Products
Elastomers
Mega Size O-Ring
Product Overview
KAFLON® Mega Size O-Rings are large diameter sealing rings designed for applications where the inner diameter exceeds 500 mm. These oversized elastomer seals are widely used in heavy industrial equipment, large hydraulic systems, oil & gas facilities, and large flanged connections.
Manufactured from high-performance elastomer materials such as NBR, FKM, HNBR, EPDM, and Silicone, KAFLON® large O-rings provide excellent sealing reliability even in demanding environments involving high pressure, temperature variations, and aggressive media.
Key Features
FEATURE 01
Large inner diameter up to several meters
FEATURE 02
Available in molded or dynamic vulcanized constructions
FEATURE 03
Excellent sealing performance for large equipment
FEATURE 04
High resistance to pressure, temperature, and chemicals
FEATURE 05
High resistance to pressure, temperature, and chemicals
FEATURE 06
Suitable for static and slow dynamic sealing
Technical Capabilities
| Parameter | Range |
|---|---|
| Inner Diameter | > 500 mm, no splice |
| Maximum Diameter | Up to several meters |
| Hardness | 60–90 Shore A |
| Temperature Range | -50°C to +230°C (depending on material) |
| Cross Section | Standard and custom |
Available Materials
| Material | Key Advantages | Typical Applications |
|---|---|---|
| NBR | Good oil resistance | Hydraulic systems |
| FKM | High temperature & chemical resistance | Oil & gas equipment |
| HNBR | High mechanical strength | Heavy machinery |
| EPDM | Excellent weather & steam resistance | Water systems |
| Silicone | Wide temperature range | Food & medical equipment |
Typical Industry Applications
KAFLON® Large Diameter O-Rings are widely used in:
- Large hydraulic cylinders
- Industrial flange sealing systems
- Oil & gas pipeline connections
- Chemical processing reactors
- Mining and heavy machinery
- Large pumps and valves
- Water treatment equipment
These seals ensure reliable sealing performance in large-scale industrial equipment where standard O-ring sizes are insufficient.
Advantages of KAFLON® Mega Size O-Rings
- Custom manufacturing for very large diameters
- Multiple elastomer material options
- Excellent sealing reliability
- Competitive cost for large industrial projects
- Fast production for custom dimensions
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