When it comes to construction materials, aggregates play a crucial role in various building projects, from residential homes to commercial structures.

Let's delve into the world of aggregates and discover their importance in construction!

Understanding Aggregates

Aggregates are granular materials such as sand, gravel, crushed stone, and recycled concrete used in construction for their structural integrity and stability.

They are essential components in concrete, asphalt, and other building materials.

Types of Aggregates


Fine aggregates consisting of small particles, are primarily used in mortar and concrete for bonding and filling voids.

Shop Building Sand

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Coarse aggregates are composed of rounded or angular fragments of rock, commonly used in concrete, road construction, and drainage systems.

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Crushed Stone

Versatile aggregates produced by crushing large rocks are used in concrete production, road bases, and landscaping.

Recycled Concrete

Sustainable aggregates derived from crushed concrete waste, are ideal for base layers and fill material.

Role in Concrete Production

Aggregates constitute the bulk of concrete mixtures, providing strength, durability, and volume stability to the material.

The proper combination of aggregates with cement and water forms a solid matrix that can withstand loads and environmental conditions.

Applications in Construction

Foundation and Subbase

Aggregates serve as the foundation and subbase for roads, buildings, and pavements, providing a stable surface for construction.

Structural Concrete

Aggregates are essential ingredients in structural concrete for constructing columns, beams, slabs, and other load-bearing elements.

Asphalt Mixtures

Aggregates are key components in asphalt mixtures used for paving roads, highways, and parking lots, providing strength and stability to the pavement.

Considerations in Aggregate Selection

Factors such as particle size, shape, gradation, and durability influence the performance of aggregates in construction. Engineers and contractors carefully select aggregates based on project requirements, specifications, and site conditions.

Sustainable Practices

Incorporating recycled aggregates in construction promotes sustainability by reducing the demand for natural resources and minimizing waste sent to landfills.

Recycled aggregates offer comparable performance to conventional aggregates while reducing environmental impact.

Decorative Aggregates

Aggregates used for landscaping encompass a diverse range of materials that serve various functional and aesthetic purposes in outdoor design.


Gravel is one of the most versatile landscaping aggregates available in different sizes and colours. It's commonly used for pathways, driveways, and drainage solutions due to its permeability and ability to provide good traction.

Crushed Stone

Crushed stone is similar to gravel but typically more angular in shape. It's often used as a base material for patios, walkways, and retaining walls. Its durability and stability make it suitable for high-traffic areas.


Decorative aggregates, such as coloured glass chips or polished stones, add visual appeal to landscapes. They can be used in garden beds, planters, or as accents in landscaping designs.

We offer a wide variety of decorative aggregates with a selection of shade ranges including:

  • Red
  • Grey
  • Cream
  • Grey
  • Pink
  • Slate

Explore all of our shades on our website

At Boys and Boden, we offer a wide range of high-quality aggregates to meet your project needs. Explore our selection today and discover the versatility and reliability of aggregates in construction.