Taun

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TIMBER SPECIES 

EBONY

KWILA

MALAS

 PNG ROSEWOOD





 TAUN

 

Botanical names: Pometia spp. Principally, P. pinnata,

Family name: Sapindaceae

It is somewhat similar to the Mahogany range of timbers, having good working and finishing properties.

It peels better if soaked and bends well in steaming.

 

Local names                                         Country

Ahabu, matoa                                        Papua New Guinea

Malugai                                                 Philippines

Kasai, sibu                                            Sarawak, Sabah

Truong                                                  Vietnam

Aia fai, Mala, Ula, Ako dawa                Solomon Is.

Tava                                                      Western Samoa

Alternative Names:

Ako, Akwa , Atam, Awa, Awang, Baiuka, Bas, Bayod, Bioso, Bontog, Cha-i, Cuhing, Daganon, Daine, Doko, Ebo, Gema, Hatobu, Ibu, Jagir, Jampano, Kanggo, Kase, Kasei, Kauna, Kia-kia, Kirone, Koyaua, Kuakia, Kuglik, Landung, Landur, Loto, Maa, Madala Magtalisa, Mala kobe Mala ula, Manggis, Matoa, Megan, Menda, Minamukai, Mohui, Moroboro, Motoa, Muni, Nonde, Pakam, Pometia, Senai, Sibu, Sida-i, Sioso, Suket, Taun, Tauna, Tava, Tawan, Togaui, Tugaui, Tun


 

USES

GENERAL CONSTRUCTIONS, PANELLING, RAILING, FLOORING, VENEER, JOINERY, FURNITURE, CABINET WORK, BOAT BUILDING, SPARS, MOULDINGS, INTERIOR FINISH, TURNERY, DOWELS, DOOR & WINDOW FRAMES, BILLIARD TABLES, TOOL HANDLES.

  

 

Physical Properties

 

Air Dried Density

680 kg/m3 @ 12% m. c.

Basic Density

560 kg/m3

Colour

Heartwood varies from pink red to reddish

 

brown

Texture

Moderately fine to moderately coarse

Grain

Straight sometime interlocked

Durability

Moderately durable in contact with ground

Permeability

Heartwood is very resistant to preservative

 

treatment

Lyctid Susceptiblity

Susceptible

Shrinkage

Radial: 3.1-4.0% ; Tangential: 5.1-6.5%

Strenght Group

S4-S5

Movement

T=0.27 %, R=0.21 %

Availability

Generally Available

 

Mechanical Properties

 

Strength

SD 4 Seasoned

Structural

F22 select grade

Toughness (Izod)

14J Seasoned & Unseasoned

Hardness (Janka)

6.5kN Seasoned, 4.2kN Unseasoned

Maximum. Crushing

58MPa Seasoned, 31MPa Unseasoned.

Strength

 

Modules of Elasticity

14GPa Seasoned, 11GPa Unseasoned.

Modules of Rapture

106MPa Seasoned,67MPa Unseasoned.

 

Working Properties

  

      Saws readily

      Readily bored

      Turns easily

      Glues well 

      Screws well

      Nails easily

       Moulds well