Aluminum Centering Ring
An aluminum centering ring with O-rings is a type of sealing component used in vacuum systems or flange connections. It is designed to ensure proper alignment, sealing, and stability between flange surfaces.
Structure
An aluminum centering ring with O-rings typically consists of two main components: an aluminum ring and an O-ring. The aluminum ring is generally circular or rectangular, with holes or slots for bolt fasteners.
It is made of lightweight and durable aluminum material. The O-ring, usually made of an elastomer such as silicone or Viton, is fitted into a groove or recess on the surface of the aluminum ring.
Working Principle
The centering ring is placed between two flanges during the assembly of a vacuum system or flange connection. The bolt fasteners pass through the holes or slots in the centering ring to secure the flanges together. The O-ring, compressed between the flange surfaces, provides a reliable seal, preventing gas or air leakage and maintaining a vacuum environment or fluid-tight connection.
Features and Advantages
- Alignment and Stability
The aluminum centering ring ensures accurate alignment and centering of the flanges, improving the overall stability of the connection.
- Sealing Performance
The O-ring provides an effective sealing barrier between the flange surfaces, preventing gas or fluid leakage under vacuum or pressure conditions.
- Compatibility
Aluminum centering rings with O-rings are compatible with a wide range of flange sizes and materials, making them versatile for different vacuum systems and flange connections.
An aluminum centering ring with an O-ring is a reliable sealing component used in vacuum systems and flange connections. It ensures proper alignment, sealing, and stability between flanges, providing an effective barrier against gas or fluid leakage. The combination of lightweight aluminum and elastomeric O-rings offers durability, corrosion resistance, and compatibility with various applications.
| Viton -Technical Data Sheet | ||
| Properties | Test Method | Values |
| Hardness (Shore A) | ASTM D2240 | 75° +/- 5° |
| Density | ASTM D297 | 2.00 g/cm² +/- 5 |
| Tensile Strength | ASTM D412 | 50 kg/cm² |
| Elongation at Break | ASTM D412 | 200% |
| Compression Set (25% 24hrs @ 70°C) | ASTM D395 Method B | 55% |
| Working Temperature Range | - | -20°C to + 275°C |
| Volume Swell (24hrs @ 150°C) | ||
| ASTM Oil No.1 | ASTM D 471 | -8% |
| ASTM Oil No.2 | ASTM D 471 | -1% |
| ASTM Oil No.3 | ASTM D 471 | +6% |
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