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When there is a need to protect the connecting wires, waterproof junction boxes have become a very important product. However, in order to achieve good protection effects, when plastic waterproof junction boxes are needed, it is indeed very important to meet various requirements, so that the feedback results during use will be very satisfactory.

Among them, ensuring good sealing during product use is essential for good protection effects. Therefore, the product's sealing ring has indeed become an indispensable part. The temperature range that the sealing ring can withstand should be carefully understood, the tensile strength of the sealing ring should also be understood, and the expansion and contraction rate of the sealing ring should be better understood.

After mastering these basic conditions, the hardness, density, compression rate and other aspects of the sealing ring of plastic waterproof junction boxes are also very important. For those in need, they should also clarify and carefully consider the chemical resistance of related products, so that the specific satisfaction during product use can be improved.