What is expanded clay?

What is expanded clay?

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Answer: clay is a sound and thermal insulator.

Clay is a material industrially made from natural raw clay. After several modifications and preparations, beads or blocks based on clay beads are obtained in the end. It is a fairly heavy material with a density which ranges from 300 to 700 kg / m3. Expanded clay has very good sound insulation qualities, it acts effectively against airborne and impact noise. These skills are however fairly average in terms of thermal insulation. Expanded clay has a very good durability, it is waterproof and resistant to fire, corrosive products as well as insect attacks. You too, send us your DIY question