Expanded Vermiculite for Sale | Lightweight Vermiculite for Various Uses

Expanded vermiculite is a lightweight, flexible material derived from the natural mineral vermiculite. When heated, it expands to several times its original size, creating a unique, accordion-like structure that is highly porous and insulating. This expansion makes it an excellent soil amendment, improving water retention, aeration, and nutrient-holding capacity in gardens and potting mixes.

In addition to its use in gardening, expanded vermiculite is also employed in insulation for buildings, where its fire-resistant and thermal insulating properties help enhance energy efficiency. It is non-toxic, odorless, and environmentally friendly, making it safe for both plant and animal life. Expanded vermiculite is also widely used in construction for fireproofing and soundproofing applications, offering durable, long-lasting performance.

Its versatility, lightweight nature, and water retention capabilities make expanded vermiculite an ideal product for a range of industrial, commercial, and gardening uses.

Horticultural Grade Exfoliated Expanded Vermiculite For Gardening And Growing Seedlings

The density of vermiculite is 2.4-2.7g/cm³ it begins expend when it is heated over 200℃, becoming the worm-like shape and it can be 15-25times bigger than the original volume,maximum 30 time. When it is rapidly heated to 800℃. This forms the material with low density(100-300㎏/m³), excellent insulation property and good hydroscopicity and ion exchange capacity. Because the vermiculite has a fine air barrier, it has excellent heat preservation performance.