Spotted Gum

Specie Properties  -  read in conjunction with the General Notes

01. Common Name / s

Spotted Gum, Lemon-scented Gum

02. Botanical Name

Corymbia maculate

03. Primary Origin

Coastal districts from New South Wales/Victorian border to Maryborough in Queensland 

04. Colour & Figure 

Heartwood  –  pale to dark brown or chocolate
Sapwood    –  distinctively paler
Figure        –  moderately coarse texture with a variable wavy grain that produces attractive                           fiddleback figure 

05. Density

Unseasoned  -  1150 kg/m3
Seasoned      -  1100 kg/m3       

06. Hardness

Janka Rating    -  11.0 
Relative Rating - Very Hard 

07. Durability
  (above ground)

Class 1  -  more than 40 years above ground weather exposed.

08. Weather Exposed

Suitable.

09. Grade Options

Standard & Better – the most common and economic grade available, includes a range of the most interesting and moderate naturally occurring features.

Select Grade – a grade supplied where appearance is of primary importance, this grade provides a low level of natural features which may limit the supply of some of the wider sizes.

10. Leaching of Tannins

Staining is likely on adjacent surfaces after exposure to the elements.

11. Thickness
  (finished dressed)

Given some of the sawmilling supply constraints Timbeck has to deal with the chosen finished thickness of Dressed and Moulded products is 12-18-30-40mm

Thicker sections are available unseasoned.

12. Width
  (finished dressed)

Widths from 18 mm to 290 mm are normally available.

13. Length

Lengths are available in reasonable quantities from 0.9m to 4.2m however longer lengths from 4.5m to 6.0m have some supply limitations.

Set lengths when available are supplied in 300mm increments.


14. Price Guide
 

Relative Cost - 195 Units  (compared to Western Red Cedar at 100 units)

15. Coating
  (external)

Spotted Gum is usually supplied raw for on-site finishing however Timbeck has the capabilities to factory pre coat utilising Cutek CD50 clear oil.

Film forming Lacquers are not recommended for weather exposed applications.


16. Coating
  (internal)

Factory pre coating can be offered in UV cured lacquer for non-hard wearing areas, spray applied two pack polyurethane for hard wearing applications or oils for other applications.

17. Availability

Readily available with normal production lead times however large volumes of specific lengths and sizes requires extended lead time to ensure supply meets expectations.
   
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