Saw milling and kiln drying - Specialising in Central Victoria's Australian native and plantation hardwoods
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WOOD PROPERTIES
  Grey Box
Eucalyptus mirocarpa		 Red Ironbark
Eucalyptus tricarpa		 White Ironbark
Eucalyptus leucoxylon		 Sugar Gum
Eucalyptus cladocalyx
Heartwood colour Pale brown/orange to reds. Weathers to a silver grey Dark red to deep resin. Weathers to a silver grey Yellowish/browns to pinks. Weathers to a silver grey. Blond to light ginger, some dressings show up subtle greens and pins. Weathers to a silver grey
Grain Close grain Close grained Close grain Fine, close, even
Texture Medium, some interlocking Medium, some interlocking Medium, some interlocking Fine and decorative interlocked grain
Impact resistance Very high Very high High Very high
Electrical resistance Very high Very high High Very high
Green density 1170kg/m3 1210kg/m3 1200kg/m3 1200kg/m3
Air dry density 1130kg/m3 1140kg/m3 1010kg/m3 1090kg/m3
Durability (rated on a 6 class scale) Class 1 High Class 1 Class 2 High Class1
Green hardness 11 kN 11 kN 9.1 kN 10 kN
Dry hardness 15 kN 13 kN 11 kN High
Green structural grade (or strength) F22 F22 F14 F17
Dry structural grade F34 F27 F17 F27
Seasoning Slow to dry Slow to dry Slow to dry Slow to dry
Shrinkage Radial 3.5%
Tangential 6.5%		 Radial 3.5%
Tangential 7.0%		 Radial 3.0%
Tangential 6.0%		 Radial 6.0%
Tangential 10.5%
White ant resistance Class 2 Class 1 (highest) Class 3 (moderably durable) Class 1 (highest)
Workability High density and hardness requires sharp cutters for planing and moulding. Interlocked grain can cause tear-out problems

High density and hardness needs sharp cutters for planing and moulding.
Less sanding needed to produce fine surface.
Pre-drill before screwing and nailing

 
 
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