Expanded Clay what is it?


Lightweight Expanded Clay Aggregate is a lightweight ceramic shell with honeycomb core produced by firing natural clay to temperatures of 1100 – 1200 °C in a rotating kiln. The Expanded Clay pellets are rounded in shape and fall from the kiln in a grade of approximately 0 – 32 mm with an average dry bulk density of approximately 350 kg/m³. The Expanded Clay is sieved into a number of different grades to suit the final application.


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