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Rulon Bearings

African Ekki/azobe Wood
Categories: Wood and Natural Products; Wood; Hardwood

Material Notes: Moderately resistant to termite attack. Acid resistant. Obtainable in large sizes
Usual surface texture: Coarse
Dimensional changes when dried lumber is subjected to variations in humidity during service: Large
Resistance to fungal decay (Heartwood in ground contact): Very Durable (Over 25 years)
Resistance to penetration by preservatives: Extremely resistant
Common Applications: Heavy construction, marine and freshwater construction. Bridges, sleepers, etc.

Key Words: Lophira elata; Lumber, Timber
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Physical PropertiesMetricEnglishComments
Specific Gravity 0.870 g/cc0.870 g/ccGreen
Density 1.07 g/cc0.0387 lb/in³15% Moisture Content
 
Mechanical PropertiesMetricEnglishComments
Hardness, Wood Indentation 12900 N2900 lb (f)Side Hardness, Green
 14900 N3350 lb (f)Side Hardness, 12% Moisture
Modulus of Rupture 0.1165 GPa16.90 ksiStatic Bending, Green
 0.1689 GPa24.50 ksiStatic Bending, 12% Moisture
Flexural Modulus 14.9 GPa2160 ksiStatic Bending, Green
 17.0 GPa2470 ksiStatic Bending, 12% Moisture
Compressive Strength 65.6 MPa9510 psiParallel to Grain, Green
 86.9 MPa12600 psiParallel to Grain, 12% Moisture
Machinability 10 %10 %Difficult Relative to Other Wood
Shear Strength 14.1 MPa2050 psiParallel to Grain, Green
 20.4 MPa2960 psiParallel to Grain, 12% Moisture
Work to Maximum Load 0.0830 J/cm³12.0 in-lb/in³Static Bending, Green
 
Thermal PropertiesMetricEnglishComments
Shrinkage 8.4 %8.4 %Radial Shrinkage Green to Oven Dry
 11 %11 %Tangential Shrinkage Green to Oven Dry
 17 %17 %Volumetric Shrinkage Green to Oven Dry
 
Descriptive Properties
ColorDark red to dark brownUsual for heartwood

References for this datasheet.

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