0–6 mm
Products
Products
Materials are classified by type and size range. Each product is presented with its applications, technical references and related tests.
Group 1Sand
Sand
Natural and crushed fine aggregate for concrete, mortar and plaster, with controlled fineness modulus and cleanliness.
0–6 mm
Washed crushed sand
Fine aggregate from crushed rock, with angular particles and controlled fines after washing.Specifications and uses
Made to order
Double-washed sand
Sand washed twice, for uses where the cleanliness of the fine aggregate is decisive.Specifications and uses0–4.75 mm
Mortar sand
Finer sand with a grading suited to masonry mortar, plaster and finishing work.Specifications and usesGroup 2Gravel
Gravel
Crushed and rounded coarse aggregate in standard size ranges for concrete and asphalt.
4.75–25 mm
Crushed almond gravel
The most widely used coarse aggregate for structural concrete, graded to size number 57.Specifications and uses
9.5–19 mm
Washed crushed gravel 9.5–19
Washed coarse aggregate in a narrow size range for controlled mix designs.Specifications and uses
4.75–12.5 mm
Pea gravel
Fine coarse aggregate for heavily reinforced concrete, pumped concrete and drainage layers.Specifications and uses3–6 mm
Lentil gravel
The finest coarse aggregate range, for surface asphalt, fine concretes and levelling layers.Specifications and usesMade to order
Rounded natural gravel
Washed alluvial gravel with rounded particles for concrete, drainage and landscaping.Specifications and usesGroup 3Base & Subbase
Base and subbase
Continuously graded mixes for load-bearing pavement and foundation layers.
Group 4Rubble & Riprap
Rubble stone and riprap
Large stones for foundations, retaining walls, aprons and protection of slopes and shorelines.
Group 5Filler & Fines
Filler and fines
Stone powder and air-separated fines for asphalt, fillers and industrial uses.
This list introduces the common material types in this field. Availability of each product, the grading on offer and delivery terms are confirmed at the time of inquiry.
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