Food & Medical Grade Components

Food & Medical Grade Components

In food production, pharmaceutical manufacturing and medical environments, equipment must do more than operate reliably. Components must also be appropriate for the surrounding environment, with careful consideration given to contamination, cleaning procedures and the materials used.

This is particularly important when selecting food grade hydraulic components, hygienic fittings and hose assemblies. A component that performs well in a standard industrial setting may not be suitable for an application where cleanliness and contamination control are critical.

Understanding what ‘hygienic’ really means in fluid power helps engineers and purchasing teams make better-informed decisions.

What Makes a Fluid Power Component Hygienic?

Hygienic suitability is not determined by appearance alone. A polished stainless-steel fitting may offer corrosion resistance, for example, but that does not automatically mean it is suitable for direct contact with food, pharmaceutical products or medical fluids.

The correct specification depends on the application and the risks that need to be controlled.

Important considerations include:

• Material compatibility: Materials must be suitable for the fluid, product and cleaning chemicals they may encounter.
• Corrosion resistance: Components need to withstand the operating environment and applicable cleaning processes.
• Cleanability: Equipment design should minimise areas where residue or contaminants could accumulate, where relevant to the application.
• Sealing and leakage: Suitable seals and connections help prevent leaks and unwanted ingress.
• Documentation: Product specifications and any relevant declarations or certifications should support the intended use.

These factors should be assessed together rather than treating a single material or product label as proof of suitability.

Why Are Stainless Steel and Hygienic Fittings Important?

Stainless steel is widely used in food, beverage and pharmaceutical environments because it can provide good corrosion resistance and durability when the correct grade and finish are selected.

Fluid Power Services supplies stainless steel components, including SS304 and SS316 products, along with fittings, valves, adaptors and hose assemblies for a range of industrial applications.

The appropriate grade depends on factors such as exposure to moisture, cleaning chemicals, temperature and the fluid being handled. Connection design and surface finish may also be important where hygiene requirements are particularly demanding.

Hygienic fittings must be selected to suit the process, not simply because they are manufactured from stainless steel.

Choosing the Right Food Grade Hydraulic Components

Hydraulic systems are used in food manufacturing machinery for functions such as lifting, positioning and operating equipment. In these applications, it is important to distinguish between components that power machinery and components that come into direct contact with food.

Where a hydraulic system is separate from the product-contact process, the priority may be to prevent hydraulic fluid leaks from contaminating production areas. Where components form part of a product-contact system, more specific hygienic and material requirements may apply.

Pneumatic systems are also commonly used in food production because they can provide controlled movement without hydraulic oil circulating through the actuator itself. However, compressed air quality, lubricants, seals and component cleanliness must still be appropriate for the application.

The best solution depends on the machine design, the operating environment and the consequences of a potential leak or contamination event.

 

What About Medical Grade Hose Fittings?

The term medical grade hose fittings should be treated carefully because medical, pharmaceutical and general industrial applications can have very different requirements.

For equipment involved in medical manufacturing or pharmaceutical processing, engineers may need to consider material compatibility, traceability, cleanliness, applicable standards and supporting product documentation.

A fitting being stainless steel or described as hygienic does not automatically establish that it is suitable for every medical application. The required evidence depends on the intended use and whether the component contacts the product, process fluid or only the machine’s operating systems.

Always confirm the manufacturer’s specifications and any required approvals before specifying components for critical applications.

How Fluid Power Services Can Help

Fluid Power Services supplies food and medical-grade products, stainless steel components, hoses and fittings for hygiene-conscious industries.

The team can help customers identify products for their applications, considering connection types, operating conditions and component requirements. For food and beverage applications, FPS also provides hydraulic and pneumatic products and mobile on-site repair services.

Explore the food and medical-grade product range or learn more about stainless steel hoses and fittings.

Specify Components for the Actual Application

Choosing hygienic fluid power components requires more than selecting a material or relying on a product description. Engineers need to consider the operating environment, potential contamination routes, cleaning requirements and relevant documentation.

By establishing these requirements before ordering, businesses can select suitable components and reduce the risk of costly specification errors.

For help identifying food-grade or hygienic fluid power products, contact Fluid Power Services to discuss your application.