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      2. Ammonium ion stabilizer
        • Product introduction
        • Product description
        • Video description
        • Ammonium Colloidal silica

          This type use ammonium ion as stabilizer, compared with the colloidal silica use sodium ion as stabilizer, It has better toughness and air permeability, so it is more suitable for making fiber soft products in refractories, and electronic polishing, coating, flocking, wool spinning and other industries.

          Item

          Model and Standard

           

          NS-20

          NS-25

          NS-30

          Appearance

          Slight milky transparent to translucent liquid

          Na2O (wt%)

          ≤0.1%

          SiO2 (wt%)

          20±1%

          25±1%

          30±1%

          Density (20°C,g/cm3)

          1.12-1.14

          1.15-1.17

          1.19-1.21

          pH (20°C)

          8.5-10.0

          Viscosity (20°C,mPa•S)

          ≤10

          Particle size (nm)

          8-15

          Stability

          One year

        R & D

        Contact us

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