
ED Ring For Fluid Sealing

Product Overview
KAFLON® ED Rings for Fluid Sealing are high-performance sealing elements designed for high-pressure fluid environments, where sealing reliability and material stability are critical.
Manufactured from advanced elastomer compounds such as FKM, HNBR, and NBR, these rings provide excellent resistance to fluid permeation, pressure fluctuations, and mechanical stress, ensuring long-term sealing performance.
They are widely used in hydraulic systems, pumps, valves, and industrial fluid handling equipment, where conventional sealing solutions may face limitations under demanding operating conditions.
Key Features
- Excellent performance in high-pressure fluid systems
- Good resistance to fluid permeation and pressure changes
- Strong mechanical stability and durability
- Compatible with oils, hydraulic fluids, and industrial liquids
- Suitable for both static and dynamic sealing
- Long service life under continuous operation

Material Options
| Material | Key Advantages | Typical Applications |
|---|---|---|
| NBR | Cost-effective, good oil resistance | General hydraulic systems |
| HNBR | High strength and temperature resistance | Heavy-duty fluid systems |
| FKM | Excellent chemical and heat resistance | Aggressive fluid environments |
Technical Specifications
| Parameter | Typical Value |
|---|---|
| Temperature Range | -30°C to +200°C (depending on material) |
| Pressure | High-pressure capable (application dependent) |
| Sealing Type | Static & dynamic |
| Media |
Hydraulic fluids, oils, chemicals |
KAFLON® ED Rings for Fluid Sealing are widely used in:
Hydraulic cylinders and systems
Industrial pumps and valves
Fluid control equipment
Chemical processing systems
Oil & gas fluid handling systems
These applications require reliable sealing performance under pressure, fluid exposure, and continuous operation.

Advantages vs Standard Sealing Rings
| Feature | Standard O-Ring | ED Ring |
|---|---|---|
| Pressure resistance | Moderate | Higher |
| Fluid stability | Moderate | Improved |
| Service life | Medium | Longer |
| Reliability | Standard | Enhanced |
FAQ

1. What is an ED ring used for?
2. What materials are available?
3. Can ED rings be customized?
4. Are samples available for testing?
5. What is the typical lead time?
Custom orders: 3–4 weeks
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