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Cumaru_wood.jpg

Cumaru

Cumaru

Durability:
Very durable
Strength class:
D60
Applications:

Cumaru hardwood is used for a wide spread of applications, in high quality end uses like parkbenches, cladding, boardwalks and sound bariers. Due to the available dimensions and high strength it is also used for heavy hydraulic constructions like lock doors.

Mass volume:
Fresh 1100-1300 kg/m3
Colour:
Red-brown
Details:
The heartwood of Cumaru is yellow brown to red brown often with darker (red) veins and is clearly demarcated from the sapwood. It has a greasy touch and a mild vanilla-like smell. The grain is often interlocked and the texture is medium coarse.
Grain:
Cross
Texture:
Moderately rough
Drying:
Very slowly
Hardness:
15700 N
Machining:
Despite the high density and the interlocked grain, Cumaru wood can be machined well. The surface will be rather smooth, with exception of interlocked grain. Pre-drilling is necessary. Drying goes slowly with low shrinkage and less risks of warp or checks.
Screwing/nailing:
Pre-drilling necessary
Finishing surface:
Good
Botanical name:
Dipteryx odorata
Origin area:
Tropical South America
Other names:
Tonkawood, charapilla, cumarut, tonka, sarrapia
Remarks:
FSC Cumaru is available in modest quantities in the Amazon region of Brazil. The tree has a straight trunk with a diameter till about 120 cm and less defects. It is also possible to produce larger dimensions. The sapwood is just a few cm wide. The so called tonka beans from this tree are used as an alternative for vanilla in for instance ice-cream.
Family:
Leguminosae (Papilionaceae)