Вспученный вермикулит

Vermiculite's distinct properties offer a number of benefits including high heat and fire resistance, high absorbency, excellent insulating, sound absorption and reinforcement. Vermiculite is also economical and can be modified for specialty applications. 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. Safe and easy to handle, exfoliated vermiculite is available in the market place indifferent grades as shown in the table below:Particlesize Loosedensitykg/m3 Passpercentage% Thermalconductivity(kcal/m.h.) 4-8mm 80-150 0.045 2-4mm 80-150 0.045 1-2mm 80-150 0.045 20 80-180 95 0.045-0.055 40 80-180 95 0.045-0.055 60 80-180 95 0.045-0.055 100 80-180 95 0.045-0.055 200 150-300 95 0.045-0.055 250 150-300 95 0.045-0.055 325 150-300 95 0.045-0.055 400 150-300 95 0.045-0.055 600mesh 150-400 95 0.045-0.055 800mesh 150-400 95 0.045-0.055 1250mesh 150-400 95 0.045-0.055