| Scientific Name |
Calophyllum elatum |
| Trade Name |
Poon |
| Local Name |
Kattu-punna, punnapa |
| Family |
Guttiferae |
| Tree Size |
very large |
| Tree Height ( m ) |
35 - |
| Tree Diameter ( cm ) |
150 - |
| Tree Distribution |
west coast tr |
| Sapwood-Heartwood Distinction |
Distinct |
| Sapwood Colour |
pinkish |
| Heartwood Colour |
reddish brown with dark streaks |
| Hardness |
moderately hard |
| Specific Gravity Based on Weight Over-dry and Volume Green |
|
| Weight |
moderately heavy |
| Weight(Kg)/cubic meter at 12% Moisture Content |
655 - |
| Texture |
coarse |
| Grain |
straight |
| Growth Rings |
Indistinct |
| Porosity |
diffuse porous |
| Vessel Size |
large to medium |
| Vessel Arrangement |
mostly solitary arranged in radial or oblique chains |
| Vessel Diameter |
- |
| Vessel Element Lenght |
- |
| Perforation |
|
| Pit Outline |
|
| Pit Size |
|
| Vessel Ray Pitting |
|
| Ray Nature |
fine, closely spaced |
| Ray Arrangement/Type |
|
| Ray Number |
- |
| Ray Height |
- |
| Fibre Walls |
|
| Fiber Length |
|
| Modulus of Rupture in kg/cm2 (Green) |
672.2 |
| Modulus of Elasticity in kg/cm2 (Green) |
97700 |
| Modulus of Rupture kg/cm2 (Dry) |
921 |
| Modulus of Elasticity in kg/cm2 (Dry) |
120200 |
| Uses |
Class I plywood; tea chests; low quality furniture; blackboards; packing cases and boxes; poles and cross arms; boat and shipbuilding, sailing boards and rafters
|