Ramin (Gonystylus forbesii)
Family: Thymelaeaceae
Common names: Melawis, Ramin
Distributed in: Australia, Indonesia, Malaysia, Philippines (Oceania and S.E. Asia)
Distribution overview: Part of a group consisting of small to large trees distributed in peat swamp forests in Malaysia, parts of Sumatra, the west coast of Borneo, and the Philippines.
Common uses: Broom handles, Building materials, Carvings, Chairs, Chests, Concealed parts (Furniture), Core Stock, Crossties, Decorative veneer, Desks, Dining-room furniture, Domestic flooring, Dowell pins, Dowells, Drawer sides, Factory flooring, Figured veneer, Fine furniture, Floor lamps, Flooring, Furniture , Furniture components, Furniture squares or stock, Handles, Hatracks, Interior construction, Interior trim, Kitchen cabinets, Living-room suites, Millwork, Moldings, Office furniture, Paneling , Parquet flooring, Plain veneer, Radio - stereo - TV cabinets, Railroad ties, Rustic furniture, Shafts/Handles, Turnery, Veneer
Environment profile: Status has not been officially assessed
Tree size: Tree height is 10-20 m
Colors: the heart isStraw brown, White to creamand the sapwoodWhite, Yellow.The grain isStraight, the textureFine to mediumand the luster
Planed surfaces are rather lusterless
Natural durability: Susceptible to insect attack, Very durable
Odor: No distinct taste
Kiln Schedules: T3 - C2 (4/4); T2 - C1 (8/4) US
Kiln Drying Rate: Slow
Drying Defects: Checking, Splitting
Ease of Drying: Moderately Difficult to Difficult
Comments: Abnormal Wood TissueBands of tension wood may be present, and large trees are reported to often have a central core of abnormal wood tissue. The tissue is described as grey-green or yellowish-green in color, up to 6 inches (15 cm) in diameter, and is full of galleries from borer attackCrystal DepositsCrystals are abundant.
Blunting Effect: Moderate
Cutting Resistance: Moderate to saw
Gluing: Good gluing properties
Nailing: Pre-boring recommended, Tends to split during nailing
Planing: Yields clean surfaces
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Good response to hand tools
Sanding: Yields clean surfaces
Steam bending: Unsuitable
Screwing: Fairly Difficult to Very Difficult
; Turning: Very Good to Excellent Results
Polishing: Very Good to Excellent; Staining: Good staining qualities
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- Numerical data Metric
- Numerical data English
- Strength properties
- References
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 |
 |
 |
Item |
Green |
Dry |
Metric |
Specific Gravity |
0,5 |
0,61 |
|
Density |
|
673 |
kg/m3 |
Bending Strength |
682 |
1196 |
kg/cm2 |
Crushing Strength |
387 |
659 |
kg/cm2 |
Hardness |
|
577 |
kg |
Impact Strength |
|
|
cm |
Shearing Strength |
|
|
kg/cm2 |
Stiffness |
101 |
144 |
1000 kg/cm2 |
Tangential Shrinkage |
9 |
|
% |
Radial Shrinkage |
4 |
|
% |
Weight |
753 |
608 |
kg/m3 |
Maximum Load |
|
|
cm-kg/cm3 |
Toughness |
|
217 |
cm-kg |
Static Bending |
|
|
kg/cm2 |
|
 |  |  |  | Item | Green | Dry | English | Bending Strength | 9704 | 17021 | psi | Density | | 42 | lbs/ft3 | Hardness | | 1274 | lbs | Maximum Crushing Strength | 5508 | 9384 | psi | Stiffness | 1441 | 2058 | 1000 psi | Toughness | | 189 | inch-lbs | Specific Gravity | 0.5 | 0.61 | | Weight | 47 | 38 | lbs/ft3 | Radial Shrinkage | 4 | | % | Tangential Shrinkage | 9 | | % | Volumetric Shrinkage | 13 | | % | |
Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.Desch, H. E. 1957. Manual of Malayan Timbers - Volume I. Malayan Forest Records, No. 15. Malaya Publishing House Ltd., Singapore.Keating, W.G., Bolza, E.,1982,Characteristics properties and uses of timbers. South East Asia, Northern,Australia and the Pacific,C.S.I.R.O. Div. Chemical Technology,Inkata Press,1
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