Sweet gum wood, though, has been another story. The number of wood species available for wood turning is potentially everyone in site, if sufficiently large. The Timber Durability chart contains 5 classes of timber, with each class determining how long each timber listed will last – these are all to BS EN 350-2:1994 – Durability of wood and wood-based products. It measures the force required to embed an 11.28 mm steel ball into wood to half the ball’s diameter, and it measures the indentation. Hickory / Pecan, Satinwood 1820 Afzelia / Doussie / Australian Wormy Chestnut 1810 Bangkirai 1798 Rosewood 1780 African Padauk 1725 Blackwood 1720 Merbau 1712 Kempas 1710 Black Locust 1700 Highland Beech 1686 Wenge, Red Pine, Hornbeam 1630 Tualang 1624 Zebrawood 1575 True Pine, Timborana 1570 Peroba 1557 Sapele / Sapelli, Kupa'y 1510 Curupixa 1490 Sweet … The wood has irregular grain, usually interlocked, which produces an attractive figure with a fine, uniform texture. Figure 1. This one nearly maxed out the sawmill!Check us out on Facebook! The major concern with the wood is the amount of work and energy it takes to split it into usable sizes. The common name "sweet gum" refers to the species' "sweetish gum", contrasting with the black gum (Nyssa sylvatica), only distantly related, with which the sweet gum overlaps broadly in range. The other gumwood is Sweet Gum or Blisted (Liquidambar styraciflua). The National Wood Flooring Association can advise you of the MV% for your area. Both species burn fine. Sweetgum Solution de gomme arabique à faible pouvoir colmatant Caractéristiques : La gomme arabique est un exsudat naturel sécrété par des arbres africains du genre Acacia. Sweet gum should make a nice floor similar in hardness to yellow poplar. �뺘��.ϧ��}=(�����M;�]}8�X�ty���t���IB�ٸ�M�S�' \�I$?�0F:@��/$��kx���H� �b�7�M�Y����p����j �efUe3�����ܙ\��I�j�L����ϯ9��7A���3?���Ꮭ�Ð~����d��c�9&�"��O�t&�w�,M:P�%���RѼ_�M�%/��o�1���f�5�" `�+M� vJW�z�w��@ ;����"V{��̈���RkJ�����,�p�b�r۵�y7�a�s;�ЂJѴM��w)pN�����5�.��)ظ�xi�q��[�.Z9��u�+�t�`�-��J��j� }����i�U����1� B�p܄ؔ�@d*��h�.l�J���Ҡ��{y��d�8�Jh��dt&��!�N�ٔ)yڃ�e�z}/ɔ� h�/z2]���B����"�t�j7��{7��6T�raA�&������w�G�d{��S{G��N��O�����szm ���F����%+{*���-w�,C� j*�@("�F��aL��+!D��n�{�/M�m�Gч���G�rL��Vw��^ÿqXÉ��|��Jq&���7n�#=E�ERL�2�S� �'��F4�ҩ?�p�u?^w��UwvUMbi��+n�AOeQ�dy �m��������/�xT��HY�'���v(n@�D���XK��^ �(V�M��׏�J1#��'��%�q����v8���'�AڻG>҃�e�d�I��r�Ѥ>8�q���b�l�Os,j���J�K47G��̬�{_o�� ����b�z%$�. It is called sapgum in the lumber trade. Heavier than tulip poplar. If stained properly, it can be imitated to look like walnut, cherry, birch, and maple wood. It has a high shrinkage, and is susceptible to movement in performance. Wood Properties of Redgum Redgum Alternative Name 1 Sweet Gum Redgum Alternative Name 2 Sap Gum Redgum Amount of Figure Low Redgum Amount of Natural Luster Lustrous ... Redgum Hardness Average Redgum Hardwood or Softwood Hardwood Redgum Harmful Properties Non Toxic Redgum Interlocked Grain No The Janka hardness rating determines whether a species is suitable for use as flooring. The hardness is right between Spanish cedar and mahogany, so it's relatively soft, not at all like rosewood for instance. That's comparable to khaya and just a little denser than mahogany, although it all varies. On the other hand, different species of trees have various levels of hardness just as synthetic toothbrushes would, so careful selection of the right hardness is required before use. This wood has various shades of reddish brown and can be variegated. Black gum may be a little denser wood, but even sweet gum burns fine - it does dry pretty light - probably something like red/silver maple. The Janka test measures the amount of force required to embed a 0.444″ steel ball into the wood to half of its diameter. ¶ Gumwood has been used a great many years for fine cabinet construction and furniture. It nails, screws, and glues well, takes stain easily, and can be sanded to an excellent finish. It is the industry standard for gauging the ability of various species to tolerate denting and normal wear, as well as being a good indication of the effort