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    Species Information

Corkwood is a small tree that grows to 8 m, generally with crooked trunk and branches. The thick bark grows as ridges, with a corklike appearance. The species grows in moisture-accumulating sites in overall arid areas in the Gascoyne, Murchison and Goldfields.

Wood description [more info]
Heartwood is pale red with distinctive rays on quartersawn timber.

Wood density [more info]
Green density is about 1225 kg/m3, air-dry density about 965 kg/m3, and basic density about 800 kg/m3.

Shrinkage [more info]
Tangential and radial shrinkage are about 4.9 and 2.2 per cent respectively.

Workability [more info]
Goldfields craftsmen rate corkwood as average for turning, stability and sanding, and good for machinability, boring, screwholding and finishing.

Durability [more info]
-

Strength group and properties [more info]
Green and dry strength groups are (S3) and (SD3). The brackets indicate conservative provisional ratings based on the air-dry density. The more important strength properties based on strength groups are given in the table below.

Property

Units

Green

Dry

Modulus of Rupture

MPa

73

110

Modulus of Elasticity

MPa

12400

16000

Max Crushing Strength

MPa

36

61

Hardness

KN

-

-

Uses [more info]
The timber has potential for woodturning and craftwork.

Availability [more info]
Limited availability because of the scattered nature of the resource.