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JINYU KAOLIN GB-CK90S

Common calcined kaolin for Wire and Cable
Net Weight:
25kg
Package:
Plastic woven bag

    Benefits and Application

    GB-CK90S is an anhydrous aluminum silicate produced by a controlled, high-temperature heating of a water-fractionated kaolin.
    During calcination, chemical, morphological and mineralogical changes occur.
    GB-CK90S imparts excellent electrical insulation properties to low and medium voltage power cables.

    Typical Physical Properties

    Item GB-CK90S
    Brightness(T457) 90.5%min
    Particle Size (0-2micron)% 50+/-2
    Particle Size (0-10micron)% 94%
    Refractivity 1.62
    Screen residue (325 mesh %) 0.05max
    Oil Absorbency (g/100g) 35+/-5
    Dispersion (micron) 55max
    pH 5.5-7.0
    Bulk Density (kg/m3) 600
    Specific Gravity (kg/m3) 2600
    Volume resistivity before immersion at 20 ℃ (Ω.cm) 6×1012
    Moisture (%) 0.8max

    Typical Chemical Properties

    SiO2(%) Al2O3(%) Fe2O3(%) TiO2(%) CaO(%) MgO(%) CuO(%) K2O(%) Na2O(%) MnO(%)
    52+/-2 45+/-2 0.50max 1.5max 0.4max 0.2max 0.004max 0.05max 0.15max 0.004max