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    Calcined Kaolin

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    • Name: Calcined Kaolin
    • Model: 1001.07
    • Views : 88

    Calcined kaolin

    Calcined kaolin is an anhydrous aluminium silicate produced by heating natural kaolin at high temperature. The calcination process increases the whiteness,improves the electrical property and alters the shape of the kaolin particles.
    Physical Properties

       Whiteness

    325 mesh Screenings

    Oil Absorption

    PH

    Moisture

    92%±1

    ≤0.003%

    ≥62%

    6.5-7.5

    ≤0.5%
       

    Chemical indicators

    SiO2

    Al2O3

    Fe2O3

    TiO2

    52%-54%

    44%-46%

    ≤0.35%-3%

    ≤0.1-0.5%

    Main use
    ● In paper industry:  It is widely used in paper coatings and fillers.
    ● In rubber industry: It is mainly used as a reinforcing agent and filler.
    ● In plastics and cable industry:  It can effectively improve the strength and modulus of resistance.
    ● In polyvinyl chloride (PVC) cable insulation outer:  It can increase the volume resistivity and inexpensive.
    ● In nylon :To improve its deflection and tensile strength.

       

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