Leca aggregates are presented in various sizes. Four usual gradations are 0-4 mm, 4-10 mm, 10-25 mm, 0-25 mm. Leca bulk dried density and their applications for different gradations illustrated in table below.

Density

(kg/m³)

Leca Gradation

(mm)

Leca Wide Applicability

510

0-4

Leca Light Weight Concrete,Light Weight Block, Prefabricated Panels & Slabs.Light Filler, Leca Mortar and Water Purification System.Agriculture & Aquaculture.

320

4-10

Light Weight Concrete, Light Weight Block, Prefabricated Panels & Aquaculture, Ornamentation.

250

10-25

Light Weight Filler Concrete, Sewage System.Landscaping, Agriculture & Aquaculture, Drainnage.

270

0-25

Floor & Roof Sloping, Light Weight Filler, Road Construction.

Leca 0.1-4 mm

Leca 4-10 mm

Leca 10-25 mm