Steel Wire Mesh Reinforced HDPE Pipe For Mining Metallurgy Slurry And Corrosive Media Pipeline Systems
Steel Mesh Reinforced Polyethylene (SRTP) Composite Pipe is a heavy-duty composite pipeline system engineered for the relentless operating conditions of mining, mineral processing, and metallurgical operations. The fusion of a high-tensile steel wire mesh skeleton with thick, abrasion-resistant HDPE encapsulation creates a dual-protection pipeline that simultaneously withstands the internal wear of high-velocity mineral slurries and the external chemical aggression of acidic mine environments.
The pipe is produced through a specialized continuous co-extrusion process that integrally bonds a helically wound, uniformly perforated steel strip reinforcement mesh within inner and outer layers of high-density polyethylene. This seamless composite construction provides exceptional hoop strength for high-pressure slurry pumping, outstanding crush resistance for deep-burial and heavy-traffic mine site installations, and complete immunity to the sulfuric acid, dissolved metals, and electrolytic corrosion that rapidly destroy steel and concrete mining infrastructure.
Mining & Metallurgy Applications
- Mineral Slurry Transport Pipelines: High-pressure long-distance transport of copper, iron, zinc, gold, and nickel ore concentrates and tailings slurries with sustained abrasion resistance that significantly outlasts steel and rubber-lined alternatives.
- Acid Mine Drainage (AMD) Collection: Permanent corrosion immunity in low-pH, high-dissolved-metal mine water collection and conveyance systems where sulfuric acid concentrations rapidly perforate carbon steel and ductile iron pipes.
- Hydrometallurgical Process Piping: Leach solution distribution, pregnant liquor transfer, and raffinate return lines in heap leaching, solvent extraction, and electrowinning (SX-EW) copper and uranium recovery operations.
- Smelting & Refining Utility Systems: Cooling water circuits, slag granulation water supply, off-gas scrubber liquor piping, and process water distribution in non-ferrous metal smelting and refining complexes.
- Mine Dewatering & Water Management: High-capacity dewatering discharge pipelines, pit perimeter water control systems, and underground mine sump pump rising mains handling sediment-laden mine water.
- Tailings Dam & Waste Storage: Tailings distribution, decant water return, and underdrainage piping for tailings storage facilities with full resistance to the chemically aggressive seepage water environment.
- Coal Preparation & Handling: Dense medium separation circuit piping, coal slurry transport, wash plant process water, and coal fines recovery pipelines in coal mining and preparation operations.
- Mineral Processing Reagent Lines: Safe conveyance of flotation reagents, cyanide solutions, lime slurry, flocculants, and pH adjustment chemicals throughout concentration and mineral beneficiation circuits.
Specification Models of Steel Wire Mesh Reinforced Polyethylene Composite Pipe
| Nominal Outside Diameter (dn/mm) |
0.8 MPa |
1.0 MPa |
1.25 MPa |
1.6 MPa |
2.0 MPa |
2.5 MPa |
3.5 MPa |
| 50 |
-- |
-- |
-- |
4.5 |
5.0 |
5.5 |
5.5 |
| 63 |
-- |
-- |
-- |
4.5 |
5.0 |
5.5 |
5.5 |
| 75 |
-- |
-- |
-- |
5.0 |
5.0 |
5.5 |
6.0 |
| 90 |
-- |
-- |
-- |
5.5 |
5.5 |
5.5 |
6.0 |
| 110 |
-- |
5.5 |
5.5 |
7.0 |
7.0 |
7.5 |
8.5 |
| 140 |
-- |
5.5 |
5.5 |
8.0 |
8.5 |
9.0 |
9.5 |
| 160 |
-- |
6.0 |
6.0 |
9.0 |
9.5 |
10.0 |
10.5 |
| 200 |
-- |
6.0 |
6.0 |
9.5 |
10.5 |
11.0 |
12.5 |
| 225 |
-- |
8.0 |
8.0 |
10.0 |
10.5 |
11.0 |
-- |
| 250 |
8.0 |
10.5 |
10.5 |
12.0 |
12.0 |
12.5 |
-- |
| 315 |
9.5 |
11.5 |
11.5 |
13.0 |
13.0 |
-- |
-- |
| 355 |
10.0 |
12.0 |
12.0 |
14.0 |
14.0 |
-- |
-- |
| 400 |
10.5 |
12.5 |
12.5 |
15.0 |
16.0 |
-- |
-- |
| 450 |
11.5 |
13.5 |
13.5 |
16.0 |
18.0 |
-- |
-- |
| 500 |
12.5 |
15.5 |
15.5 |
18.0 |
19.0 |
-- |
-- |
| 560 |
17.0 |
20.0 |
20.0 |
22.0 |
22.0 |
-- |
-- |
| 630 |
20.0 |
22.0 |
23.0 |
26.0 |
26.0 |
-- |
-- |
| 710 |
23.0 |
26.0 |
28.0 |
30.0 |
-- |
-- |
-- |
| 800 |
27.0 |
30.0 |
32.0 |
34.0 |
-- |
-- |
-- |
| 900 |
29.0 |
33.5 |
35.0 |
38.0 |
-- |
-- |
-- |
| 1000 |
34.0 |
37.0 |
40.0 |
-- |
-- |
-- |
-- |
| 1200 |
44.0 |
45.0 |
47.0 |
-- |
-- |
-- |
-- |
Note: Values represent wall thickness in millimeters. "--" indicates specification not available for that pressure rating.