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 WIRE AND CABLE      
(GB-CK88A)

1. Benefits and Application

GB-CK88A is an anhydrous aluminum silicate produced by a controlled,high temperature heating of a water-fractionated kaolin.GB-CK88A is specifically designed for use as filler in polyvinyl chloride electrical insulation.

2. Typical Physical Properties

Item GB-CK88A
Brightness(T457)% 70min
Particle Size (-2micron,%) 80+/-2
Refractivity 1.62
Screen residue (325 mesh %) 0.005max
Oil Absorbency (g/100g) 60+/-5
Dispersion (micron) 50max
pH 5.5-7.0
Bulk Density(kg/m3) 330
Moisture(%) 0.8max

3. Electrical Control Test Parts

PVC 100
Dioctyl Terphthalate 50
Cyanuric Acid Lead Stabilizer 4
Barium Stearate 1
Compound Lubricant 1
Activated Calcium Carbonate 30
GB-CK88A 10

         Volume resistivity at 70 degrees centigrade:8.68×10 9Ω.m , Volume resistivity at 20 degrees centigrade:1.42×10 13Ω.m

4. 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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