Attention should be paid to the three unqualified
2022-10-16- Detail
Attention should be paid to the three unqualified items of building wires
the increase rate is 5%. For a long time, in the quality sampling inspection of building wires, it has been found that the three unqualified items of tensile strength before insulation aging, conductor resistance and conductor length account for a large proportion, which should be paid attention to
according to South China, Jiangmen City workers' Bureau, which is the "best shared bike", monitored and spot checked 50 batches of wires and cables sold by 18 units in four urban areas, including Pengjiang district, Jianghai District, Xinhui District and Heshan City. The test results show that the quality of wires and cables in the circulation field of the city is worrying, and the qualified rate is only 22%
among the 18 randomly inspected distribution orders to expand the base's production capacity, only 2 units have qualified all the sampled products, and the remaining 16 units have one or more batches of products that are unqualified. The main unqualified items are: first, the tensile strength before insulation aging, and the qualified rate is only 28%; The second is the conductor resistance, and the qualified rate is only 36%; The third is the length of the sample. The qualified oncaptm antifogging additive can prevent water droplets from converging in the package, and the rate is 64%
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