Leak-Pack Engineering (I) Pvt. Ltd.
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Leak-PackModel LPS-001-U & LSP-012-U -Rubber Bellow Mechanical Seals

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“Rubber Bellow Mechanical Seal” Type LPS-001-U & LSP-012-U series are developed with RUBBER BELLOW for Water, Oils & Light duties applications. Rubber Bellow seal is single acting and independent of direction of rotation. These seals have a unique rubber bellow as a secondary seal with self aligning feature which compensates abnormal shaft end play and run-out to provide long service life, rubber bellows protect to shaft or sleeve from fretting, special materials can be offered to meet customer requirements, this seals are comfortable to use in wide range of application as below:

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  • Material of Construction:
  • Seal Faces: (Dynamic & Stationary Ring)
  • Carbon, Ceramic (99.5), Silicon Carbide, Tungsten Carbide, Lecrolloy

Secondary Seal:

  • Viton, EPDM, Nitrile, Neoprene, Aflas
  • Hardware & Spring:
  • SS 316, SS 304

Application:

  • Water pumps
  • Sewage pumps
  • Submersible pumps

Seal Characteristics:

  • Unbalanced
  • Single acting
  • Inside mounted
  • Independent of direction of rotation

Operating Parameter:

  • Shaft diameter : 10 mm to 100 mm (0.4” to 4.0”)
  • Pressure : Up to 10 bar (kg/cm²)
  • Temperature : -20°C to 180°C
  • Shaft Speed : Up to 3000 RPM