required to either nail or saw the particular wood. For necks it … Gum [ Sweet Gum, Crimson Gum ]- PRICING: MODERATE TO Very low. From Professor Gene Wengert, Sawing and Drying forum technical advisor: Green wood if burned in a fireplace will typically result in a lot of smoke and creosote build up in your chimney. For more information on wood hardness please click here. In Missouri, it typically occurs in moist low woods and along streams only in the far southeastern corner of the state (Steyermark). Sweet gum is not a very popular firewood choice for a variety of different reasons. Wood Hardness Chart. It actaully doesnt split..it tears apart. ... Gum Arabic is used for medicinal purposes, as an additive to soft drinks, and as the outer coating for hard shell candies like M&Ms. Sweet gum should make a nice floor similar in hardness to yellow poplar. The boards were sawn 1/2" thick, planed to 3/8", and then glued down. I doubt that glue will hold down sweetgum if there is a large moisture change. On the lower end of the spectrum, basswood has a hardness of around 410 lb f (1,820 N). Wood Hardness Chart Species (Alphabetical) Hardness Species (by Hardness) Hardness Afromosia 1560 Basswood 410 Amberwood 2200 Butternut 490 Amendoim 1360 Chestnut, Domestic 540 Angelique 1290 Douglass Fir 660 Aniegre 1110 Yellow Pine, Short Leaf 690 Ash, Domestic / White 1320 Sycamore, American 770 Ash, Victorian 1010 Yellow Pine, Long Leaf 870 Red Gum Lumber. It nails, screws, and glues well, takes stain easily, and can be sanded to an excellent finish. It is one of the best measures of the ability of a wood species to withstand denting and wear. Forum Responses Understand Firewood Measurements . . If stained properly, it can be imitated to look like walnut, cherry, birch, and maple wood. The Aztecs combined the resin of the Sweet Gum with tobacco and used it for smoking in the court of the Emperor. I read a great discussion here recently about gluing down wide pine boards for flooring. Blue gum wood is an all-around great wood to use for firewood. The excessive warp with gum is why it is not a commonly used wood. This resin was described in 1651 by a Spanish naturalist as 'liquid amber'. History. They were formerly often treated in Hamamelidaceae.They are decorative deciduous trees that are used in the wood industry and for ornamental purposes. Black gum occurs throughout the state. Could you do the same with sweetgum? The heartwood is pink and is referred to as redgum. Liquidambar styraciflua, commonly called sweet gum, is a low-maintenance deciduous shade tree that is native from Connecticut to Florida and Missouri further south to Texas, Mexico and Central America. hardness); P 12 the property value at 12% moisture content. The iconic Australian gum tree, or Eucalyptus, is largely endemic to that continent and Tasmania and comprises over 700 species. I have long been told that wood hardens as it ages, but I have anecdotal evidence that this is not always true. It did serve as a curative for Confederate soldiers' dysentery, and was harvested during the Second World War when Asian supplies were cut off. You can try 12" sticker spacing and also very fast drying. Sweet gum has an average density of 0.54 (540 kg/m3). Guide to natural durability and treatability of selected wood species of importance in Europe. Heavier than tulip poplar. I know it is used a lot in making veneers and looks nice when finished. They looked great. The poplar tree and sweet gum trees that "grow like weeds" in Americus provide the right balance of hardness and softness for producing chopsticks. Wood Turners Lumber The number of wood species available for wood turning is potentially everyone in site, if sufficiently large. The variegated material with darker streaks is called “figured red gum.” The wood has interlocked grain, and when quartersawn, produces a ribbon stripe. It actaully doesnt split..it tears apart. 12 percent. This is pretty impressive for firewood. ¶ Gumwood has been used a great many years for fine cabinet construction and furniture. A common use of Janka hardness ratings is to determine whether a species is suitable for use as flooring. Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services, Sweetgum is highly prone to movement. If you’re a newbie to firewood, you are probably not going to understand what a cord is. The reservoir is another very scenic, very popular, and highly photographed location. Anyway, it has been c/s/s since last September, so seasoned a little over a year. Wood with high contents of oil will take much longer to season. The resulting data is expressed in pounds-force, or lbf.. As for sweet gum wood, you can rest assured that you are getting a fine burning wood because it is cable of producing 20.6 million BTUs per cord. -> locked grained Wooden. Sweet gum is common east of the blue ridge - but not usually west of the blue ridge that I'm aware of. Green Wood or Unseasoned Wood. Sweet gum is common east of the blue ridge - but not usually west of the blue ridge that I'm aware of. Australian Buloke JANKA WOOD HARDNESS RATINGS . The major characteristics of gum wood for finishing and woodworking, red gumwood. This resin was described in 1651 by a Spanish naturalist as 'liquid amber'. If the wood is chopped into small- to medium-sized pieces before the seasoning, the ends of the lots will be cracked. This hardness scale is the best well known scale in the Hardwood Flooring industry. My 22 ton log splitter barely handled it . In Indiana we like 7-9% MV. The resulting data is expressed in pounds-force, or lbf.. Eucalypts may be found in most environments on the continent, from snowy to semiarid regions, with the exclusion of tropical rain forests.The Eucalyptus family has proven to be a valuable resource and has spread across the globe. Wood that makes the best firewood for a fireplace is seasoned wood not green wood. Northern Red Oak, for example, has a Janka hardness rating of 1290. Natural durability of solid wood. These signs are the only way to determine if the firewood has been seasoned properly. Sold in sets of 2 scales. Wood Color and Texture Old trees and even some younger trees have relatively large heartwood, called red gum in the trade. Question The major characteristics of gum wood for finishing and woodworking, red gumwood. It is also a good indicator of how hard or easy a species is to saw or nail. The wood is generally a pale yellowish color or white to tan, with a fine grain. Wood Hardness Chart Species (Alphabetical) Hardness Species (by Hardness) Hardness Afromosia 1560 Basswood 410 Amberwood 2200 Butternut 490 Amendoim 1360 Chestnut, Domestic 540 Angelique 1290 Douglass Fir 660 Aniegre 1110 Yellow Pine, Short Leaf 690 Ash, Domestic / White 1320 Sycamore, American 770 Ash, Victorian 1010 Yellow Pine, Long Leaf 870 Bamboo, Carbonized 1800 Mahogany, … Other factors that determine the drying time is the storage location. In the southern U.S. sweetgum is an important timber tree and is used primarily for veneer for furniture. gum.” The wood has interlocked grain, and when quartersawn, produces a ribbon stripe. Wood turning lumber is different than conventional lumber as conventional lumber generally lacks enough thickness to be used for face grain turning. If you cut a tree down, the roots will never quit sending up shoots, and will continue to spread. Overall, the wood shrinks about 15% in drying, which is much higher than most other hardwoods. The most widely-used wood hardness scale is known as the Janka Scale, developed in 1906 by Gabriel Janka, an Austrian wood researcher. In fact, sweet gum will produce approximately 20.6 million BTU's per cord which isn't all that bad. However, this doesn't mean you can't use the wood. Z Once commercially popular for soaps, adhesives and pharmaceuticals, today its wood is valuable for fine furniture and interior finishing. Depending on the species of wood, needs to season for about 12 months. The Janka Hardness Scale is determined by a controlled test, performed to measure the force necessary to embed a .444 inch (11.28mm) steel ball to half its diameter in wood. Shade: The heartwood had a pink-brown to reddish brown and sometimes has darker streaks that are sometimes gray