3-Layer Rigid PVC Foam Core Pipe Extrusion System

Advanced Co-Extrusion Technology for Lightweight & High-Strength PVC Pipes

Sai Machine Tools Pvt. Ltd. (SMT) proudly offers the 3-Layer Rigid PVC Foam Core Pipe Extrusion System, an advanced and high-efficiency production line designed for manufacturing lightweight yet mechanically strong PVC foam core pipes. Engineered with modern automation and indigenous technology, this system delivers superior pipe quality while significantly reducing material consumption and production costs.

This extrusion system is ideal for manufacturers seeking cost-effective, durable, and high-performance PVC foam core pipe
solutions for infrastructure and industrial applications.

KEY ADVANTAGES

• Lightweight pipes with high mechanical strength
  

• Reduced PVC material consumption, lowering production cost
  

• Smooth inner and outer pipe surfaces
  

• Excellent chemical and corrosion resistance
  

• Stable output with long service life
  

• Consistent quality suitable for continuous mass production
  
  

ADVANCED TECHNOLOGY

The SMT PVC Foam Core Pipe Extrusion Machine utilizes state-of-the-art co-extrusion technology to manufacture three-layer rigid PVC foam core pipes in a single continuous process.

The pipe structure includes:

• Solid inner layer for strength
  

• Foamed middle core for weight reduction and insulation
  

• Smooth outer layer for durability and surface finish
  
  

This advanced structure ensures high ring stiffness, superior impact resistance, and long-term performance, making the pipes suitable for demanding applications.

KEY FEATURES

• High-output conical or parallel twin-screw extruder for stable plasticization and uniform foamin
  

• PLC-based automation system for precise control and operational reliability
  

• Intelligent temperature control for energy efficiency
  

• Accurate pipe dimensions with consistent wall thickness
  

• Robust construction for continuous industrial operation
  
  

FIELDS OF APPLICATION

PVC Foam Core Pipes produced on this line are widely used in:

• Drainage and sewerage systems
  

• Underground sewage pipelines
  

• Ventilation and exhaust systems
  

• Cable protection and ducting
  

• Infrastructure and construction projects
  
  

HOW IT WORKS

Using advanced co-extrusion technology, the system forms all three layers simultaneouslysolid inner, foamed middle, and smooth outer layerensuring uniform bonding, reduced raw material usage, and excellent pipe performance without compromising strength.