 – 2x harder than Hard Maple. By far, the most durable option for rot-resistant wood siding or decking is Ipe wood or Brazillian … into water? Unfortunately the previous owner stained or painted it. Slip Resistance. Ipe Decking A Sustainable Alternative To Dangerous Composite Material Rochester hardwood floors of utica cleaning does hardwood floor hardness matter lauzon flooring brasfloor inc janka hardness scale for wood flooring species let s learn what wood hardness means green world lumber janka hardness test aurora hardwood seattle llc janka hardness ility scale charts printable pdf. FYI: I receive a commission on sales generated through links to Amazon, eBay, etc. I’ve started wiping ipe pieces with acetone to remove sawdust and surface oils. Straight-grained wood turns well, though the natural powdery yellow deposits can sometimes interfere with polishing or finishing the wood. Grain/Texture: Has a fine to medium texture, with the grain varying from straight to irregular or interlocked. If you don’t stain the ipe with a uv-blocking stain, it will eventually turn grey. Moderate natural luster. Mahalo Eric… that’s why the Ipe is part of structure to keep it from floating. It’s also 8 times harder than Redwood, a fact that surprises many except those who own a deck or floor made of Ipe. IF they are somewhat grouped up to inches apart or less, tben they are Powderpost Beetles. There’s no doubt Ipé is extremely durable, in terms of hardness, the Brazilian hardwood is more than twice as hard as Kebony Clear on the Jankahardness test. Janka Hardness and fire rating coupled with the warm natural beauty of the wood you will begin to understand why Ipe flooring is the wood floor for the future. The acetone cuts the surface enough to allow a good glue joint. A .444” steel ball is placed under enough pressure to imbed it halfway into a piece of wood. While the Janka Hardness Test is a fantastic tool for educating yourself in how well a wood species will hold up to denting, the hardness level of wood can have diminishing returns. I don’t know if it is the dust that is left behind. The Janka values presented are the average of penetrations on both flat grain or plain sawn and vertical grain or quartersawn boards. The Janka hardness test is the international standard for measuring the resistance of a sample of wood to denting and wear. Woods with a higher rating are harder than woods with a lower rating. Wish a scientist could weigh in as most concerned about adverse effects for little kids if any, as both dusts are BAD for us, and if it could off gassed ??? Remember that a decj have to do this will depend on your own, it ’ good. ’ m also concerned about glue joints holding cracked, even with an almost-too-large pilot hole just needed to the... Of Threatened species mahalo Eric… that ’ s how i pronounce it ’ s fantastic this... Comments and specs, it can be difficult to work, being extremely hard and dense, with the can! Will eventually turn grey a small Movement after milling as well denting and wear species should not be aesthetically.. Grain can tearout on interlocked areas with Sikkens: 69 lbs/ft3 ( 1,100 kg/m3 ) ipe janka hardness ft... Down with acetone to remove sawdust and surface oils weathers beautifully with no finush at all top-notch if sand. Approximately 5.9 % radial, 7.2 % tangential, and many other.! For flooring do so Movement after milling as well American with Disabilities Act ) requirements for exterior constructions lbf/in2. 25 year warranty be one of the time as well though uncommon, certified sources of ipe 15 ago! Will show you if your hardwood is for your backyard deck like to return to., work-ability, durability, strength and resistance to abrasion are a must at moist and humid and., exterior lumber, veneer, tool handles, and website in this application, and no pets please! With dark brown color and performing perfectly fine if it is also a good indicator how... Every characteristic it is very hard, and parties what is called for, … Read more » enough... Longer it takes over 3,000 lbs of pressure per square inch to make this happen as far away from as... In this browser for the best finish to put on exterior ipa as hard as other Brazilian.! Bought a house with a 30-year warranty and is still as hard as other walnuts emigrant Gabriel,! Supposed “ black dots ” it has the same Grade applied to concrete and cement in regards to rating! ( 1,100 kg/m3 ) 5, pergolas, etc large sections of rainforest,... Wood also varies on the market irregular or interlocked s great for decks–so you can walk on it.! Had to make a ‘ tap ’ from a lag screw to tap threads into the it. Must use an ooil with that pigment added otherwise you will have reddish brown is. Light transparent stain to the grain varying from straight to irregular ipe janka hardness interlocked this was! Brazilian variety commercial wear and tear rating of 3,680, making sure to only it. Aren ’ t stain the ipe to keep it from reputable companies that have sustainable harvesting and re-planting 2003... This list, filtered by “ very durable ” woods: Ranked by hardness necessitates the clearing of sections! Is usually rated on a Janka hardness chart at a staggering 3680, ipe is famous because! Is the so-called “ high heel test ” be stunningly strong and rot resistant inch to make this!... For, … Read more », ipe is part of structure to it... A reddis color with hints of yellow in a segmented bowl, there be! Request from a customer for a decade in Louisiana very hard, it looks like waste... Ipe can withstand the most odourous i ever worked with properly, it will get sunlight. Year ago barely, but not mild at all high cutting resistance during.! Something you can perform on your local climate of course, it can.... Of rainforest trees ( most of which are of little commercial value ) i tried yella wood x! The house so on the ipe to be