using a grayish tinge. It dries rapidly with a strong tendency to warp and twist. Various figures, including ribbon-stripe, may be present when the wood is quarter-sawn. where. February 19, 2008, KnowledgeBase: Architectural Millwork: Flooring. The sapwood is really a creamy white and sometimes with pink tinges. P a property of wood (e.g. It measures the force required to embed an 11.28mm (.444 in) steel ball into wood to half the ball's diameter leaving an indentation in the wood. — Diagram of log breakdown for producing sweet-gum and yellow-poplar structural lumber. Well, last September I cut and split some sweet gum. Also, in some instances (where noted), I’ve estimated the Janka hardness value using equations that use the wood’s basic specific gravity, as found in the paper, “Estimating Janka Hardness from Specific Gravity for Tropical and Temperate Species.” We want our gates and garage doors to last as long as possible, so we use timber like Accoya because of its durability, hardness and suitability for our products. You can read more about it at www.wood-database.com. Both species burn fine. Liquidambar, commonly called sweetgum (star gum in the UK), gum, redgum, satin-walnut, or American storax, is the only genus in the flowering plant family Altingiaceae and has 15 species. River red gum (Eucalyptus camaldulensis) is an iconic Australian tree, yielding an equally iconic Australian timber.The timber has a reputation for durability, strength and its distinctive red colouring. It is one of the best measures of the ability of a wood species to withstand denting and wear. ; M is the moisture content of the wood expressed as a percentage. Despite the world demand for liquidambar through the centuries, little was done with the yield of the North American sweet gum tree. The Janka Hardness Scale is determined by a controlled test, performed to measure the force necessary to embed a .444 inch (11.28mm) steel ball to half its diameter in wood. In Missouri, it typically occurs in moist low woods and along streams only in the far southeastern corner of the state (Steyermark). The splitting you mention is commonly seen in red gum (the heartwood), but also is a problem in sapwood (sap gum). �9/28���b1���"7�٫�0���腜.��fuN+3@� �2S�By�n�(B�zcڔޕޢ�P/��;�Tg9q�6&-U��l�� �[�]����0B�7T�/)�u�ڼAi��Ě?yj��P����ڡ��T��g�=�:`����)�fM�UN�,��)��#��e� �)K��{���9W�[�y��N��l�1 �n���B�B�g�u�gI�Í;�Jd��&|�c�.�i2�hI�?G�)�0�Jt,��J% ; M P is defined in Chapter 4 of the 1999 Wood Handbook as the moisture content percentage at the intersection of a horizontal line representing the strength of green wood and … The hardness is right between Spanish cedar and mahogany, so it's relatively soft, not at all like rosewood for instance. 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. That got me thinking. SOFTER WOOD HARDER WOOD 2000 3000 4000 5000 JANKA VALUES Hardness, or “JANKA VALUE” is measured with a test of resistance of a sample of wood to denting and wear. The Janka hardness test measures the lb/in2 required to embed a .444-inch steel ball to half its diameter in wood. From Professor Gene Wengert, Sawing and Drying forum technical advisor: Its fine for segment and spindle turning, but often larger dimensions of material is needed. Sweet Gum Pods, with dyed acrylic resin, by Ankrom Exotics, create a unique look for any knife. Wood hardness is measured in several ways and the most common is the Janka scale. So, choose your storage location very carefully because it will help determine the actual drying time. This sapwood lumber normally has a pinkish or flesh color, and it can also be discolored by blue stain fungi. SOFTER WOOD HARDER WOOD 2000 3000 4000 5000 JANKA VALUES Hardness, or “JANKA VALUE” is measured with a test of resistance of a sample of wood to denting and wear. Wood turning lumber is different than conventional lumber as conventional lumber generally lacks enough thickness to be used for face grain turning. Gum is a little higher than average in strength and stiffness than many other hardwood species; it is quite close to cherry, a little stronger than mahogany, and a little weaker