Description
Product Overview
The CAUME airtight rubber seal ring is engineered for the Eppendorf 5424 and 5424R centrifuge rotors. It is constructed from high‑grade, food‑safe rubber that resists chemicals, temperature fluctuations, and repeated compression cycles. The ring provides a secure, leak‑free seal that protects both the sample and the instrument from contamination. Dimensions are precisely matched to the rotor groove, ensuring a snug fit without the need for additional tools. The material composition offers excellent elasticity, allowing the ring to maintain its shape over thousands of spin cycles. This product meets ISO 13485 standards for laboratory equipment accessories, guaranteeing consistent performance in demanding research environments. The seal ring is lightweight, easy to handle, and can be installed in seconds, reducing downtime during routine maintenance. Its design eliminates the risk of rotor imbalance caused by improper sealing, thereby extending the service life of the centrifuge. The product is supplied in a single‑piece configuration, ready for immediate use in any qualified laboratory setting.
![[Product front view showing all components]](https://www.thickskinco.store/wp-content/uploads/2026/07/8a4a3bb50863444281cdb83ae97d4d64.jpg)
Usage
Designed for use in molecular biology, biochemistry, and clinical laboratories, this seal ring fits seamlessly into the rotor chamber of Eppendorf 5424 and 5424R models. It is ideal for applications ranging from DNA extraction to protein precipitation, where a reliable seal is critical to prevent sample loss. The ring can be employed in both high‑speed and ultra‑high‑speed protocols, supporting speeds up to 20,000 rpm without compromising integrity. Users should inspect the rotor groove for debris before installation, then gently press the rubber ring into place until it seats fully. No adhesives or additional hardware are required. The seal ring is compatible with a variety of tube types, including microcentrifuge tubes, PCR tubes, and specialty containers. Routine cleaning with mild detergent and water is sufficient; the material tolerates occasional exposure to organic solvents such as ethanol and isopropanol. For best results, replace the seal ring after 500–1,000 spin cycles or when visual wear is observed.
Why Choose Us
Choosing the CAUME seal ring means selecting a product backed by rigorous quality control and a commitment to laboratory excellence. Each ring undergoes a multi‑stage testing process that includes dimensional verification, tensile strength assessment, and leak detection under simulated centrifugation conditions. Our manufacturing facilities adhere to GMP guidelines, ensuring that every component is free from contaminants and meets strict performance criteria. We provide a 12‑month warranty that covers material defects and premature wear, reflecting confidence in the durability of our design. Customer support is available 24/7 to assist with installation guidance, troubleshooting, and replacement logistics. In addition, CAUME offers a comprehensive technical data sheet that details material composition, temperature tolerance, and compatibility information, empowering users to make informed decisions. By partnering with CAUME, laboratories benefit from a reliable supply chain, fast shipping, and responsive service that minimizes disruption to critical workflows.
Key Features
- High‑grade rubber provides chemical resistance and long‑term elasticity
- Exact fit for Eppendorf 5424 and 5424R rotors eliminates leakage
- Simple press‑fit installation saves time and reduces maintenance effort
- Durable construction supports up to 20,000 rpm and thousands of cycles
- Backed by 12‑month warranty and 24/7 technical support for peace of mind
FAQ
What material is the seal ring made from?
The seal ring is made from a premium, food‑grade rubber that is resistant to chemicals, temperature extremes, and repeated compression.
Is the seal ring compatible with all Eppendorf 5424 rotor accessories?
Yes, the ring is designed to fit the standard groove dimensions of both the 5424 and 5424R rotors, making it compatible with all standard tube types used in these rotors.
How often should the seal ring be replaced?
We recommend replacing the seal ring after 500–1,000 spin cycles or whenever visible wear, cracking, or loss of elasticity is observed.
Can the seal ring be cleaned with solvents?
The rubber material tolerates mild organic solvents such as ethanol and isopropanol. For routine cleaning, use a mild detergent and water, then rinse thoroughly.
What warranty does CAUME provide?
CAUME offers a 12‑month warranty covering material defects and premature wear, along with 24/7 technical support for installation and troubleshooting.




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