Fine granite crusher dust (-2mm). Compacts hard as a base for turf, pavers and tanks.
Granite crusher dust screened to -2mm, known around Perth as cracker dust or blue metal dust. Watered in and plate compacted it sets up almost like a weak concrete.
Also good for trench backfill and firm path toppings.
| Grading | -2mm fines |
|---|---|
| Material | Crushed granite fines (cracker dust) |
| Colour | Blue grey |
| Good to know | Compacts best watered in; bed light coloured pavers on sand over it to avoid stains |
| Supply | Quarry direct, supplied to order |
| Approx. density | 1.6 tonnes per m³ loose |
| Coverage | About 6.2 m² per tonne at 100mm depth |
| Supplied | Quarry Direct, sourced from trusted WA quarries and pits |
| Delivery | Perth metro on our own fleet, or pick up from Hope Valley |
Density here is our best estimate, not a weighed figure. Ring the yard if it matters for your job.
Sold by the cubic metre or tonne and delivered on our own trucks, tipped on site, or picked up from Hope Valley. Supplied to order, so let us know your tonnage and we'll confirm quarry stock and delivery timing. Let us know your delivery suburb and we'll confirm timing when you request a quote.
Not sure how much you need? The volume calculator works out cubic metres and tonnes from your measurements and drops the result straight into a quote request. At 100mm deep, one tonne of quarry dust (-2mm) covers about 6.2 square metres.
It weighs around 1.6 tonnes per cubic metre. A base under 30 square metres of artificial turf at 50mm deep needs about 1.5 cubic metres, roughly 2.4 tonnes. Use our calculator for your own area.
Yes, quarry dust, cracker dust and blue metal dust are all names for the same fine -2mm granite crusher fines.
Watered in and plate compacted it sets up almost like a weak concrete, giving a firm, stable base under turf, tank pads and slabs.
Bed light coloured pavers on sand over the top of it rather than directly onto it, to avoid staining from the fine dark dust.
Laterite road gravel, also spelt ferricrete. Nominal 12mm, binds down hard for drives and tracks.
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