

Polyurethane plastic gaskets machined by turning and milling
Polyurethane plastic gaskets are used in a variety of industrial and mechanical applications because of their excellent mechanical and chemical properties.
Usefulness
Here are some of the main uses and benefits of these seals:
- Sealing: Polyurethane seals provide an excellent seal against fluids, gases and solid particles. They are often used in hydraulic and pneumatic systems, engines and machinery to prevent leaks.
- Abrasion resistance: Polyurethane offers exceptional resistance to wear and abrasion, making it ideal for applications in high-friction environments.
- Chemical resistance: These seals are resistant to many chemicals, oils, greases and solvents, making them suitable for use in aggressive industrial environments.
- Durability: Polyurethane seals have a long life due to their robustness and resistance to permanent deformation under load.
Benefits
Machining customised polyurethane gaskets with a milling machine offers a number of significant advantages:
- Precision: The use of a milling machine enables seals to be manufactured to very tight tolerances, guaranteeing perfect sealing and optimum performance.
- Customisation: Made-to-measure seals can be tailored to the exact specifications of the application, including complex shapes and precise dimensions that are not available in standard products.
- Speed of production: CNC machining enables rapid production of prototypes and small series, which is essential for projects requiring short delivery times.
- Material flexibility: The milling machine can process different hardnesses and formulations of polyurethane, allowing you to choose the material best suited to the specific application.
- Cost savings: For small production runs or complex parts, machining can be more economical than other manufacturing methods such as injection moulding, which requires expensive tooling.
Applications
- Automotive industry: Seals for suspension systems, engine seals and transmission components.
- Industrial equipment: Seals for pumps, compressors and valves.
- Construction and public works: Seals for construction equipment, pneumatic and hydraulic tools.
- Medical sector: Seals for medical equipment and laboratory devices.
- Aerospace: Seals for aircraft fuel and hydraulic systems.
In conclusion, mill-machined polyurethane plastic seals offer a combination of precision, customisation and durability that makes them indispensable for demanding industrial applications. Made to measure, they can be tailored exactly to the specific needs of each application, ensuring optimum performance and reliability.
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