Molecular sieves are materials with uniform pore sizes, whose pore diameters are similar to those of ordinary molecules. Molecular sieves have a wide range of applications, including as efficient desiccants, selective adsorbents, catalysts, ion exchangers, etc. However, the cost of synthesizing molecular sieves as chemical raw materials is relatively high. Commonly used molecular sieves are crystalline silicates or aluminosilicates, which are formed by tetrahedral silicon-oxygen bonds connected by oxygen atoms. The structure and formation of molecular-sized pore and cavity systems, typically ranging from 0.3 to 2 nanometers, enable the system to filter fluids based on the adsorption of molecules of various sizes and shapes. Molecular sieve powder crystal, with metallic luster, hardness is 3 〜5, relative density is 2 〜2.8, the color of natural zeolite, zeolite is white, insoluble in water, thermal stability and acid resistance increase with the increase of SiO2/Al2O3 composition ratio. Molecular sieve has a large surface area, up to 300 〜1000m2/g, within the crystal surface height of polarization, as a kind of efficient adsorbent, it is also a type of solid acid, with an increased acid concentration andThe surface is very high, which can cause the catalytic reaction of carbonium ion type. By adjusting the composition of metal ions and other ions in the solution, the pore size can be changed to alter the adsorption properties and catalytic properties, thereby achieving different performance of the molecular sieve catalyst.25 kilograms per package.Unit price: 20 yuan/kgSpecifications:3A4A 5A 10X 13XWholesale Telephone: 15838227230[Tenglong 3A Molecular Sieve Main Applications]Only molecular sieves that meet all the performance indicators of insulating glass and have no impact on its physical and chemical properties are qualified to be called special molecular sieves for insulating glass. The only ones that meet this requirement are 3A molecular sieves.
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