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AXLEWOOD (Anogeissus acuminata)
Trade Name
Axlewood
Scientific Name
Anogeissus acuminata (Roxb. ex DC.) Guillaum. & Perr.
Family
COMBRETACEAE
Common Names
Yhordhok; Thekri napay; Sehoong; Phassi; Phas; Paunchinan; Pasi; Pashi; Parsia; Pars; Pansi; Pandri; Panchman; Panchi; Pachi manu; Nunnera; Numma; Mai-pi; Mai-ho; Hpunsha; Ghor dhok; Gara hesel; Chakwa; Bucha karam; Takhian-nu (Thailand); Ben mon (Laos); Ang kha nhe (Laos); Soy nhi (Cambodia); Soy chhmol (Cambodia); Choeng cap thom (Cambodia); Yung (Myanmar); Yon (Myanmar); Ram (Vietnam); Hypunsha (Myanmar); En mon (Laos); Heo (Thailand); Sin (Vietnam); Hio (Vietnam)
Scientific Name Synonyms
Conocarpus acuminata roxb. ex DC.; Anogeissus tonkinensis Gagnep.; Anogeissus pierrei Gagnep.
Description Of The Tree
Botanical Description
It is a tree up to 30 m tall and up to 240 or even 270 cm girth. The bole is straight and cylindrical.
Natural Distribution
It is common in moist deciduous forests all over Myanmar, frequently in mixed formations with teak trees.
Non Timber Uses
The bark of this species has a high tannin content.
Wood Identification
Anatomic Description Of Wood
Wood diffuse porous. Occasionally vessels in diagonal and/or radial pattern. Tangential diameter of vessel lumina 100 micras or less (very small). Occasionally vessels with colored deposits. Vestured pits. Vessels per mm2 5 to 20. Vessels per mm2 more than 20 ( Occasionally axial parenchyma in marginal or in seemingly marginal bands. Occasionally apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma aliform. Axial parenchyma confl 4 to 10 rays per mm (medium). Rays more than 10 per mm (abundant). Rays exclusively uniseriate. Prismatic crystals in the ray cells. Septate fibers present. Fibers very thick walled. Fibers with simple to minutely bordered pits.
Availability
Cites Status
Unrestricted
General Wood Description
Odor
It has no distinct odor or taste.
Color
The sapwood ranges from whitish-gray to greenish-gray, darkening on exposure. The heartwood is absent or very small in diameter, it is dark brown.
COLOR INDEX (1=Black, 7=Light yellow,white)
5
Grain
The grain is straight to shallowly interlocked.
Texture
The texture is fine to medium, even.
Natural Durability
The wood is fairly durable for indoors uses but not durable in contact with the ground.
Natural durability index (1= Very high durability, 7=Vey low durability)
6
Resistance To Impregnation
The heartwood is very difficult to treat.
Wood Physical Properties
Basic Density or Specific Gravity (O.D. weight/vol. green) (g/cm³)
0.79
Air-dry Density (Weight and volume at 12%MC) (g/cm³)
0.90
Total shrinkage Tangential (Saturated to 0%MC) (%)
8.5
Total shrinkage Radial (Saturated to 0%MC) (%)
4.6
Drying Defects
Drying Defects: It is reported that this species is not subject to checking.
Recommended Dry Kiln Schedule
UK-C
Dimensional stability ratio (Total Tangential Shrinkage %/Total Radial Shrinkage %)
1.9
Wood Chemical Properties
Wood Mechanical Properties
Bending Strength (MOR),12%MC (kgf/cm²)
1386
Stiffness (MOE) 12%MC (kgf/cm²)
153835
Compression parallel to fiber 12%MC (kgf/cm²)
674
Shear strength radial 12%MC (kgf/cm²)
174
Janka hardness (side) 12%MC (kgf)
1089
Workability
Sawing
Sawing of this species is reportedly difficult.
Machining
This species is reported to be difficult to process. Sharp cutting tools are recommended.
Turning
30
Finishing
Finishing is reported to be difficult.
REFERENCED USES
End Uses Summary
EXTERIOR GENERAL, poles, HOUSING GENERAL, flooring, FURNITURE AND CABINETS, TURNING, SPORTS, TOOLS, tool handles, agricultural tools, CONTAINERS, truck bodies, truck flooring, NAVAL CONSTRUCTION, boats, OTHER AND MUSICAL INSTRUMENTS, axle, wheel
Exterior General
- 1 - Tabela de resultados de ensaios fisicos e mecanicos
Poles
- 3 - Estudo dendrologico e determinacao das caracteristicas fisicas e mecanicas do genipapo (Genipa americana)
General Housing
- 10 - Silica in Timbers
Flooring
- 14 - Handbook of Hardwoods
Furniture Cabinets
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Turning
- 30 - Embassy of Honduras in Japan
Sports
- 38 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
Tools
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Tool Handles
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
Agricultural Tools
- 44 - Atlas of Peruvian Woods
Truck Body
- 53 - Timbers of the New World
Truck Flooring
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
Shipbuilding
- 55 - Tropical Timber Atlas of Latin America
Boats
- 56 - Manual de Identificación de Especies Forestales de la Subregión Andina.
Axles
- 73 - Handbook of Hardwoods
Wheels
- 75 - Tropenholzer
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