Tigerwood / Curapay

TigerwoodTigerwoodScientific Name:Astronium fraxinifolium

Other Names and Species:
Bois de Zebre
Goncalo Alves

Latin America: mainly Brazil, Paraguay and Uruguay.

The sapwood of Tigerwood is brownish-white to dirty grey, while the heartwood is reddish-brown to light golden-brown in colour. The species has a mottled, wavy or interlocked, irregular grain. Tigerwood has a medium to dull lustre and is fine in texture. Tigerwood is a highly durable wood with a high resistance to beetle attack. The wood remains dimensionally stable and is reported to have no odour. Tigerwood is time consuming to dry properly while preventing degrade. 
Tigerwood’s hardness is 1850. As a flooring option, this species is one of the harder and more durable woods. It falls between hickory or pecan and purpleheart in hardness, is nearly ninety-six per cent as hard as merbau, is a little over twenty-seven per cent harder than hard maple, and is about eighty-four per cent as hard as santos mahogany's ranking of 2200.
Tigerwood is difficult to saw properly and requires carbide-tipped blades. Pre-boring is suggested yet the wood holds nails well once applied. Glue holds well, but pre-setting is suggested with tigerwood flooring. This species sands fairly easily but care should be taken as it can scratch somewhat easily in the process. Tigerwood takes polishing very easily. Tigerwood's uses include flooring, boat building, fine furniture, panelling, plywood, and shutters.

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