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Five matters needing attention in the production of PVC pipes
08-07-2020
In the production process, since PVC is a heat-sensitive material, even adding a heat stabilizer can only increase the decomposition temperature and extend the stable time without decomposition, which requires strict con...
What are the differences between PPR pipe and PVC pipe
01-07-2020
1. Essentially different PPR Pipe Fittings are also called three-type polypropylene pipes. They are made of random copolymer polypropylene and extruded into pipes and injection-molded into pipe fittings. PVC is ac...
Five problems often encountered in the use of valves
23-06-2020
1. Why does the double-seat valve easily oscillate when working at a small opening? For a single core, when the medium is a flow-open type, the valve stability is good; when the medium is a flow-close type, the va...
How is the electric fusion of HDPE tube fused
17-06-2020
Electrofusion is a simple method of connecting PE pipes when no butt welding is possible (such as adding valves, elbows and tees). Use prefabricated fittings that contain electric heating coils that melt the plastics of ...
Steps and methods of PE pipe welding
10-06-2020
1. Place a tube in the butt jointer and tighten the bolts. After clamping the pipe, turn it by hand once to see if it is tight. When placing the pipe into the docking machine, make sure that the pipe is not inclined. &nb...
What are the advantages and disadvantages of ball valves
03-06-2020
The ball valve has a spherical flap and can open and close the fluid flow. They are the industry standard for pipe cutting applications. After many years of use, their design can still ensure a very tight and tight seal....

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