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Shijiazhuang xing yin import and export trading Co.,Ltd
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Edit ContentHow to detect color PVC electrical f
How to detect color PVC electrical fittings?
How to detect color PVC electrical fittings?
1. look at the appearance, high-quality PVC threading pipes and PVC electrical fitting are bright, pure white and lustrous, and the color is pure and uniform, without any impurities. The color of inferior is not uniform, and some impurities can be seen in the middle.
2. look at the quality, high-quality PVC threading pipes and PVC electrical fitting flexibility is strong, can make arbitrary twists and turns under the cushion of the inner spring, inferior products are not. It is preferable to knead a piece of pipe by hand at the mouth of the pipe or step on it by foot. Flat but not broken, the quality of the pipe will be broken, and the more fragments, the higher the quality of the pipeline will be.
3. Smell, high-quality PVC threading pipes and PVC electrical fitting do not smell, and low-quality products because of the addition of many impurities and present a great pungent taste, and even can be smelled far away.
2. look at the quality, high-quality PVC threading pipes and PVC electrical fitting flexibility is strong, can make arbitrary twists and turns under the cushion of the inner spring, inferior products are not. It is preferable to knead a piece of pipe by hand at the mouth of the pipe or step on it by foot. Flat but not broken, the quality of the pipe will be broken, and the more fragments, the higher the quality of the pipeline will be.
3. Smell, high-quality PVC threading pipes and PVC electrical fitting do not smell, and low-quality products because of the addition of many impurities and present a great pungent taste, and even can be smelled far away.