BACKWOOD SPECIES

August, 09

MERBAU



MERBAU (Intsia Bijuga) is found typically in the Pacific Ocean Islands and South East Asia. Well known for being hard wood with sprinkles of yellow dust

Found typically in the Pacific  Ocean Islands and South East Asia.
The trees grow as high as 40m and more than 100cm in diameter.
Well known for being hard wood with sprinkles of yellow dust that gives gold luster that is distinct to this species.
Popularly used for outdoor and indoor use, it was also traditionally used for rail road sleepers and construction.
The color gyrates from darkish dull to gold hues under different settings, perpetuating a sense of tropical wood calmness.


WOOD SPECIES DETAILS

NAME
Merbau

BOTANICAL NAME
Intsia spp.

NAME IN OTHER COUNTRIES
Go-nuoc (Vietnam); Ipil, Sea Ipil (Philippines);
Kwila (PNG); Lumpho, Tumpaw, Maka-mong (Thailand);
Moluccan ironwood (UK); Mirabow (UK, USA); Inzia (Italy); Iron Kajoe,
Moluks Ijzerhout (Netherland); Merbau (France, German, Italy, Netherland, Spain, Sweden).

WOOD FAMILY
Caesalpiniaceae Distribution: Sumatera, Kalimantan, Maluku, South East Asia, Papua

TREE CHARACTER
The tree can reach 40m in height and diameter can reach up to 200cm. Cylinderical shape tree and buttresses up to 4m height and 4m diameter.

COLOUR
When fresh cut the colour is orangish-brown but it will become darker reddish-brown when aging. May have some small yellow mineral deposits. Wood

TEXTURE
Grain is straight to interlock. Texture is coarse with a moderate natural luster.

ROT RESISTANCE
Very durable and resistance to rotting and insect attack.

DRY WEIGHT
800 – 900kg/m3

JANKA HARDNESS
7620 Nm

BRINELL HARDNESS
4.9 N/mm²

MODULUS OF RUPTURE
145.2 MPa

MODULUS OF ELASTIC
15930 MPa

CRUSHING STRENGTH
73.4 MPa

WORKABILITY
Tough to work with hand tools and machining.

USAGE
Furniture, decking, flooring, railway slippers, bridges, plywood, veneers,
musical instruments, boatbuilding, door, window frame and carvings.


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