How Important Is The Anti-aging Performance Of Waterproof Junction Boxes?
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waterproof cable box In long-term operating environments, plastic housings, gaskets, and even internal wiring may gradually harden, crack, or discolor if repeatedly exposed to ultraviolet radiation, humidity, salt spray, or thermal cycling. plastic weatherproof electrical box If the materials do not possess UV resistance and weather resistance, waterproof junction box the housing is prone to developing micro-cracks, leading to decreased sealing performance. waterproof distribution box If aging, deformation, or material fatigue occurs after years of use, it may reduce waterproof electrical box the fit precision with the housing, making it easier for moisture and dust to penetrate the contacts.
