Walnut (American Black)

Specie Properties  -  read in conjunction with the General Notes
                                       and further information is available in American Hardwoods

01. Common Name / s

American Walnut, Black Walnut, Virginia Walnut, Canaletto, Black Hickory Nut

02. Botanical Name

Juglans Nigra

03. Primary Origin

North America

04. Colour & Figure

Colour is light to dark brown with sometimes narrow purplish or creamy white streaks.

Figure – finely grained with attractive swirls and wave patterns.

05. Density

Unseasoned  –  850 kg/m3    
Seasoned      –  600 kg/m3     

06. Hardness

Janka Rating   -  4.5               
Relative rating -  Firm

07. Durability
  (above ground)

Only suitable for weather protected applications

08. Weather Exposed

Not suitable

09. Grade Options

Select – premium timber that has a clean look with a few natural growth characteristics included. Ideal for use were appearance is of importance.                  

10. Leaching

Not applicable

11. Thickness
  (finished dressed)

Imported volumes are limited and generally thicknesses up to 40mm are only available.

12. Width
  (finished dressed)

Generally are in the range from 40mm to 180mm with some wider boards available for special applications.

13. Length

Generally limited to 4.2M in any volume and heavily available in lengths ranging from 2.1M to 3.6M in 300mm increments.


14. Price Guide
 

Relative Cost - 225 Units  (compared to Western Red Cedar at 100 units)

15. Coating
  (external)

Not applicable.


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

As an imported timber some limitations to the availability of volumes of set lengths and certain demand sizes is inevitable. Availability should be checked at the time of tendering and followed up prior to project commencement to ensure lead times can be met.
   
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