Pozzolana
Pozzolana or pozzuolana (named after Pouzzoli region, Italy), is a natural siliceous or siliceous-aluminous material which reacts with calcium hydroxide in the presence of water at room temperature. In this reaction insoluble calcium silicate hydrate and calcium aluminate hydrate compounds are formed possessing cementitious properties.
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Pozzolana – volcanic ash, pumice, pozzolan
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Traditional Pozzolana Based Fresco Scratch Coat mix kit – 20 kg
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