Blackwood – Knysna
Acacia melanoxylon
• Also known as |
Acacia Blackwood|Australian Blackwood|Australian Hickory|Black Wattle|Lightwood|Mudgerabah|Sally Wattle|Tasmanian Blackwood
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A close cousin to Hawaii’s coveted Koa, Australian Blackwood is growing in popularity as it becomes more known in both guitar and furniture-building circles. Its name is misleading, as there are no black hues ever seen in its grains. Highly-figured lumber is not uncommon, nor are pieces with a shimmering chatoyance, reminiscent of Koa. Hardwood colors can range from a light golden brown to various dark shades of brown; streak and highlights of various differing colors is not uncommon. Sap colors can range from tan to a dull light gray, and is clearly demarcated. Its grains can range from straight to wavy to interlocked, and its texture is typically fine, with an impressive natural luster.
Other than the occasional tear-out, issues associated with lumber with interlocking grains, the wood is very easily worked. It turns, glues, and finishes well. Australian Blackwood also bends easily, which combined with its toughness and durability,  has made it an historically popular wood in Australia for boat building.
Not listed in the CITES Appendices or on the IUCN Red List of Threatened Species.
Why We Love This Wood
Aesthetics can vary greatly with this emerging Australian alternative to Koa. Larger boards are becoming more sought after by acoustic guitar luthiers in the US (for back-and-sides sets), although they remain in demand for furniture and cabinet makers, domestically. Not unlike Koa, the more sought-after boards are the highly-figured ones, which naturally command a significantly higher price.
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Vital Statistics
Main Color Group | Medium Brown |
Grain Pattern | Even |
Avg Dry Weight - LB/FT3 | 40 |
Avg Dry Weight - KG/M3 | 640 |
Janka Hardness - LBF | 1160 |
Janka Hardness - N | 5180 |
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blackwood-knysna
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Other Species
Chestnut - European
Durable and relatively affordable, European Chestnut is a popular cladding species in Europe. With looks similar to Oak and Ash, we are sure you will love the appearance of Sweet Chestnut. Grain can be interlocked, but Chestnut is still relatively easy to work. It can split relatively easily, so pre-drilling is essential.
This is a new species for us here at Rare Woods and a first for South Africa. We are delighted with what arrived and can’t wait to get it into some of your projects.
Detail
Common Uses
chestnut-european
Longhi
Longhi is an African wood with similar working properties to its more well-known cousin, Anegre. Its color varies from a greyish-white to beige to pinkish-brown color, which slightly darkens with age and UV-ray exposure. Its generally light appearance makes sapwood difficult to distinguish. Its grains are typical straight (though occasionally interlocked) and its texture ranges between fine and medium-fine. It can sometimes possess mottled or subtle tiger-striped figuring.
The wood must be carefully dried, as it is susceptible to fungus. It is considered to be moderately durable, and moderately stable. Longhi has a solid strength-to-weight ratio, which makes it a popular choice for flooring and decking.
Common Uses:
cabinetry, decking, flooring, furniture
cabinetry, decking, flooring, furniture
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Common Uses
longhi
Birch - Flame Roasted
“Roasting” Flame Birch involves gradually heating the wood up to temperatures of greater than 160 degrees celcius in special heat chambers made of stainless steel under anoxic conditions. The heat removes organic compounds from the wood cells, changing both the physical and chemical make-up of the wood. The process is natural and chemical free. It darkens the wood to a beautiful rich chocolatey brown color whilst still showing the gorgeous grain and figure of the underlying wood.
The thermally modified wood is more dimensionally stable, but the process does reduce bending strength and make the wood a little more brittle. This makes it chip a little easier than the un-modified lumber. The brittleness makes it less suitable for intricate cabinetry, but it is still an excellent choice for less intricate items such as floors, tops, panels, cladding etc.
Extra care needs to be taken when finishing thermally modified wood, as the “bone dry” wood has a tendency to “suck in” much of what is given to it. Our in-house woodworking specialist has had excellent results with Osmo PolyX. He suggests a thicker finish will work better.
Common Uses:
flooring, interior panelling
flooring, interior panelling
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Common Uses
birch-flame-roasted
Melunak
This Malaysian species is a medium weight timber suitable for light structural purposes. It is a popular joinery timber and it machines easily and finishes well.
Common Uses:
furniture, joinery
furniture, joinery
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Common Uses
melunak
Anegre
Indigenous to the tropical regions of East Africa and West Africa, as far south as Angola.¬† Anegre has been used primarily as an interior wood; it is decidedly non-durable, and thus not recommended for outdoor applications. The wood’s aesthetics can vary greatly, as Anegre is comprised of three separate species within the Pouteria genus. Its colors can range from pale yellowish to orangish-brown wood, to a pale pinkish-brown, sometimes with additional highlight coloration. Anegre typically darkens to a golden-to reddish brown over time, with repeated UV ray exposure. The heartwood and sapwood of Anegre are usually not distinguishable from each other.
Anegre has a medium texture with closed pores similar to Maple.  The species is easy to work with both hand and power tools.
Examples can be quite beautiful — and sometimes stunning, with curly and mottled figuring being not uncommon. Its hues tend to be generally pastel in nature, so it makes a very complimentary, aesthetically unimposing wood for a variety of interior applications. Grains are typically straight but can occasionally be interlocked. Its texture is medium and it has a nice natural luster.
Common Uses:
boatbuilding, cabinetry, carpentry, construction, veneer
boatbuilding, cabinetry, carpentry, construction, veneer
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Common Uses
anegre
Birch - Masur
Masur Birch (also known as Karelian Birch) is not a species in of itself, but rather a particular grain figure that occurs in various species of European Birch. The result is a beautiful marble like figure – a mix between burl and birdseye.
The cause of this figure is uncertain. Some say that it comes from a tree’s reaction to invasion by the larvae of the Agromyzia carbonara beetle, but the general opinion seems to be that it is hereditary, classifying the name of the variant as Betula pendula var. Carelica. Regardless of the exact origin of the figure, it provides us with stunning and unique looking lumber, just begging to be showcased in some fine woodworking. It is most commonly used in accent details, turned objects, knife handles and other small specialty items.
Veneers of Masur Birch are rotary cut (like Birdseye Maple) to ensure the best figure is extracted for the veneer.
Common Uses:
fine furniture, knife handles, specialty items, turnings, veneer
fine furniture, knife handles, specialty items, turnings, veneer
Detail
Common Uses
birch-masur