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polyurethane manufacturing process
Custom Polyurethane Extrusion Solutions

Polyurethane Extrusion

Polyurethane extrusion is a manufacturing process in which we heat urethane material and force it through a shaped die to create continuous profiles or tubes. After extrusion, we cool, cut, and finish the material to meet precise specifications.
Key benefits include:

  • High precision and dimensional consistency.
  • Long continuous parts with uniform cross-section.
  • Customizable properties such as hardness, flexibility, and abrasion resistance.
  • Durable performance in wear, impact, and chemical exposure.

We specialize in polyurethane extrusion and provide custom PU extrusion solutions for industries requiring durable, high-performance components. Our advanced extrusion technology produces parts with consistent dimensions, smooth surfaces, and excellent mechanical properties.

Whether you need long continuous profiles, custom shapes, or specialized urethane formulations, we deliver tailored solutions that meet functional and aesthetic requirements. Our services serve industries including industrial machinery, automotive, mining, material handling, construction, and consumer products.

Our PU Extrusion Capabilities

  • Custom Profile Extrusion – Tubes, rods, sheets, seals, gaskets, and complex shapes.
  • Material Flexibility – Hardness options from soft elastomers to rigid polyurethane.
  • Continuous Lengths – Long or short extrusions to fit specific applications.
  • Color & Additives – Custom colors, UV resistance, flame-retardant, FDA-compliant grades.
  • Secondary Processing – Cutting, slitting, machining, or surface finishing.
  • Low-Volume & High-Volume Production – From prototypes to mass production runs.

Advantages of Extruded Polyurethane

  • Superior wear and abrasion resistance compared to rubber or plastics.
  • High tensile strength and flexibility, suitable for dynamic applications.
  • Consistent cross-section for mechanical and sealing applications.
  • Versatile shapes and sizes, including custom designs and complex profiles.
  • Chemical and environmental resistance, ideal for harsh industrial settings.

Quality Control of Custom Extruded Polyurethane Profiles

We ensure that every extruded polyurethane profiles meets strict quality standards:
  • Dimensional checks to verify tolerances.
  • Hardness and mechanical testing to ensure performance.
  • Material consistency verification for color, flexibility, and formulation.
  • Production monitoring to maintain consistent extrusion temperature, pressure, and cooling.

Extruded Polyurethane Profiles Examples

PU V-Belt
Polyurethane V-belts are widely used in industrial drives. They can also be welded to conveyor belts as guides or supports, or mounted directly to pulleys for power transmission.
Redthane Belt
Redthane vee belts are designed for lightweight transmission. With a hollow core, they replace solid round belts and can be joined into endless belts using metal fasteners or heat welding.
Polycord Belt
Polycord round belts offer excellent flexibility, elasticity, and strength. They work for both conveying and driving. Our food-grade transparent round belts are ideal for food processing lines.
Conveyor Belt Cleats
Made from TPU polyurethane elastomer, T-shaped belt cleats improve incline conveying and material control. They can be attached to belts by hot welding or chemical bonding.
Polyurethane Sleeve
TPU roller sleeves provide elasticity, wear resistance, and oil resistance. They are easy to install and protect goods during transportation in logistics and material handling.
Polyurethane Stringer Bar Capping
Extruded polyurethane capping is designed to cover stringer bars on vibrating screens. It protects the steel bars, reduces wear, and prevents damage to screen cloth.

Application scenarios of PU Extrusion

Tile Manufacturing
PU V-belts reduce downtime with superior abrasion resistance and improve productivity by minimizing energy loss in drives.
Centrifugal Fan
Polyurethane belts absorb noise and vibration, improving fan stability, durability, and quiet performance.
Food Processing
Food-grade PU belts are widely used in ketchup, milk, egg, fish, donut, onion, candy, fruit, canning, cheese, pizza, and peanut conveyor lines.
Packaging Machinery
Urethane belts serve in packaging lines for cereal, syringes, soda cans, egg cartons, light bulbs, and more.
Electronics Industry
Polyurethane round belts ensure smooth transfer of electronic parts in assembly lines, maintaining efficiency and accuracy.
Distribution Centers
PU V-belts and round belts power conveyors, roller curves, and transfer systems, offering durability and low maintenance.

Why Choose Us?

As a trusted polyurethane extrusion manufacturer, we combine:

  • Advanced PU extrusion technology;
  • Customizable material formulations;
  • End-to-end support from design to production;
  • On-time delivery and competitive pricing;

We provide flexible, reliable, and high-performance polyurethane extrusion solutions tailored to your application needs.

What are the advantages of extruded polyurethane profiles?

Extruded polyurethane offers high wear and abrasion resistance, flexibility, tensile strength, and chemical resistance. It provides consistent dimensions, smooth surfaces, and long-lasting performance in demanding applications.

What products can be made with PU extrusion?

We produce pu belts,seals, gaskets, rollers sleeve, rods, tubes, protective edging, wear strips, and custom profiles for a variety of industrial and consumer applications.

What industries use extruded polyurethane?

Common applications include automotive, industrial machinery, mining, material handling, construction, food & packaging, and consumer products.

Can the hardness, color, or material properties be customized?

Yes. We can adjust durometer (hardness), color, flexibility, UV resistance, FDA compliance, and flame-retardant properties to meet your specific application needs.

How does polyurethane extrusion differ from casting or injection molding?

Extrusion is best for continuous profiles with uniform cross-sections, whereas casting is more suited for low- to medium-volume custom parts, and injection molding is ideal for high-volume, complex shapes with tight tolerances.

How do I get a quote for extruded TPU profiles?

Submit your drawings, CAD files, or specifications, and we’ll provide a customized quote quickly.

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