How to distinguish the quality of the 3/8”PVC air hose? Manufacturer & Supplier - Goldsione
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How to distinguish the quality of the 3/8”PVC air hose?


1, measuring the thickness of the wall: see if 3/8 “PVC air hose has reached the specified wall thickness. Here is a point to be paid attention to. Some tubes are empty tubes, the thickness of the two ends reaches the requirement, but the thickness of the middle wall is thin, and it is not required. At the same time, the cost can be reduced by the way of pumping.

2, volume length: see 3/8 “PVC air hose has reached the specified length, some manufacturers reduce the price by shortening the length. Negative deviation is not allowed according to GB/T10002.1-2006.

Two. Look at it

1, look at gloss: 3/8 “PVC air hose surface gloss good looks very oily quality products.

2, look at the color: 3/8 “PVC air hose standard high quality PVC-U pipeline is pale rice yellow, if the white pipeline that shows calcium powder added excess, some manufacturers, recycled materials add too much, made 3/8” PVC air hose black, yellowing.


Weigh: the two 3/8 PVC air hose with the same diameter, wall thickness and length are compared. The calcium powder and impurities with high weight have been added too much, and the material is not pure and can not meet the requirements.3/8”PVC air hose?


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