Marishballi
Licania spp.
Marishballi measures 3,570 lbf on the Janka scale, 177% harder than northern red oak.
- Only ipe is harder, and only kaneelhart is stronger in bending, and only kaneelhart and bulletwood are stiffer, and only kaneelhart, macawood and ipe are heavier.
U.S. hardwoodsU.S. softwoodsImported woodsNorthern red oak
Six measures
MarishballiImported woods medianOther woods
Janka hardness
3,570 lbf15,880 N2nd hardest of 1552nd of 65 imported woods; 175% above the imported woods median240 lbf3,680 lbfBending strength
27,700 psi191.0 MPa2nd strongest of 15566% above the imported woods median4,300 psi29,900 psiStiffness
3.34 M psi23.0 GPa3rd stiffest of 15567% above the imported woods median0.54 M psi4.06 M psiDensity
0.884th heaviest of 15544% above the imported woods median0.250.96Shrinkage across the face
11.7%radial 7.5%5th highest of 15548% above the imported woods median3.5%12.7%Cupping tendency
1.5631st lowest of 1551.092.90
For its weight: strength-to-weight 31,477 psi (8th of 155).
How much it moves
It shrinks a lot, but the two directions stay close (T/R 1.56), so a board loses size more than it changes shape.
0.70 in.
off a 6-inch flatsawn board, green to oven-dry; quartersawn 0.45 in.
- Tangential
- 11.7%
- Radial
- 7.5%
- Volume
- 17.2%
- T/R ratio
- 1.56 (31st most stable of 155)
End view, shrinkage drawn 3× life size.
Closest substitutes
- Bulletwood
11% softer · 3% lighter · shrinks 2.3 points less across the face
- Manbarklak
2% softer · 1% lighter · shrinks 1.4 points less across the face
- Tropical oak (roble)
30% softer · 14% lighter · same face shrinkage
Woods of similar hardness
The eight nearest on the Janka scale, lbf.
Laboratory values
Its most unusual laboratory figure is bending strength (modulus of rupture): 2nd highest of the 155 woods with a published value.
| Property | Green | Dry, 12% MC | Change when dried | Metric, 12% MC |
|---|---|---|---|---|
| Modulus of rupture | 17,100psi | 27,700psi | +62% | 191MPa |
| Side hardness | 2,250lbf | 3,570lbf | +59% | 15,880N |
| Modulus of elasticity | 2.93M psi | 3.34M psi | +14% | 23.0GPa |
| Compression parallel to grain | 7,580psi | 13,390psi | +77% | 92.3MPa |
| Work to maximum load | 13.4in-lbf/in³ | 14.2in-lbf/in³ | +6% | 97.9kJ/m³ |
| Shear parallel to grain | 1,620psi | 1,750psi | +8% | 12.1MPa |
Wood Handbook Table 5-5b, Table 4-4. Data & method · Guides