How hard is African blackwood?

It is slightly oily. Density: African blackwood is very hard and heavy. The Average reported specific gravity is 1.08 (ovendry weight/green volume), equal to an air-dried weight of 91 pcf. Janka hardness is 4050 pounds of force.

Is African blackwood strong?

African Blackwood Overview

It is an extremely hard wood, strong and stiff, very stable, with a fine texture. … African Blackwood is considered one of the world’s finest woods for turning. It polishes very well to a smooth, lustrous finish.

What is the hardest wood in Africa?

African blackwood is considered to be among the hardest and densest of woods in the world; indeed, among some 285 species tested, (including Lignum Vitae), Gabriel Janka originally found African Blackwood to be the very hardest.

Why is African blackwood so expensive?

African Blackwood is one of the hardest and densest wood in the world and is mostly used for musical instruments. It is considered as the most expensive wood in the world because not only it is challenging to work with hand or machine tools, its trees are already near-threatened.

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Is African blackwood illegal?

Since it’s illegal to export many types of timber logs out of Africa, manufacturers of African blackwood products need their logs cut almost immediately after harvesting into timber squares about the size of the intended product. This benefits the product quality.

What is the strongest wood on earth?

1. Australian Buloke – 5,060 IBF. An ironwood tree that is native to Australia, this wood comes from a species of tree occurring across most of Eastern and Southern Australia. Known as the hardest wood in the world, this particular type has a Janka hardness of 5,060 lbf.

What is the most expensive wood in the world?

Most Expensive Woods in the World

  • Lignum Vitae is native to the Caribbean and north of South America. …
  • Topping the list of most expensive woods in the world is Bocote, a flowering plant from the borage family that is mostly found in Mexico, Central and South America.

7.09.2016

What is the heaviest and hardest wood in the world?

Generally acknowledged as the hardest wood, lignum vitae (Guaiacum sanctum and Guaiacum officinale) measures in at 4,500 pounds-force (lbf) on the Janka scale. That’s more than twice as hard as Osage orange (one of the hardest domestic woods) at 2,040 lbf and more than three times harder than red oak at 1,290 lbf.

What is the softest wood in the world?

With a density of 0.1 to 0.2 g / cm³, balsa is the softest wood in the world.

What is black wood called?

Ebony, wood of several species of trees of the genus Diospyros (family Ebenaceae), widely distributed in the tropics. The best is very heavy, almost black, and derived from heartwood only.

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What is the strongest wood in America?

Janka Rating System

The hardest commercially available hardwood is hickory, and it is five times harder than aspen, one of the “soft” hardwoods.

Is African blackwood waterproof?

The presence of natural waterproof- ing agents in the wood will greatly increase dimensional stability. The wood par excellence is African Blackwood. Available information concerning density and shrinkage during the drying of several timbers that have been used in bagpipe manufacture.

What is the difference between ebony and African Blackwood?

Gabon ebony is usually solid black. African blackwood is a little denser and harder than ebony, but both are so dense and hard that this should not be a deciding factor. African blackwood is a rosewood (dalbergia) and has a high natural oil content.

What is African blackwood used for?

Uses: African blackwood is used primarily for the manufacture of woodwind instruments, but is also used for other turnery work, brush backs, knife handles, walking sticks, inlay work, chessmen, carvings and many other small specialty items.

What tree does African blackwood come from?

Dalbergia melanoxylon (African blackwood, grenadilla, or mpingo) is a flowering plant in the family Fabaceae, native to seasonally dry regions of Africa from Senegal east to Eritrea and south to the north-eastern parts of South Africa.

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