Forest nuxia (Nuxia floribunda)
Family: Loganiaceae
Common names: Forest nuxia
Distributed in: Zimbabwe (Africa)
Common uses: Agricultural implements, Boxes and crates, Carvings, Furniture, Light construction, Tool handles, Toys, Turnery, Vehicle parts, Wheel spokes, Wheels
Tree size: Tree height is 10-20 m
Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodSame as heartwood
.The grain isStraight, the textureFine to mediumand the lusterMedium
Natural durability: Susceptible to attack from termites (Isoptera), Susceptible to insect attack
Kiln Schedules: Dry at a slow speed
Drying Defects: Distortion, Splitting
Cutting Resistance: Fairly Difficult to Very Difficult to saw
Gluing: Fairly Easy to Very Easy
Nailing: Possible if prebored, Pre-Boring Recommended
Planing: Very Good to Excellent
Resistance to Impregnation: Heartwood is resistant
Resistance to Splitting: Poor
Response to hand tools: Fairly Difficult to Difficult to Work
Veneering qualities: Veneers easily, Veneers moderately easy
Screwing: Pre-boring recommended
; Turning: Fairly Easy to Very Easy
Painting: Good; Polishing: Very Good to Excellent; Varnishing: Good;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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Item |
Green |
Dry |
Metric |
Specific Gravity |
|
|
|
Density |
|
753 |
kg/m3 |
Bending Strength |
654 |
1024 |
kg/cm2 |
Crushing Strength |
485 |
699 |
kg/cm2 |
Hardness |
|
|
kg |
Impact Strength |
|
|
cm |
Shearing Strength |
|
155 |
kg/cm2 |
Stiffness |
117 |
135 |
1000 kg/cm2 |
Tangential Shrinkage |
|
|
% |
Radial Shrinkage |
|
|
% |
Weight |
|
|
kg/m3 |
Maximum Load |
|
|
cm-kg/cm3 |
Toughness |
|
|
cm-kg |
Static Bending |
|
|
kg/cm2 |
|
 |  |  |  | Item | Green | Dry | English | Bending Strength | 9310 | 14566 | psi | Density | | 47 | lbs/ft3 | Maximum Crushing Strength | 6899 | 9945 | psi | Shearing Strength | | 2205 | psi | Stiffness | 1665 | 1923 | 1000 psi | Weight | 46 | 37 | lbs/ft3 | |
Density (dry weight) = 46-52 lbs/cu. ft. Shearing strength (parallel to grain) = medium Modulus of Elasticity (stiffness) = medium Max. crushing strength = high Bending strength (MOR) = medium
Banks, C.H., Schoeman, J.P., Otto, K.P.,1977,The Mechanical Properties of Timbers with particular reference to South,Africa,South African Forestry Research Institute Bulletin,(Ed.,Schoeman, J.P. 1973 & Otto K.P. 1976,No.48Banks, C.H.,1970,The Durability of South African Wood and Wood Base Building Materials,South African Forestry Journal,No.75Goldsmith, B., Carter, D.T.,1981,The Indigenous Timbers of Zimbabwe,Forestry Commission, Zimbabwe Research Bulletin No.9
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