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The Daily Insight

What is the density of ironbark?

Author

Michael Gray

Updated on April 03, 2026

1105 kg/m3
Density: 1105 kg/m3 at 12% moisture content; about 0.9m3 of seasoned sawn timber per tonne.

Is ironbark wood a hardwood?

Grey ironbark is a premium native hardwood that has been well regarded as a high quality timber in Australia throughout human history. It is a particularly hard, strong and durable timber, with a broad range of applications, due to its resistance to lyctid borers and termites.

How hard is ironbark timber?

The timber’s texture is fine and even with an interlocked grain. It is extremely hardwearing and highly durable, allowing for wide range of external applications. However the timber is very hard to work, limiting some applications that require fine detailing.

Is ironbark a good firewood?

Ironbark wood is an excellent source of firewood, especially if you can efficiently season them. Due to the effect of kino, ironbark wood has a very dense wood, which burns slowly and clean. Its highly dense body is hard to ignite, but it won’t produce a lot of smoke once burning.

What is the heaviest Australian hardwood?

Australian Buloke
1. Australian Buloke – 5,060 IBF. An ironwood tree that is native to Australia, this wood comes from a species of tree occurring across most of Eastern and Southern Australia. Known as the hardest wood in the world, this particular type has a Janka hardness of 5,060 lbf.

Is Ironbark a good firewood?

What kind of wood is Ironbark?

Grey and Red Ironbark are premium Australian hardwoods, known for their hardwearing qualities, strength and durability. Ironbark trees are named after their thick, compact and hard bark. They grow in Victoria, New South Wales and Queensland.

Does ironbark burn well?

How do you identify ironbark timber?

The ‘ironbark’ is persistent on larger branches, hard and deeply furrowed, dark brown to black, with upper limbs covered in a smooth, whitish bark.

What is ironbark hardwood?

Ironbark is a popular and readily available Australian hardwood that is known for its colour and long-term performance. One of the distinctive Australian eucalypts, Ironbark trees grow between 30-50m and have a trunk diameter of 1.5m.

What is the density of Ironwood?

Because of its extreme density and impact resistance, ironwood can sometimes be difficult to work with as an engineered flooring product. Instead it’s most often seen as solid timber flooring, parquetry, and decking. Physical Properties of Grey Ironbark Dry Density: range 1090 kg/m³

What can you do with ironbark?

Ironbark timbers have high density levels with strong natural resistance to lyctid borers and termites. For this reason, common applications of this hardwood include, architectural screens, decking, timber mouldings, cladding, pergolas, structural poles, flooring and timber stairs. How deep do you put Ironbark split posts into ground?

How tall does an ironbark tree grow?

Ironbark usually grows 20-30 metres tall, but has been known to grow as tall as 56 metres with a diameter of 1.96 metres. The Ironbark tree is named for the the fact that its bark looks like iron slag.