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The method of identifying the quality of PVC pipe by PVC pipe production line

Zhangjiagang Sansu Machine Co.,Ltd | Updated: Jan 25, 2018

The method of identifying the quality of PVC pipe by PVC pipe production line

(1) first look at the surface finish, and the whiteness.

(2) to break the sample, the easily broken person is generally high calcium products, of course, to meet your requirements of the appropriate price is possible.

(3) take a sample foot on the edge of the pipe to see if it can be cracked or the elongation at break after the cracking.

(4) the patience is very troublesome. The most direct way is to get the high temperature and high light for a few days to see the rate of change, but it is too waste of time. It's good to see the first 3 items.