Hewai Factory Wholesale Flexible Pex-Al-Pex Tubing Water Supply for Europe

One of the leading Chinese producers specialized in integrated plastic piping system, we produce PEX pipe, PERT pipe, PPR pipe, EVOH PEX/PERT oxygen barrier pipe, PEX-Al-PEX pipe, PE-AL-PE Gas pipe, PERT-AL-PERT pipe. Our products are widely used in floor heating, water supply, gas, air condition, solar, heating & cooling systems etc.

With growing market demand, we have upgraded production lines to advanced high-speed extrusion equipment, capable of producing 300,000 meters per day. We maintain strict quality control from raw material to finished products, selecting high-quality suppliers such as Dowlex, Mitsui Chemicals, SK, LG, BOREALIS, LyondellBasell, Kuraray, and Hyundai.

1. What's the multilayer pipe?
Multilayer Pipe (MLCP) is a composite pipe consisting of five layers. The inner and outer layers are made of PEX/PERT (or HDPE), with an aluminum core in the middle, welded using seamless laser or overlap technology. A special adhesive bonds the layers together.

2. Available Specifications

3. Standards
Our pipes are manufactured to GB/T18997 standards and conform to ASTM F 1281/1282 and EN ISO 21003.

4. Welding Technology
Overlap welding uses ultrasonic technology, while Butt welding (Seamless Butt Laser Welding) is considered more stable. Laser welded pipes are less likely to crack when rounded or beveled.