Cast Basalt pipe

A product that has been refined through countless trials and tribulations

Cast Basalt pipe
  • Cast Basalt pipe
  • Cast Basalt pipe
  • Cast Basalt pipe
  • Cast Basalt pipe
  • Cast Basalt pipe
Cast basalt pipes – built to withstand the toughest flows with superior wear and corrosion resistance.

Product Name

Cast Basalt Pipes



Product Overview

Cast basalt pipes are high-performance ceramic-lined pipes manufactured by melting natural rocks (such as basalt or diabase) or industrial slag at high temperatures and forming through centrifugal casting or static casting processes. They are widely used in industrial material handling systems due to their excellent wear resistance, corrosion resistance, and long service life, making them key components in abrasion-prone transport pipelines.



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Key Technical Specifications

Property

Typical Value

Main Composition

SiO₂ (45–55%), Al₂O₃ (15–25%)

Density

2.9–3.1 g/cm³

Mohs Hardness

7–8

Wear Resistance

15–20 times higher than standard steel pipes

Acid Resistance

≥97% (excluding hydrofluoric acid)

Alkali Resistance

≥80%

Working Temperature

-20°C to 200°C (short-term up to 250°C)

Standard Dimensions

Diameter Φ50–1000 mm, Length 500–3000 mm




Product Types

● By Manufacturing Process

  • Centrifugal Cast Pipes: Uniform wall thickness, smooth inner surface

  • Static Cast Pipes: Suitable for large-diameter or irregular-shaped pipe sections

● By Structure

  • Single-layer Pipes: Standard wear-resistant basalt pipes

  • Composite Pipes: Steel outer layer + cast basalt lining for enhanced impact resistance

  • Flanged Pipes: Integrated flanged ends for convenient installation


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Typical Applications

(1) Mining & Metallurgy

  • Tailings transport pipelines

  • Concentrate slurry delivery systems

  • Blast furnace slag quenching pipelines

(2) Power & Chemical Industry

  • Pulverized coal transport lines

  • Desulfurization slurry pipelines

  • Acid and alkali waste liquid discharge

(3) Building Materials & Environmental Protection

  • Cement slurry transport

  • Sewage sludge handling

  • Fly ash pneumatic conveying

(4) Special Applications

  • Pneumatic grain conveying systems

  • Brine pipelines in salt fields

  • Subsea mining pipeline systems



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