Mechanical seals are critical components in industrial machinery, ensuring fluid containment and operational efficiency. Among these, Elastomer Bellow Mechanical Seal stand out due to their unique design and functionality. This article provides an introduction to elastomer bellow seals, their structure, and applications.
Elastomer bellow mechanical seals consist of a flexible elastomer bellows, a sealing face, a counter face, and a spring. The bellows serve as both a dynamic and static seal, eliminating the need for secondary seals like O-rings. This feature simplifies the design and reduces the risk of leakage.
One key advantage of elastomer bellow seals is their ability to handle misalignment. The flexible bellows compensate for minor shaft deflections, making them suitable for various industrial applications. Additionally, the compact design allows for easy installation, even in tight spaces.
These seals are widely used in pumps, mixers, and compressors. Industries such as water treatment, chemical processing, and food production often rely on elastomer bellow seals for their durability and reliability. However, it is crucial to select materials compatible with the working environment to ensure optimal performance and longevity.
In summary, elastomer bellow mechanical seals offer an effective sealing solution for diverse industrial needs. Their flexibility, simple design, and wide applicability make them a preferred choice in many sectors.
Operating conditions:
Temperature: -40℃-125℃
Pressure: ≤1.2MPa
Speeds: ≤13m/sec
Applications: Used in different pumps, mixers and other rotating equipments which apply to oil, water and other weak corrosive solutions.
Materials:
Rotary ring (Carbon/ SiC/ TC)
Stationary ring (Ceramic/ SiC/ TC)
Secondary seal (NBR/ EPDM/ VITON)
Spring & Other parts (SUS304/ SUS316)
Materials should be selected according to operation condition