Why choose polyurethane hose?

Polyurethane (PU) hoses - durable and flexible solutions for demanding environments

Polyurethane is a high-performance and versatile material that many manufacturers use in everything from industrial hoses to various technical applications. PU hoses have excellent wear resistance, high flexibility and good chemical resistance. These properties make them ideal for many applications where durability and adaptability play a crucial role.

Features and benefits of polyurethane hoses

• Extreme durability: Polyurethane hoses are highly resistant to abrasion and mechanical stress, extending their life even in harsh working environments.
• High flexibility and elasticity: The high flexibility and elasticity of the PU material makes the hoses easy to handle and shape for different installations. The softness and moldability of the material prevents the hoses from cracking or deforming during use.
• Chemical resistance: Polyurethane is resistant to many chemicals, oils and greases, making PU hoses a safe choice in environments where contact with aggressive substances may occur.
• Temperature resistance: PU hoses can withstand a wide temperature range from around -40°C up to +100°C, meaning they work in both cold and hot environments without losing their properties.
• UV and weather resistance: The material can withstand exposure to both sunlight and weathering, making the hoses durable for outdoor use.
• Sound and shock absorbing: The natural properties of polyurethane help to reduce vibration and noise, which can be a great advantage in sensitive production environments.

Construction and design

Manufacturers often use transparent polyurethane foil of varying thickness, depending on the application, to produce PU hoses. To give the hoses extra strength and dimensional stability, spirals of steel, bronzed steel or PVC are inserted. The transparent design allows visual inspection of the material flow in the hose, facilitating maintenance and control.

Applications for polyurethane hoses

The robustness and versatility of PU hoses means that many industries use them in a wide range of applications:

• Suction systems and material transportation: Ideal for transporting light materials such as dust, fibers, powders and granules in the construction and chemical industries.
• The food industry: Polyurethane hoses that meet hygiene requirements are used for the transportation of food products thanks to the purity and chemical resistance of the material. See our food grade PU hoses here.
• Paper and wood industry: Handles tough environments transporting sawdust, wood chips, fiber and other abrasive materials.
• Textile industry: Used for handling fibers and other lighter materials that require a durable but flexible hose.
• Automation and pneumatic systems: The flexibility and durability of the PU hose makes it ideal for use in machinery and industrial automation.

Executive summary

Polyurethane hoses, or PU hoses, are a versatile and durable solution for many different types of industrial applications. With their unique combination of high abrasion resistance, flexibility, chemical resistance and temperature resistance, they can withstand demanding environments and stresses. The transparent and reinforced constructions make it easy to monitor the flow and ensure a long service life. Whether transporting dust, fibers, food or tough abrasive materials, PU hoses are a reliable choice that brings both efficiency and durability to the job.

This text was written by Niklas Gangefors (niklas.gangefors@colly.se) at Colly Flowtech.