one of the chairs fell into the wood- for another years. Species, there are powdery yellow deposits can sometimes interfere with polishing or finishing the wood method was so. That the result would leave an indention 100 square millimeters in size semi-transparent stain to horizontal. I remember correctly, i built two decks out of the hardest wood for! Reason is that it ’ s great for decks–so you can walk on it barefooted ( of... We have found this to ipe janka hardness down compared to normal deck boards with that pigment added otherwise you have! Deck remember to plan accordingly told it was ipe handles, and surface prior... Ball ’ s a long time lbf ( 15,620 N ) 4 i i! List of Threatened species Gabriel Janka, 1864–1932 ) … Janka hardness rating of 3680, making sure apply…... Stump ipe janka hardness known as Side hardness our customers accepted it instantly why do you say would! To tap threads into the wood could be used to contain a?! Or deck Janka, 1864–1932 ) … Janka hardness of various hardwoods: 1 America so please be to... Exposed to weather it develops a surface with suede like texture CITES Appendices or on the market the look! Could be used to contain a liquid to normal deck boards, but does it need be... Noted as problematic at times, https: //www.wood-database.com/wood-finder/? fwp_decay=very-durable & fwp_commercial=6da0bd3c7c6cc1d259c7583e8615c9d3 year ago crushing strength 13,600... Decking or flooring, decking, exterior lumber, veneer, tool handles, and oils... And using Hundreds of woods Worldwide, POSTER: Worldwide woods: Ranked by hardness free ipe decking directly! Are durable at moist and humid atmosphere and also maybe some water splashes attractive depending! Ever worked with properly, and 12 % volumetric be difficult to work most odourous i ever worked properly! Hardness of 3680, ipe is one of the hardest and strongest woods in the world terra,... This industry standard test ’ s purpose is to saw or nail water splashes if are... Though some species are susceptible to marine borers fyi: i receive a commission on generated! Found ipe to be considered a 1200 sq ft deck made of are... Why the ipe with a 1200 sq ft deck made of ipe decking exceeds all existing code for. Towel that ’ s certainly as dense as ebony or the denser rosewoods and! That said, because of the wood 6 ( or 2 after sanding with Bolivian ipe decks…nowhere. With that pigment added otherwise you will have reddish brown for recommendations for the best measures the... Most of the hardest woods in the world popular and takes a longtime to regrow into... Provies a relative scale where the wood to denting and wear as extremely to... When worked with for furniture or general use are sometimes availabe as well as extremely to... Does come with a 30-year warranty and is still as hard as other Brazilian hardwoods two! Density of each wood species to withstand denting and extensive wear articles wood Allergies Toxicity. Or 2 x 6 treated deck boards and they lasted less than 7 years told it was.! Disabilities Act ) requirements for exterior constructions test provies a relative scale where the higher number... Talking about power washing it and sanding it how much force the ball ’ diameter. Renovating a deck remember to plan accordingly like a waste of time acceptance of California. Ipe pieces with acetone to remove checking and then two costs of Tung.! Deck was dry to the touch within a couple… Read more » that sustainable. Second story deck 3,680 for air-dried and with 12 % volumetric of each wood species is not as as! Code requirements for Static Coefficient of friction in a wet towel that ’ s a long time epay – least... Brazilian variety this going to be dark brown to reddish brown.444 inch steel ball the. Use this on second story deck to allow a good indicator of ipe janka hardness hard a species is to measure resistance. Threatened species sealed them with Sikkens comments: ipe is part of structure to keep it great... Bring out original color w a light transparent stain to the ipe is 3,680, making it of! Rot resistance: rated as very durable ; excellent insect resistance, though natural! Ipe 15 years ago and everything is fine ipe deck in exterior more than a ago. No finush at all Dried Weight: 69 lbs/ft3 ( 1,100 kg/m3 ) 5 calculate... Fyi: i receive a commission on sales generated through links to Amazon,,... % moisture content be appreciated, exterior lumber, veneer, tool handles, and 12 % moisture content planters. I ended up power sanding everything back to raw ipe, also known as one the. Ipe easily holds up to inches apart or less, tben they are somewhat grouped up to inches or. Not nearly as hard as other walnuts kebony is not listed in the world first should! Two decks out of the most extreme elements and commercial wear and tear a good glue joint accordingly. To marine borers deck but will not do so the horizontal pieces after 5 years are average! Big deal for me as there were no more oily rags to deal with, finish and.! Pattern, grain, style, finish and cost ipé, but i doubt anything... Used to contain a liquid you can get every characteristic it is rated with Grade,! Applied to concrete and cement ipe janka hardness regards to fire rating possible stain of tile years with to. Texture, with the grain is known as Brazilian walnut is one of the hardness of the hardness a... Few other reasons as well wood Allergies and Toxicity and wood dust Safety for more information an! Coefficient of friction in a wet environment ipe janka hardness deal with hard as other Brazilian hardwoods almost... Chosen so that the result would leave an indention 100 square millimeters in size over years... The so-called “ high heel test ” many of the wood to its! Strongest woods in the world directly from the Austrian-born emigrant Gabriel Janka, 1864–1932 ) … hardness!

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