Chinyok (Garuga pinnata)
Family:
Common names: Chinyok, Dau heo, Garuga, Kharpat, Takram
Distributed in: India (Oceania and S.E. Asia)
Distribution overview: India, Burma and the Andaman Islands.
Common uses: Building construction, Construction, Crossties, Planks, Rafters, Railroad ties, Roofing, Rough construction, Shakes, Shingles, Siding
Environment profile: Status has not been officially assessed
Tree size: Tree height is 30-40 m
The tree is described as large and deciduous
Colors: the heart isReddish brown, Yellowand the sapwoodWhite to yellow, Yellow.The grain isInterlocked, the textureUniformand the lusterLow
Natural durability: Non-resistant to termites, Susceptible to insect attack
Odor: No data available
Silica Content: Siliceous
Drying Defects: Checking, Distortion
Ease of Drying: Slowly
Blunting Effect: High to severe
Boring: Fairly difficult to very difficult
Carving: Fairly Difficult to Very Difficult
Cutting Resistance: Fairly Difficult to Very Difficult to saw
Mortising: Fairly Difficult to Very Difficult
Moulding: Fairly Difficult to Very Difficult
Movement in Service: Fairly Difficult to Very Difficult
Planing: Very Good to Excellent
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Responds Readily
Routing recessing: Fairly Difficult to Very Difficult
Steam bending: Unsuitable
Turning: Fairly Difficult to Very Difficult
Polishing: Very Good to Excellent;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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Item |
Green |
Dry |
Metric |
Specific Gravity |
0,47 |
0,51 |
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Density |
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592 |
kg/m3 |
Bending Strength |
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kg/cm2 |
Crushing Strength |
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kg/cm2 |
Hardness |
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kg |
Impact Strength |
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cm |
Shearing Strength |
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kg/cm2 |
Stiffness |
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1000 kg/cm2 |
Tangential Shrinkage |
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% |
Radial Shrinkage |
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% |
Weight |
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kg/m3 |
Maximum Load |
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cm-kg/cm3 |
Toughness |
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cm-kg |
Static Bending |
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kg/cm2 |
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| | | | Item | Green | Dry | English | Density | | 37 | lbs/ft3 | Specific Gravity | 0.47 | 0.51 | | Weight | 63 | 36 | lbs/ft3 | |
Howard, A.L. 1920. A Manual of the Timbers of the World:Their Characteristics and Uses, Third Edition. McMillan and Co., London, 751 pp.Limaye, V.D.1954. Grouping of Indian Timbers and their Properties, Uses and Suitability. Indian Forest Records, New Series. Timber Mechanics, Vol. 1, No. 2, Forest Research Institute, Dehra Dun, India.Limaye, V.D. and B.R. Sen. 1953. Weights and Specific Gravities of Indian Woods. Indian Forest Records, New Series. Timber Mechanics, Vol. 1, No. 4, Forest Research Institute, Dehra Dun, India.
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