magnetic separation equipment
PTMS magnetic separator for kaolin ultrafine processing methods are: mechanical pulverization, classification, intercalation - stripping method and chemical synthesis method. Mechanical pulverization method mainly uses the characteristics of mineral layered structure, under the action of external forces, destroy the force between layers, so as to achieve the purpose of ultra-fine, but large energy consumption. The classification method mainly subsists kaolin in liquid according to Stokes' rule to obtain ultra-fine kaolin, but the cost is high and the yield is low. The intercalation and stripping method mainly uses intercalation to make the mineral layers in kaolin expand, and the bond force is greatly weakened. After removing intercalation object, the flake kaolinite originally piled will decompose into small flake kaolinite naturally, so as to achieve the purpose of natural stripping. The chemical synthesis method generally uses rock mineral or alumina-silicon gel as raw material and hydrothermal method to get ultrafine synthetic kaolinite. Its purity is high, suspension stability is good, light scattering is good, and other properties are excellent.
PTMS magnetic separator
Particle size is one of the important indexes to measure the quality of kaolin products, and the particle size and distribution of kaolin is also an important factor affecting its viscosity. The processing technology of ultrafine kaolin by PTMS mainly focuses on the intercalation and stripping method. The high purity soft kaolin is used as raw material and the PTMS magnetic separation mechanism is used to prepare the nanoscale kaolinite wafers with an average diameter of 300 ~ 500nm and an average thickness of 20 ~ 50nm, which is suitable to be used as reinforcing agent of various rubber products.
what is magnetic bead separation?
Although the particle size of kaolin can reach nanometer scale by processing, the immature viscosity reduction technology is still the main reason for the lack of kaolin for paper coating in China. PTMS magnetic separator found that the relatively concentrated particle size distribution can effectively reduce the viscosity of slurry in the ultra-fine processing experience. Kaolin mineral nanomaterials can not only reduce the viscosity of slurry, but also have good surface effect and small scale effect, which is an important direction to expand the application range of kaolin.
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