
UHMWPE sand-discharging tube
UHMWPE sand-discharging tube are specifically engineered for conveying sand, soil, and mortar during dredging operations. Widely deployed in dredging projects, port maintenance, coastal reclamation, beach aquaculture, and other applications demanding high resistance to abrasive erosion, these pipelines represent a high-performance piping solution.

This industry
The dredging industry uses dredgers to excavate underwater sediment. It maintains navigable waterways for global trade, supports land reclamation and coastal protection, and conducts environmental dredging to clear polluted deposits. It adopts specialized vessels and tech, follows strict safety and environmental rules, and is vital for maritime infrastructure and global economic operation.
vision of the future
Replace traditional steel pipes
mission
Building a world-class pipeline manufacturer
system of values
Provide excellent service to every customer
company philosophy
Attitude determines everything.
UHMWPE pipes for slurry transportation
Standard
ISO 13472
Certification
GB/T 10002.1
performance
High-performance wear resistance and corrosion resistance
Product Material
The UHMWPE sand-discharging tube raw material is UHMWPE (ultra-high molecular weight polyethylene), with a molecular weight ranging from 3 million to 6 million daltons.
Production process
The production process for UHMWPE sand-discharging tube begins with dry blending of UHMWPE powder (molecular weight 3-6 million) with functional additives. The mixture is then extruded at 180-240°C using specialized extruders, followed by vacuum sizing and gradual cooling. Pipes are cut to specification and undergo precision joint processing. Final inspections ensure dimensional accuracy and performance metrics meet regulatory standards.
Precautions for use
UHMWPE sand-discharging tubes must be protected from temperatures exceeding 80°C, guarded against severe impacts or abrasions, maintained with properly sealed joints, and shielded from contact with strong oxidizing agents to preserve their wear resistance and service life.

Common Problem
What's UHMWPE sand-discharging tube mainly used for?
UHMWPE sand-discharging tube is use for transporting sand, slurry and tdredged materials in dredging projects, suitable for both land and marine use.
Is UHMWPE sand-discharging tube more durable than steel pipes?
Yes. UHMWPE sand-discharging tube is more wear-resistant, corrosion-proof and lighter, with longer service life in sand transport.
Can UHMWPE sand-discharging tube withstand harsh weather?
Yes. UHMWPE sand-discharging tube resists high/low temperatures (-20℃~80℃) and moisture, but avoid long-term direct strong sunlight.
Is the UHMWPE sand-discharging tube installation complicated?
No. UHMWPE sand-discharging tube is lightweight and uses simple flange/mechanical connections, easy for on-site assembly.

One-stop UHMWPE tube Factory in China
Founded in 2018, Luoyang Zhengju has become a global brand, enhancing pipeline usage environments through meticulous design and exceptional innovation. Its products are sold in 112 countries worldwide.
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