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Single Spring Balance Unbalance Seal B71 Series

SKU ABGNY Category Mechanical Seals Brand ESPL Condition New

Specifications

Pressure Unbalance 10 Bar (kg/cm 2) & Balance upto 35 bar (kg/cm 2)
Temperature -60 C to 260 C
Shaft Diameter 12 mm To 100 mm
Shaft Speed Upto 6000 RPM According To Shaft Size & Pressure.
Hardware SS 316 SS 304 Hast - C Monel Alloy -20.
Face Material (Dynamic Ring & Stationary Ring ) Carbon Ceramic (99.5%). Silicon Carbide Tungsten Carbide Chrome Cast Steel & Which Are Suitable For Fluid.
(Secondary Seal) Viton EPDM Silicon Aflas EPR Kalrez TCV

Key Features

  • High Durability
  • High performance

Product Description

B71 Series of Seals are Single Helical Coil Spring Seals  Developed for Dirty Media & Clogging type applications. Torque Transmission from Retainer Shell to Dynamic Ring is done through Drive Lugs. All components are held together by a Snap Ring which helps in Easier Installation & Removal. As all Parts are  Interchangeable one can convert series  B71  by changing only the  Dynamic  Ring and the Secondary Seal. This Principle is ideal for Stock Rationalisation.Seal CharacteristicsInside MountedSingle ActingUnbalanced & BalancedIndependent Of the Direction Of RotationApplication Light Hydrocarbon, Dirty, Media. Petrochemicals Petroleum Refinery General Chemicals
Single Spring Balance Unbalance Seal B71 Series
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Frequently Asked Questions

The pressure rating for the unbalanced configuration is 10 Bar (kg/cm²) and for the balanced configuration, it is up to 35 Bar (kg/cm²).

This model can operate within a temperature range of -60°C to 260°C.

The maximum shaft speed is up to 6000 RPM, depending on the shaft size and pressure.

The face materials include carbon ceramic (99.5%), silicon carbide, tungsten carbide, and chrome cast steel, which are suitable for fluid applications.

Compatible secondary seals include Viton, EPDM, silicon, Aflas, EPR, Kalrez, and TCV.

Torque transmission from the retainer shell to the dynamic ring is achieved through drive lugs.

All components are held together by a snap ring, which facilitates easier installation and removal.

Yes, it is specifically developed for dirty media and clogging type applications.

Yes, it is suitable for applications involving light hydrocarbons, petrochemicals, and general chemicals.

The hardware is made from materials such as SS 316, SS 304, Hast-C, and Monel Alloy -20.

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