GB(JY)-CK60/90/92
GB(JY)CK-95/96
GB(JY)-CK88B
GB(JY)CK98/98L/D
GB-CK90
GB-CKP107
GB-HRM95/98
GB-CK80
GB-CKR901
GB-CK88C
GB-CK88A
GB-K80
GB-K97
GB-KR90
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                           CALCINED KAOLIN FOR CABLE      
(GB-CK90)

1. Benefits and Application

GB-CK90 is produced from highly refined kaolin by heating at temperature above 1000℃。During calcination, chemical,morphological and mineralogical changes occur.

GB-CK90 imparts excellent electrical insulation properties to low and medium voltage power cables.

2. Typical Physical Properties

Item GB-CK90
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
Moisture (%) 0.8max

3. 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

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