Eyong

1.001.10 (-9%)

In stock

Name: BONGELE
Family: STERCULIACEAE
Scientific names: ERIBROMA OBLONGA – STERCULIA OBLONGA
Origin: WEST AFRICA – CENTRAL AFRICA

WOOD DESCRIPTION

Reference color: light yellow

Sapwood: not very distinct
Grain: medium Grain:
straight or cross grain
Counter grain: light
Creamy white to pale yellow brown with white veins. Wide mesh. Fat to the touch. Unpleasant odor when green

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PHYSICAL AND MECHANICAL PROPERTIES

These properties can vary significantly depending on the origin and growing conditions of the wood.

  • Density *: 0.74
  • Monnin hardness *: 3.7
  • Coef. Volume shrinkage: 0.48%
  • Stability in service: moderately stable to poorly stable
  • Total radial shrinkage: 4.6%
  • Fiber saturation point: 34%
  • Total tangential shrinkage: 10.6%

(*: 12% humidity)

NATURAL DURABILITY AND IMPREGNABILITY OF WOOD

  • Mushrooms: cl 4 – weakly durable
  • Insects of dry wood: susceptible; sapwood little or not distinct (risk in all the wood
  • Termites: class S – susceptible
  • Impregnability: 3-4 little or no impregnation
  • Biological risk class: 2 – out of contact with the ground, sheltered (risk of humidification)

Sensitive to bluing.

SAWING AND MACHINING

  • Blunting effect: normal
  • Teeth for sawing: ordinary or alloy steel
  • Machining tools: ordinary

Tearing off or planing. Difficult finish. Filling is necessary.

ASSEMBLY

  • Nailing – Screwing: good hold
  • Gluing: correct

USES

  • furniture
  • interior carpentry
  • paneling
  • parquet

Main known uses to be validated by implementation in compliance with the rules of the art. Important note: some uses are mentioned for information.

Source: CIRAD – ATIBT

REACTION TO FIRE

  • French conventional classification: thickness> 14 mm: M.3 (moderately flammable) thickness <14 mm: M.4 (easily flammable)
  • classification according to euroclasses: D s2 d0 This default classification concerns solid woods meeting the requirements of standard NF EN 14081-1 appendix C (May 2006), used in vertical walls. Namely structural timber, classified, with a minimum average density of 0.35 and a minimum thickness of 22 mm.
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1.001.10 (-9%)

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