Potentialring/Grading Ring Factory Preview
Grading Shielding Ring/equalizing ring for composite insulator strings,high voltage power transmission insulators and switchgear, scientific research apparatus that generates high voltages, for lower its maximum values below the corona threshold, preventing corona discharge. Corona rings warehouse/in stock,INSULATION FOR BUSHING SHIELD
Outdoor High-voltage Composite Insulator Corona Rings manufacturer
D200/300/400/900 aluminum alloy rings use for polymer insulators（silicone rubber long rods insulator）
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