News

PE water pipe common detection and prevention

08/04/2022

PE water supply pipe is a wide range of pipes, suitable for many industries. Because of its high compressive strength, heat resistance, corr...

what is PVC-U pipe, is there any difference between PVC-U and UPVC

08/04/2022

The PVC-U tube is the same as the UPVC tube. UPVC is also called PVCU, which is usually called hard PVC. It is an irregular thermoplastic re...

Polyethylene (PE) Plastic Inspection Chamber Manhole

09/27/2022

Polyethylene PE plastic inspection well is a commonly used road construction facility. What are the standards on this Plastic PE Inspection ...

Food grade plastic used in plastic pipe industry

08/01/2022

Mineral water bottles and carbonated beverage bottles are all made of this material. Beverage bottles cannot be recycled to hold hot water. ...

5 tips to choose Electrical Conduit pipe from MPP directional drilling pipe and PVC-C pipe

08/01/2022

When purchasing Electrical Conduits, customers often have similarities and differences between CPVC Electrical Conduits and MPP Electrical C...

Butt fusion welding standards for ppr pipe and problems that are easy to occur in Hot-melt welding

07/28/2022

The method of PVC pipe connection

07/26/2022

What are the connection methods of PVC pipes? There are three main connection methods of PVC pipe: sealing rubber ring, bonding and flange c...

How to install and inspect polyethylene (PE ) pipe ?

07/26/2022

Installing polyethylene pipes is a relatively strict process requirement. This requires professional personnel to operate and install. So wh...

The main purpose of HDPE(high density poly) pipe

07/22/2022

1. Urban water supply – PE pipe head has the comprehensive advantages of safety, sanitation and convenient construction, and has become an i...

PVC electrical conduit pipe price list philippines

06/26/2023

The PVC electrical casing made in China has a great market in the Philippines. PVC electrical conduit pipe is not only cheap, but also high ...

How to make M-PVC water pipes ？

07/22/2022

If you are in the business of PVC water pipes. I hope you understand how to make M-PVC water pipes. Hope this knowledge can help you.

[HAILI News] Haili Group helps Binzhou “Gas Village Communication” project

07/13/2022

The gas pipeline full of green energy mission is ready to start, creating better ecological conditions for the sustainable development of Sh...

Helping rural residents to change toilets and building beautiful villages

07/11/2022

Rural toilet reform is an important part of building beautiful villages and improving the rural environment. It is also of great significanc...

[HAILI Craft] Polyethylene PE80, PE100 Water Supply Pipe Extrusion Defect Analysis and Countermeasures

07/11/2022

High-density polyethylene water supply pipe is a new generation of extruded products, mainly PE80, PE100 and so on. The product is widely us...

Haili Group successfully provided drainage solutions for Yulin Agricultural Demonstration Zone

07/11/2022