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Mechanical Seal Manufacturers in Mumbai, India | Cosmos Seals
Mechanical Seal Manufacturers in Mumbai, India | Cosmos Seals

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Rubber Bellow Seal

Product Code: RB12   Mechanical Seal

DESCRIPTION

RB01, RB12, and RB13 are single, unbalanced rubber bellow mechanical seals, designed in accordance with DIN 24960 / EN 12756 standards. These seals are ideal for general-purpose applications involving clean liquids, light slurries, or mildly aggressive chemicals. The rubber bellow provides excellent axial flexibility and easy shaft fitting, even where minor shaft misalignments exist.
These series seals are especially suitable for centrifugal pumps, submersible pumps, and water treatment systems due to their simple, compact construction and cost-effective design.

FEATURES
  • Elastomer bellow provides axial flexibility
  • Compact and easy to install
  • Unbalanced, single-spring rotary design
  • Self-aligning sealing faces
  • Compensates for shaft deflections
ADVANTAGES
  • Economical and widely used standard seal
  • Suitable for axial movement and misalignment
  • Easy to install and replace
  • Reliable performance in general-purpose applications
Rubber Bellow Seal RB12 | Cosmos Seals
METAL PARTS DETAIL
  • Seal Faces: Carbon / Ceramic / Silicon Carbide / Tungsten Carbide
  • Secondary Seal: NBR / EPDM / FKM
  • Metal Components: SS 304
Applications Details
  • Water and wastewater pumps
  • Submersible and monoblock pumps
  • Cooling towers and circulation systems
  • Chemical process and utility pumps
  • Agricultural and irrigation systems
Parameter Standard Value / Range
Diameter 12 mm to 100 mm (Shaft Size Range)
Max.Pres Up to 10 bar
Max.Temp -20°C to +140°C (depending on elastomer)
Speed Up to 10m/s