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Polyurethane Lined Steel Pipe

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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.

Polyurethane Lined Steel Pipe Polyurethane Lined Steel Pipe

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

Slurry pipe3926

Arex 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.

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

Comparison of properties between common polyurethane and nano-modified polyurethane

Testing item

Common polyurethane test index

(nano-modified) polyurethane

Tensile strength

15-21MPa

19-28MPa

300%setting the stretching strength

8-10MPa

11-13MPa

Tensile elongation

400-500%

400-500%

Break permanent deformation

5-8

5-8

The tear strength

5MPa/cm

6.8MPa/cm

Shear strength

6MPa/cm²

8.1MPa/cm²

Avulsion intensity

7.5MPa/cm²

11MPa/cm²

Peel strength

1.4MPa/2.5 cm²

2.1MPa/2.5 cm²

Akron abrasion

0.045cm³/1.61km

0.008cm³/1.61km

Low temperature brittleness

-42

-70

Hardness (shaw A)

60-100

60-100

The density

1.12

1.12


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