|
|
| Common
Names: |
|
Amarello
Limao rana
Pau amarello
Pau setim
Pequia setim
|
|
|
|
|
|
- Mechanical Values
| Category |
Green |
Dry |
Units |
| Weight |
|
|
|
| Density (air-dry) |
|
51 |
lbs/cu.ft. |
| Specific Gravity |
0.70 |
|
|
| Hardness |
|
1820 |
lbs |
| Stiffness |
2040 |
2180 |
1000 psi |
| Bending Strength |
13200 |
16200 |
psi |
| Shearing Strength |
|
2160 |
psi |
| Max. Crushing
Strength |
6440 |
9050 |
psi |
| Work to Maximum Load |
11 |
13 |
in-lbs/in3 |
| Radial Shrinkage
(G->OD) |
|
6 |
% |
| Tangential Shrink.
(G->OD) |
|
7 |
% |
| Volumetric Shrink
(G->OD) |
|
13 |
% |
Environmental
Profile
This species has been assigned a conservation category
of Vulnerable in the state of Para, Brazil (Source -
World Conservation Monitoring Center - 1992 ).
Distribution
The natural growth range of this species is reported to
be restricted to the non-inundated lands of the lower
Amazon region in Para, Brazil.
Product Sources
It is not known at present whether timber from this
species is obtainable from sustainably managed or other
environmentally responsible sources.
The International Tropical Timber Organization (ITTO)
reports that the species is a fairly important source of
timber, and is frequently exported.
Timber produced by this species is reported to be
labelled and marketed sometimes as Satinwood.
Tree Data
The tree is described as large, attaining a height of
about 130 feet (40 m) at maturity.
Heartwood Color
The heartwood is brownish in color.
Grain
The grain is variable.
Texture
The texture is typically medium.
Luster
The material is reported to be highly lustrous.
Odor
There is no characteristic odor or taste.
Ease of Drying
The wood is reported to dry fairly easily.
T/R Ratio
1.12
This indicator is more meaningful if it is used together
with other drying information and actual shrinkage data
in the tangential and radial directions. (Refer to the
Numerical Values window).
Natural Durability
Durability is rated as moderate.
Blunting Effect
The wood exerts moderate blunting effect on cutters.
Planing
The material is reported to be fairly difficult to
plane.
Turning
Turning properties are reported to be fair.
Moulding
The material is reported to be fairly difficult to
mould.
Boring
The wood is fairly difficult to bore. Cutting tools
should be checked periodically for bluntness.
Routing & Recessing
Routing and recessing characteristics are rated as fair.
Mortising
Mortising properties are rated as fair.
Carving
Material containing interlocked grain is rather
difficult to carve.
Gluing
Gluing properties are rated as satisfactory.
Nailing
The wood is difficult to nail.
Comments
The timber is reported to be comparable in most
properties to Degame (Calycophyllum candidissimum) from
Venezuela, White oak (Quercus alba ), and Shagbark
hickory (Carya ovata ).
|
