cenosphere
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We are a credible Supplier of Cenosphere. The Cenosphere are hollow glass particles and are also known by the name hollow ceramic spheres, microspheres and glass beads. Known for their unique combination of controlled sizing (prior to processing), spherical shape, exceptional strength in uniform compression, high acoustical and thermal insulating and dielectric properties. These properties of the Cenosphere make them most suited raw materials for preparing high value applications. In addition, we offer reliable marketing and development Services of diverse Cenosphere Applications. The small amount of Cenosphere material may have high market value if its production remains constant over a long period of time. General Physical Features 20m-200m in diameter and are spherical, coherent, non-porous shells of silicate glassThe thickness of the shell is about 10% of the radiusThe floating spheres are usually collected from lagoonsTrue particle densities of the individual sphere range from 0.40-0.60 gm/cc, and their bulk densities are ~0.25-0.40 gm/ccThe Cenospheres break down on heating to 300oC, which indicates release of water dissolved inside the glassy material. The hollow spheres start to sinter at 1200oC and usually collapse above 1300oC.The cenospheres are formed at an estimated temperature of 1400oC and the formation and size are governed by the viscosity and surface tension of the fused silicate glass, by the rate of change in particle temperature and by the rate of diffusion of gases in the silicate.The molten spheres harden at 1000oC, trapping the gases which are formed internally through catalytic action of Ferric Oxide (Fe2O3), or carbonaceous material presentThe gas inside the Cenospheres consists mainly of CO2 and N2. At room temperature, their internal pressure is about 0.2 atmospheres. Applications Filler for paints and varnishesLightweight mineral fillers in composite polymeric materials of different kinds such as : cryogenic technology; fabrication of acoustic and thermal insulating materialsMineral filler applications in ceramics provide many exciting possibilities as wellFabrication of polymeric composites that focus on special properties for electronics and electrical engineering and additional applicationsFabrication of composite polymeric putties (automobile, for example) and compounds for filling in technological surface defects
Cenospheres
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Cenospheres
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