Aggregate · 08.03
Versatile crushed blue metal for filling gaps, making smooth walking surfaces and strengthening concrete mixes.
Quick answer
10mm Blue Metal is crushed hard rock that fills the gaps between larger stones, makes a smooth walking surface and gives garden beds a neat, polished top layer. Mixed into concrete, it adds strength. It drains well, stands up to weather and foot traffic and needs very little upkeep. For paths and beds, lay it about 50mm deep.
| Size | 10mm |
|---|---|
| Material | High-quality crushed rock |
| Colour | Blue-grey |
| Sold by | The cubic metre |
| Typical depth | About 50mm for paths and beds |
| Coverage | About 20 m² per m³ at 50mm |
| Approx. weight | About 1.5 tonnes per m³ |
These coverage and weight figures are a guide. Work out your own area with the volume calculator.
Why choose it
Good jobs for it
At 10mm, this blue metal is sized to fill the smaller gaps between larger stones, form smooth walking surfaces and give garden beds a polished finish. It is also a great addition to concrete mixes, adding strength and a better look. Because it is made from high-quality crushed rock, it resists weathering and foot traffic, lasts a long time and needs little maintenance.
Yes. It is often added to concrete for extra strength and a better finish, particularly in thinner slabs and smaller pours.
Yes. It makes a smooth, stable surface to walk on that copes with foot traffic and drains well.
One cubic metre covers about 20 m² when spread 50mm deep. Our volume calculator will give you the exact amount for your area.
Tell us what you need, how much of it and where it’s going, and we’ll reply with a price and a delivery time.