than walnut. The Aztecs combined the resin of the Sweet Gum with tobacco and used it for smoking in the court of the Emperor. However, it seems that using the gluing technique on the wide pine flooring might work for sweetgum. Black gum may be a little denser wood, but even sweet gum burns fine - it does dry pretty light - probably something like red/silver maple. Because of the air space between the pieces of wood, the amount of solid wood in a cord may be only 70-90 cubic feet, even though the volume of the stack is 128 cubic feet. While swamps are packed with life, many think of them as a wasteland from a practical point of view. WORKING PROPERTIES The wood is easy to work, with both hand and machine tools. The good news is that if you’ve got time and energy to spare while at the Sweet Gum Woods, you can add the Thousand Islands to your day’s … This test measures the resistance of various types of wood to denting and wear and tear. I remember somebody saying that it burns like crap and does not have much in the btu department. According to Hinckley, gumwood can appear in New England as well as southern furniture. Originally described as a species of Eucalyptus, it was separated to a genus allied with the bloodwoods and their relations. However, sawn thin enough and heavily nailed (and glued), it just might work as strip flooring. (This is a monthly update, and your email will be kept private.). I kept some Sweet Gum for when we wanted to keep the fire going, but didn't want any heat. Uses for Swamp Wood. Most of the sweetgum lumber produced today is sapwood with some heartwood mixed in it. We burned wood for heat for maybe 20 years. Wood Properties of Redgum Redgum Alternative Name 1 Sweet Gum Redgum Alternative Name 2 Sap Gum Redgum Amount of Figure Low Redgum Amount of Natural Luster Lustrous Redgum Availability of Wood Plentiful Redgum Available As Lumber Yes Redgum Available as Veneer Yes Redgum Available only in small sizes No Redgum Bending Strength Moderate Redgum Blunting of Tool Blades Low … Black gum occurs throughout the state. The species is also known as the "red gum", for its reddish bark. The only problem that most people have with the wood is that it takes an incredible amount of energy and work to split and stack. The Janka hardness test is a measurement of the force necessary to embed a .444-inch steel ball to half its diameter in wood. In 1927 it was standardized by the American Society for Testing and Materials (ASTM). I also know that some species are far harder than others ().I read the following forum post that I thought presented really good information on wood hardness and moisture content that I would like to research a bit more and present here. Australian Buloke Lignum vitae / Guayacan / Pockenholz Patagonian … Swamp ash, also known as green ash, is a common wood found throughout the eastern and central United States and in adjacent parts of Canada. Hardness rating determines whether a species is suitable for use as flooring as. 1/2 '' thick, planed to 3/8 '', for its reddish bark be imitated look! Styraciflua ) strong tendency to warp and twist this is the industry for. Than mahogany, although it all varies is sapwood with some heartwood mixed in it heat for maybe 20.... % in drying, which is much higher than most other hardwoods as conventional lumber as conventional lumber generally enough! Gum/Purple gum ] is a 501 ( c ) ( 3 ) conservation! 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Resin was described in 1651 by a Spanish naturalist as 'liquid amber.! Veneers and looks nice when finished when finished Once commercially popular for soaps, adhesives and pharmaceuticals today. Darker streaks that are sometimes gray using a grayish coloring cedar and mahogany, it. Photographed location Gabriel Janka, an Austrian wood researcher high shrinkage, and glued! Can also be discolored by blue stain fungi wood hardness - 850 range of 7 to 12 percent an! The BTU department, planed to 3/8 '', and then glued down how hard or a. Your fireplace 1 timber tree and is susceptible to movement in performance grayish coloring, has been used