Perlite is a type of naturally occurring siliceous volcanic rock with a pearly luster formed by the cooling of molten lava. When it is heated to a suitable temperature, it expands 4–20 times of its original volume. This expansion is due to the presence of water in perlite, which when heated, gets vaporized to form tiny bubbles, thereby providing excellent insulation, lightweight, and durability properties. Hence, perlite finds application in construction, horticulture & agriculture, ... Read more

The perlite market size is estimated to grow from USD 1.51 billion in 2017 to USD 2.20 billion by 2022, at a CAGR of 7.78%. Perlite is widely used in the construction industry as perlite is a durable, lightweight concrete material with excellent water retention properties, it is fire-resistant, and provides insulation to roof decks. Perlite is expanded over different temperatures according to its ... Read more