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Red Iron Bark Timber Flooring
Red Iron Bark Timber Flooring
What is Red Ironbark?
Red Ironbark is a native Australian hardwood species (commonly from the Eucalyptus sideroxylon, Eucalyptus fibrosa or Eucalyptus crebra groups) known for its strength, durability and striking colour.
Key features:
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Colour: Rich red to red-brown heartwood, often with pale yellow sapwood contrast.
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Texture & Grain: Moderately coarse but even texture, interlocking grain in many pieces.
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Strength & Durability: Extremely high density (dry density up to ~1,090 kg/m³) and high hardness (Janka & similar rating ~13.0 kN), making it one of the hardest Australian hardwoods.
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Natural durability class: Class 1 (for above-ground use) due to its natural resistance to decay and wear.
Because of these attributes, red ironbark is a premium choice when durability, longevity and visual impact matter.
Why Choose Red Ironbark Flooring?
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With red ironbark’s exceptional hardness and density, it's ideal for high-traffic areas (living rooms, hallways, commercial spaces) where a long lifespan is wanted.
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Visual Impact & Design Versatility
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Because it’s a solid timber board (not veneer), the material allows for sanding/refinishing in many cases, extending useful life.
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Using a native hardwood species enhances perception of quality and authenticity.
Typical Specifications & Features Highlight
(Actual specifications vary by manufacturer; always check the exact product range.)
| Feature | Details |
|---|---|
| Thickness | Many solid timber board variants are approximately 18–20 mm thick. |
| Widths and lengths | Wide boards are common, including widths such as 130 mm and 180 mm. Some product ranges offer lengths from approximately 600 mm to 3,600 mm. |
| Finish | Factory-applied coatings may include UV-cured lacquer or polyurethane. Boards may also feature tongue-and-groove or end-matched profiles for solid timber installation. |
| Grade options | Common grades include Select, Standard and Feature. Higher grades generally contain fewer knots and natural features. |
| Colour variation | Sapwood may be significantly lighter, while the heartwood can display rich red-brown tones. This natural contrast is part of the timber’s character. |
Specifications
| Janka Hardness Rating | Approximately 14.0 kN |
| Botanical Name | Eucalyptus sideroxylon, Eucalyptus fibrosa and Eucalyptus crebra |
| Also Known As | Mugga, Mugga Ironbark and Ironbark |
| Dry Density | Approximately 1,130 kg/m³ |
| Natural Durability | Class 1 above ground; naturally termite-resistant |
| Profiles | 60 × 19 mm, 63 × 19 mm, 80 × 19 mm, 130 × 19 mm, 180 × 21 mm, 80 × 12 mm, 86 × 12 mm, 80 × 13 mm, 83 × 14 mm, 130 × 14 mm and 180 × 14 mm |
Grades
Red Ironbark flooring may be available in several visual grades. The grade describes the amount of natural character visible in the boards rather than the timber’s basic strength or durability.
Select Grade
Select Grade contains the least amount of natural features. Boards generally have a cleaner and more consistent appearance, although small gum veins, pinholes and minor natural markings may still be present.
This grade is suitable for modern interiors where a more uniform and refined timber floor is preferred.
Standard Grade
Standard Grade provides a balance between a clean appearance and the natural character of timber. Boards may contain small to medium gum veins, pinholes, tight knots, swirls and natural colour variation.
It is a popular option for homeowners who want a genuine Australian hardwood appearance without a heavily rustic finish.
Feature Grade
Feature Grade highlights the natural characteristics of Red Ironbark. Boards may display larger gum veins, knots, insect trails, surface checking and stronger colour variation.
This grade is suited to interiors where the natural markings and character of the timber are intended to remain visible.
Rustic Grade
Rustic Grade creates a highly varied and character-rich floor. It may include prominent gum veins, knots, checking, colour variation and other naturally occurring features.
It works well in traditional, industrial and rustic-style interiors.
Pioneer or Cover Grade
Pioneer or Cover Grade may include larger natural features, machining marks, checking, insect trails and other imperfections. Greater board selection and installation waste may be required.
This grade is generally chosen where a highly rustic appearance is acceptable or where the boards will receive additional preparation during installation.
Please note: Grade names and allowable features can vary between mills and manufacturers. Red Ironbark is commonly available in Select, Standard, Feature and Rustic grades, but current availability should be confirmed before ordering.
