Instrument
INS-04
Revision
r0.5 · specification
Status
Specification
Target release
Q2 2026
Species Comparison Tables
Comparative matrix for engineered timber species covering density, Janka, dimensional stability, colour movement and finish compatibility.
Assists specifiers in shortlisting species aligned to project traffic profile and design intent.
Preview interface · not yet operational
beta://library/species-comparison
INS-04 · r0.5 · specification
Input parameters
Compare species
European Oak · American Walnut · BlackbuttLocked
Traffic class
Commercial · highLocked
Finish system
UV-cured oilLocked
Rating priority
Dimensional stabilityLocked
Comparative matrix · shortlist
| Species | kg/m³ | Janka kN | Tang. % | Photo | Stability |
|---|---|---|---|---|---|
| European Oak | 710 | 5.0 | 7.5 | Low | ★★★★☆ |
| American Walnut | 660 | 4.5 | 7.8 | Mid | ★★★☆☆ |
| Blackbutt | 900 | 9.1 | 6.6 | Low | ★★★★★ |
Output register
01
Density (kg/m³)
Awaiting · release
02
Janka hardness (kN)
Awaiting · release
03
Tangential shrinkage (%)
Awaiting · release
04
Photochromic behaviour
Awaiting · release
05
Finish compatibility notes
Awaiting · release
Session · read-only · logged
Timber selection
Planned capability
- 01Save & export shortlist to specification pack.
- 02Cross-reference against current mill availability.
- 03Include cost band envelope per project scale.