Stone Dust & Cement 20kg

SKU: STONEDUST
$30.00

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Collect from: Keilor East

Stone Dust & Cement is a pre-blended dry mix of 3mm crushed stone dust and cement for bedding pavers, stepping stones and kerbs, and for packing under kerbs, sleepers and edging. Screed it level, lay the pavers, then sprinkle with water so the cement content binds the bed. Unbranded and sold in a 20kg bag.

Description

Stone Dust & Cement is a pre-blended dry mix of 3mm crushed stone dust and cement for bedding pavers, stepping stones and kerbs, and packing under kerbs, sleepers and edging. Having both in one bag saves sourcing and proportioning them separately.

Once water is added, the cement content lets the bed set, so it holds pavers more firmly than plain stone dust. It is not a structural concrete mix.

It is a plain-sack blend with no manufacturer brand. For footings, slabs or anything load-bearing, use a bagged concrete mix or concrete batched from GP cement, sand and aggregate. Keep bags sealed and dry so the cement does not set in the bag.

Technical Specifications

Composition Pre-blended crushed stone dust and cement
Stone dust size 3mm
Application Bedding pavers, stepping stones, kerbs and edging
Brand Unbranded (plain sack)
Pack size 20kg bag

Where to Use

  • Bedding pavers, stepping stones and garden edging
  • Packing under kerbs, sleepers and edging

How to Apply

  1. Prepare the area: clear, level and compact the base.
  2. Spread and screed: spread the mix to the required depth and screed it level.
  3. Lay the pavers: bed them into the screeded mix.
  4. Water in: sprinkle with water so the cement content binds the bed.
  5. Allow to set: before applying load.

Important Notes

  • Wet cement is alkaline and can burn skin and eyes. Wear gloves, eye protection and a P2 mask, avoid breathing dust when opening or mixing, and wash it off skin promptly. See the Safe Work Australia guidance on cement and silica dust.
  • Crushed stone and sand contain crystalline silica. Keep the material damp when spreading or sweeping, avoid breathing the dust, and wear a P2 mask if it is dry and dusty.
  • Not a substitute for a concrete mix on structural or load-bearing work.
  • Store sealed and dry.
  • Pickup only from our Keilor East yard.

Key Features

  • Pre-blended 3mm crushed stone dust and cement
  • For bedding pavers, stepping stones, kerbs and edging
  • Water in after screeding to bind the bed
  • Not a structural concrete mix
  • Unbranded yard blend
  • 20kg bag

Frequently asked questions

What is Stone Dust & Cement used for?

Bedding pavers, stepping stones, kerbs and garden edging, and packing under kerbs, sleepers and edging, where a bed that firms up once watered is wanted without mixing a full concrete.

What size is the stone dust?

3mm. It is a fine grade that screeds smoothly, which suits paver bedding and tight levels.

How is it different from plain stone dust?

The cement content lets the bed set once water is added, so pavers are less likely to rock or wash out, whereas plain stone dust stays loose.

Is it suitable for structural concrete?

No. For footings, slabs or anything load-bearing use a bagged concrete mix or concrete batched from GP cement, sand and aggregate.

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