Hardwood lumber species: very high density


hardwood: very high density: azobe / ekki 1.05 : tali 0.92 : okan .91
hardwood: high density:
niove .89 : wenge .87 : moabi .83 : doussie .81 : pachyloba .81
hardwood: medium density: afromosia .77 : bilinga .75 : padauk .73 : izombe .72 : makore .69 : iroko .64

azobe / bongossi / ekki / lophira alata
Azobe lumber is used untreated for in ground, water or cold marine contact projects.

Exterior uses with no required preservatives:

bridge, pedestrian bridge, stairs, railway sleepers, sleepers,
heavy duty decking, framework, harbor works, heavy joinery.

Properties (12% moisture)
Color: brown
Density: 1,050 kg/m3
Compression Strength: 96 Mpa
Modulus of Elasticity: 17,800 Mpa
Modulus of Rupture : 180 Mpa
Nail Holding: good
Planing: difficult
Sawing: difficult
Finishing: difficult
Decay resistibility: very resistant
Wear resistibility: very resistant



tali / Erythrophleum ivorense

Tali lumber is used untreated for in ground or water contact projects.

Exterior uses with no required preservatives:

sleepers, railway sleepers, bridge, pedestrian bridge, posts,
beams,
truck flooring, decking, stairs, boardwalk, framework.

Properties (12% moisture)
Color: light brown
Density: 920 kg/m3
Compression strength: 78 Mpa
Modulus of Elasticity: 15,700 Mpa
Modulus of Rupture: 177 Mpa

Nail Holding: good
Planing: difficult
Sawing: difficult
Finish: good

Decay resistibility: very resistant
Wear resistibility: very resistant




okan / cylicodiscus gabonensis

Okan lumber is used untreated for in ground, water or marine contact projects.

Exterior uses with no required preservatives:

hydraulic works, bridge, pedestrian bridge, posts, beams, wood foundations,
truck flooring, heavy duty decking, boardwalk, floating dock, sleepers.

Properties (12% moisture)
Color: yellow brown
Density: 910 kg/m3
Compression strength: 82 Mpa
Modulus of Elasticity: 18,000 Mpa
Modulus of Rupture: 187 Mpa

Nail Holding: difficult
Planing: difficult
Sawing: difficult
Finish: good

Decay resistibility: very resistant
Wear resistibility: very resistant

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