Hot selling cable extruder line for Power cables Insulation made in
China
1. General description:
Raw Material Feeding: The raw materials, usually in the form of
pellets or granules, are fed into the extruder hopper.
Melting and Mixing: Inside the extruder, the raw materials are
heated and melted. If the cable requires multiple layers or
components, different materials may be mixed together at this
stage.
Extrusion: The molten material is forced through a die, which gives
the cable its final shape and dimensions. The die determines the
cross-sectional shape of the cable, whether it's round, flat, or
any other specialized shape.
Cooling: After exiting the die, the newly formed cable passes
through a cooling system, which solidifies the material and sets
its shape.
Take-up and Packaging: Finally, the cable is wound onto a spool or
reel for storage or further processing. It may undergo additional
treatments, such as printing, marking, or insulation layer
application, before being packaged for shipping.
2. Technical parameter:
Model | D50 | D70 | D90 | D120 |
Diameter of wire core | 0.4mm-2.5mm | 1.5mm-8mm | 4mm-15mm | 10mm-50mm |
Diameter of finished | 1.5mm-3.5mm | 1.8mm-10mm | 5mm-20mm | 15mm-70mm |
Extrusion capacity | 100kg/h | 200kg/h | 300kg/h | 500kg/h |
3. How to use the cable extrusion production line:
Preparation and Setup:
Ensure that all necessary raw materials, including polymers and
conductive materials, are available and properly stored.
Set up the extruder line according to the specifications of the
cable being manufactured, including selecting the appropriate die
and setting temperature and speed parameters.
Material Feeding:
Load the raw materials into the extruder hopper. This may involve
using automated feeding systems or manual loading depending on the
scale of the operation.
Heating and Melting:
Start the extruder heaters to melt the raw materials. The
temperature settings will vary depending on the type of materials
being used.
Monitor and adjust the temperature profiles to ensure consistent
melting and proper viscosity of the molten material.
Extrusion:
Once the materials are adequately melted and mixed, start the
extrusion process.
Control the speed of the extruder screw to maintain the desired
throughput and ensure uniform extrusion.
Monitor the pressure in the extruder barrel to prevent issues such
as material surges or blockages.
Die and Cooling:
Guide the extruded material through the die, which shapes it into
the desired cross-sectional profile.
Ensure proper cooling of the newly formed cable. This may involve
passing it through a water or air cooling system to solidify the
material and set its shape.
Quality Control:
Conduct regular inspections of the extruded cable for defects such
as air bubbles, uneven thickness, or surface imperfections.
Measure key parameters such as diameter, thickness, and electrical
properties to ensure they meet specifications.
Make adjustments to the process as needed to address any quality
issues that arise.
Take-up and Packaging:
Wind the extruded cable onto spools or reels using take-up
equipment.
Apply any necessary markings, labels, or additional layers (such as
insulation or shielding) to the cable.
Package the finished cable according to customer requirements for
storage or shipment.
Maintenance and Cleanup:
Perform routine maintenance tasks on the extruder line, such as
cleaning, lubricating, and replacing worn parts.
Clean the extruder barrel and die between production runs to
prevent contamination and ensure product quality.
3. FAQ:
Dear customers, there are several models for the cable extrusion
production line. In order to recommend the suitabe model, we'd like
to learn some information:
1. Bare wire diameter
2. Soft wire or hard wire
3. Insulation/Sheath layer thickness
4. Whether with color strips?
Best regards
5. Reference photos






Cable extrusion, Extruder machine, Wire and cable production,
Plastic extrusion, Thermoplastic materials, Coating process,
Extrusion die, Conductor insulation, Multi-layer extrusion, Screw
design, Barrel heating, Cooling system, Extrusion speed, Material
feed system, Cable sheathing, PVC/PE/XLPE extrusion, Cross-linking
process, Quality control, Production efficiency, Cable types (e.g.,
power, communication), Extrusion line, Electrical properties,
Tension control, Maintenance and servicing, Automation and control
systems