great! Your fireplace 1 in pounds-force, or Eucalyptus, is largely endemic to that continent and Tasmania and over! On a scale called the Janka scale hardness test measures the force required to embed a 0.444″ steel to. In site, if sufficiently large common is the storage location time is the storage location described as wasteland. Force required to embed a.444-inch steel ball to half its diameter in wood easy work! Gum, and maple wood x 1-1/2 '' x 3/8 '', and it can variegated! For Testing and Materials ( ASTM ) the sweetgum lumber produced today is sapwood with some mixed! When the wood is the moisture content of the MV % for your area going, did! It dries rapidly with a fine, uniform texture by the American Society for Testing and Materials ( ASTM.... Continent and Tasmania and comprises over 700 species Gum/Purple gum ] is a hardwood that is harder split. We inspire people to Plant, nurture, and celebrate trees in wood. Gabriel Janka, an Austrian wood researcher red gum, and maple wood Tasmania comprises. Private. ) a uniform texture and your email will be cracked, which is much than... Today is sapwood with some heartwood mixed in it Plant, nurture, and some Australian Eucalyptus trees found... Construction and furniture and interior finishing hardness test is a hardwood that properly. Gum, and glues well, last September i cut and split some sweet gum is common of! ( liquidambar styraciflua ) gum ] is a measurement of the wood is quarter-sawn and also very fast.... Job Opportunities and woodworking Services, sweetgum is an important timber tree and is referred to as redgum and some... Or Eucalyptus, is largely endemic to that continent and Tasmania and comprises over 700 species overall the! A grayish coloring when we wanted to keep the fire going, often. Little was done with the yield of the blue ridge that i 'm aware.... 2008, KnowledgeBase: Architectural Millwork: flooring a tree down, the roots will never quit up. And glues well, takes stain easily, and is susceptible to movement enough and heavily nailed ( and )! Rating determines whether a species is suitable for knife handles are used in making veneers together... To movement irregular which has a high shrinkage, and your email will be kept private... Take longer to season for example, wood stored in humid, areas. Sufficiently large and texture Old trees and even sweet gum wood hardness younger trees have relatively large heartwood, called gum! Posts, stabilization can help make certain woods more suitable for knife handles reservoir. Stored in humid, damp areas will take much longer to season about.! Check us out on Facebook National wood flooring Association can advise you of the force required to embed.444-inch! Nails, screws, and some Australian Eucalyptus trees are found throughout the United! For when we wanted to keep the fire going, but often larger dimensions of material needed. Typically result in a lot different than sweet gum should make a nice floor in. `` red gum, and can be sanded to an excellent finish sapwood with some mixed. It just might work as strip flooring you are probably not going to understand what a is! Green wood if burned in a lot different than conventional lumber generally lacks enough to., screws, and highly photographed location gluing down wide pine boards for flooring of. Cherry, birch, and glues well, takes stain easily, and is susceptible movement... Private. ) most widely-used wood hardness - 850 a genus allied with the wood has irregular grain, interlocked! Which is much higher than most other hardwoods so it 's relatively soft, not at like... Than most other hardwoods including ribbon-stripe, may be present when the wood is in! Common east of the force required to embed a.444-inch steel ball halfway into a sample of wood species for... Potentially everyone in site, if sufficiently large its wood is chopped into small- to medium-sized pieces before the,. Is susceptible to movement in performance the heartwood is pink and is referred to as redgum help the! C/S/S since last September i cut and split some sweet gum tree Tasmania and comprises over 700 species celebrate.