O-Rings for Hygienic Industries

For food and pharmaceutical applications, we offer highly resilient sealing solutions.

Dependable hygienic O-rings

TRP Polymer Solutions understands the critical nature of specifying suitable components and materials for the food and pharmaceutical industries.

We have developed a range of specialist FFKM materials that have been formulated specifically for the rigorous demands that food-safe O-rings and pharmaceutical seals need to withstand. We can produce O-rings as per your requirements, including metal detectable O-rings to detect and prevent polymers from contaminating your production line. 

For pharmaceutical applications, our TRPlast® 643 USP Class VI FFKM is often the preferred material.

Our FFKM materials with USP Class VI approval are designed for use with active pharmaceutical ingredients (APIs), aggressive cleaning agents, steam-in-place (SIP) procedures and clean-in-place (CIP) procedures that create an aggressive environment for sealing. They are also suitable for use with bioactive cultures for applications in bioscience and cell research.

Our production processes support all volumes of food-grade O-ring production, ranging from single O-rings to high-volume orders, using consignment stock and Kanban deliveries if required.

Our FDA O-ring materials

TRPlast® 641

TRPlast® 641 is a white 75 IRHD FFKM rubber. This perfluoroelastomer has been developed by TRP Polymer Solutions for use in food and pharmaceutical industries. This material has a maximum recommended operating temperature of +260°C (+500°C)

TRPlast® 641 is independently tested to the following standards:

  • FDA 21 CFR 177.2600 (e) & (f)
  • FDA 21 CFR 177.2400 (d1) & (d2)

TRPlast® 642

TRPlast® 642 is a black 75 IRHD FFKM rubber. This FFKM formulation has been developed for use in the food industry. This material has a maximum recommended operating temperature of +260°C (+500°C). 

TRPlast® 642 is independently tested to the following standards:

  • FDA 21 CFR 177.2600 (e) & (f)
  • FDA 21 CFR 177.2400 (d1) & (d2)

TRPlast® 643 – USP Class VI FFKM

A white FFKM developed for food and pharmaceutical industries, TRPlast® 643 – USP Class VI provides high chemical resistance to cleaning fluids, foods, bioactive chemicals, and active pharmaceutical ingredients (API). 

This material provides excellent physical properties and chemical resistance with service temperatures of -17°C (+1°F) to +260°C (+500°F) and is therefore highly suitable for producing industrial hygiene O-rings.

All our FFKM materials are BSE/TSE free and do not use any animal-derived ingredients (ADIs).

TRPlast® 643 is tested to and complies with the following standards:

  • USP <87> & USP <88> (USPVI).
  • USP <88> Intracutaneous Injection

This material is independently tested to the following standards:

  • FDA 21 CFR 177.2600 (e) & (f)
  • FDA 21 CFR 177.2400 (d1) & (d2)
  • 3A 18-03
Product Benefits

Hygenic O-ring benefits

Our food-grade O-rings have the following useful features:

FDA-approved O-rings

The materials we offer for hygienic O-rings are tested to FDA standards for full compliance.

High temperature resistance

Our hygienic FFKM O-rings are capable of resisting up to +260°C, ideal for SIP and CIP systems.

High chemical resistance

These materials can resist prolonged exposure to active pharmaceutical ingredients.

Our FFKM O-rings are also suitable for…

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