Polyurethane lined pipe

Polyurethane lined steel pipe is a high wear resistant pipeline product, which is widely used in mineral processing pipelines and tailing transmission pipelines. Fossil-fuel power station use the pipeline for coal and ash removal systems, as well as for oil, chemical, cement and grain industries.

Features

1. Wear-resistant

2.Prevent Scaling 

3.Corrosion Resistance

4. Resistance to hydrolysis aging

5. High Elasticity

6. Resistance to Mechanical Shock

7. Self-lubrication

BAYTAIN selects the premium master batch with nano-modified approach to strength the polyurethane material’s function. It makes the polyurethane lined products with more steady chemical structure and demonstrate its adaptability in the working circumstance.

The polyurethane lined steel pipe, as one of domestic patent of mining products in BAYTAIN, is popular and being used by our mining customers.

Comparison of properties between common polyurethane and nano-modified polyurethane

The physical properties of the liner contribute directly to operational efficiency. The incredibly smooth internal surface of a polyurethane liner creates a low-friction environment for material flow. This reduced friction coefficient lowers the hydraulic resistance within the pipeline, which in turn decreases the energy required for pumping. Over the lifetime of a long-distance slurry transport system, these energy savings can be substantial, contributing to lower operating costs and a reduced environmental footprint. The lightweight nature of the polyurethane liner, compared to solid alloy or ceramic alternatives, also makes handling and installation of the pipe sections easier and safer.

Despite its softness relative to ceramics, the durability of polyurethane is impressive. Its inherent flexibility and high impact strength make the polyurethane lined pipe highly resistant to cracking and chipping from water hammer or accidental impact, a common failure point for brittle liners. The lining process typically involves casting the polyurethane directly inside the steel pipe, creating a tight mechanical bond that prevents liner rotation or delamination under pressure. This robust construction ensures the system remains reliable even under high-pressure, high-volume flow conditions.

In conclusion, the polyurethane lined pipe stands as a testament to innovative materials engineering solving persistent industrial problems. Its superior abrasion resistance extends pipeline life exponentially, its chemical compatibility broadens its application scope, its smooth interior surface enhances flow efficiency, and its resilient nature ensures long-term reliability. For industries engaged in moving highly abrasive materials, investing in a polyurethane lined pipe system is not merely a maintenance decision; it is a strategic operational upgrade that drives productivity, reduces costs, and maximizes uptime. It is the definitive choice for achieving durable and efficient material transport.