Vermiculite is a member of the phyllosilicate group of minerals, resembling mica in appearance. It is found in various parts of the world, vermiculite is basically a hydrated phlogopite mica which has the remarkable ability to expand to many times than its original volume when heated at 850 °C.Vermiculite is most widely used in its exfoliated form. The concertina-shaped granules of exfoliated vermiculite are non-combustible as well as being insoluble in water and all organic solvents.
1.construction vermiculite
2.Size:0.3-11-2,2-4mm
3.Raw and expanded vermiculite
4.Expansion ratios:7-11times
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3, Use and function:
After roasting, the weight of vermiculite to be light and have the performance of freezing, keeping warm, insulating against heat, sucking sound, and it mainly used in industries extensively such as the building, electricity, petroleum, chemical industry, metallurgy, textile, agriculture and food, etc. Used for insulating against heat, sound insulation and covering materials with paint on the construction, . For agriculture, improving the soil, the adjuvants of chemical fertilizers carriers, materials carriers such as animal's feed, deodorant, domestic animal medicine, pesticide, etc., can also make insecticide, bactericide, disinfectant, organic compound (purlin brain) formates pharmaceutical, and in order to store vegetables and other scarce plants roots, good intermediaries of the stem, leaf. The vermiculite has performance of absorbing to the radioactive element, still can deal with the waste water of some radioactive elements.
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