Case | LSFP-32 Four-Strand PVC Conduit Pipe Line with Automated Socketing & Strapping
time 2026-09-11
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Hereunder we will show our recent delivery of LSFP-32 Four-Strand PVC Conduit Pipe Production Line  to an Asian client. Designed for Ø16–Ø32mm PVC electrical conduits, this PVC conduit pipe manufacturing machine features four strand pipe head, integrated online socketing and automatic strapping. With a max extrusion capacity of 450 kg/h, the line significantly reduces post-extrusion manual labor.

PVC Electrical Conduit Pipe.jpg


LSFP-32 Four-Strand PVC Conduit Pipe Production Line Core Configuration:

  • Extrusion System

Conical Twin screw extruder with bracket-type four-strand die head. The optimized segmented screw design ensures synchronized four-pipe extrusion and stable wall thickness, even at high speeds. This four-strand extrusion system is designed for efficient PVC conduit pipe manufacturing.

Twin conical screw extruder for PVC Conduit Pipe production line.jpg


  • Online socketing

The Four-strand socketing machine with integrated PLC/touchscreen control delivers stable socket dimensions and clean ends. Pipes then feed directly to strapping—no buffer storage or manual handling required.

Online Socketing unit for PVC Conduit Pipe production line.jpg


  • Automatic Strapping

Pipes from the socketing are fed directly to the strapping machine for aligning, grouping, positioning, and PP strapping. The system auto-calculates strap positions according to pipe length, with adjustable count and spacing. Fast, tool-free changeovers support a wide range of pipe sizes.

Automatic Strapping machine for PVC Conduit Pipe Manufacturing.jpg


After commissioning by the customer

  • Higher Output, Same Footprint: 

The four-strand parallel production achieves significantly higher output than traditional single-pipe production, all within the same limited floor space.

  • Reduced Manual Intervention: 

Seamless socketing-to-strapping flow cuts manual counting, handling, and binding, lowering labor requirements and reducing process variability.

  • Flexible Changeovers for Agile Production: 

Simple specification switching supports flexible, multi-variety, small-batch production.

  • Consistent Quality & Batch Uniformity: 

Coordinated operation of the entire  PVC conduit pipe production line ensures pipe consistency and stable batch-to-batch quality.

Four-Strand Pipe head for PVC Conduit Pipe Manufacturing Machine.jpg

weighing unit for PVC Conduit Pipe production line.jpg

LIANSU PVC Conduit Pipe Manufacturing Solution

With extensive experience in PVC pipe extrusion systems and PVC conduit pipe manufacturing , LIANSU offers customized turnkey solutions tailored to specific pipe diameters and output targets.

If you are looking for a PVC conduit pipe manufacturing machine, four-strand PVC conduit production line, or a complete automated PVC electrical conduit solution, please  contact us:+86-13392775773 (WhatsApp).