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Common Names
Common Uses
Countries of Distribution
Cutting Resistance
Family Name
Grain
Heartwood Color
Luster
Natural Durability
Numerical Data
References
Regions of Distribution
Response to Hand Tools
Scientific Name
Staining
Strength Properties
Synonyms
Texture
Trade Name
Tree Size
Turning

Scientific Name
Wrightia tomentosa

Trade Name
Atkuri

Family Name
Apocynaceae

Synonyms
Nerium tomentosum, Wrightia mollissima


Wood Image 1

Common Names
Atkuri, Bili-kude, Bura machkunda, Daira, Dairi, Danghkyam-kaji, Darbela, Dharauli, Dudh-koraiya, Dudhari, Dudhi, Dudhiya, Gidda, Harido, Igasira, Jula, Kala inderjau, Kala-inderjow, Karingi, Keor, Khalawa, Kilawa, Kirra, Koila-pukri, Lanete, Lettokthein, Mai-lang, Mai-yang-khao-awn, Mailam pala, Mok, Pal kurwan, Palaperbi, Palsi, Pandu kura, Sandikuya, Selemnok, Tambada-kuda, Tambara kura, Taungsalat, Taungsalet, Tella pal, Tella pala, Thonthapalei, Tuar

Regions of Distribution
Oceania and S.E. Asia

Countries of Distribution  [VIEW MAP]
Burma, India, Malaysia, Sri Lanka

Common Uses
Carvings, Furniture, Sporting Goods, Turnery

Heartwood Color
Yellow
White
Orange
Yellow to golden-yellow to orange
White to cream


Grain
Even
Closed
Straight
Wavy

Wavy
Straight


Texture
Fine
Fine


Luster
Medium
Lustrous


Natural Durability
Perishable
Non-durable
Non durable


Tree Size
Bark width is 5-10 mm
Tree height is 0-10 m
Bole length is 0-10 m


Cutting Resistance
Easy to saw
Cutting Resistance with dry wood is easy


Response to Hand Tools
Easy to Work
Easy to machine


Turning
Fairly Easy to Very Easy
Very Good to Excellent Results
Fair to Good Results
Good results
Easy to turn


Staining
Staining (Characteristic) = coloured water-soluble extract


Strength Properties
Density (dry weight) = 31-37 lbs/cu. ft.
Shearing strength (parallel to grain) = medium
Modulus of Elasticity (stiffness) = very low
Max. crushing strength = low
Hardness (side grain) = soft
Bending strength (MOR) = medium


Numerical Data
ItemGreenDryEnglish
Bending Strength931014566psi
Density32lbs/ft3
Hardness995lbs
Maximum Crushing Strength21393916psi
Shearing Strength2205psi
Stiffness101711991000 psi
Weight3125lbs/ft3
ItemGreenDryMetric
Bending Strength6541024kg/cm2
Density512kg/m3
Hardness451kg
Maximum Crushing Strength150275kg/cm2
Shearing Strength155kg/cm2
Stiffness71841000 kg/cm2

References
Bourdillon, T.F.,1908,The Forest Trees of Travancore,Travancore Government Press

Gamble, J.S.,1902,A Manual of Indian Timbers,Sampson Low, Marston & Co. London

McCann, C.,1947,Trees of India: A Popular Handbook,D.B.Taraporevala Sons & Co. Bombay

Pearson, R.S., Brown, H.P.,1932,Commercial Timbers of India,Govt. Printer Calcutta,2 vols

Sono, P.,1974,Merchantable Timbers of Thailand.,Forest Products Research Division, Royal Forest Department, Bangkok,,Thailand.