Mechanical Seals

Metal Bellows Mechanical Seal

LP101

The Metal Bellows Mechanical Seal is designed for reliable sealing in pumps handling high-temperature and high-pressure applications. Its welded metal bellows construction eliminates the need for dynamic O-rings, providing consistent face loading and resistance to thermal expansion, making it ideal for demanding process conditions. Since 2002, Lineproof Engineering, based in Mumbai, has been developing precision mechanical shaft seals and advanced bellows sealing solutions that deliver durability, efficiency, and dependable performance across process industries.

Metal Bellows Mechanical Seal for Mechanical Seals

Face Material

Carbon Graphite (Antimony Impregnated), Silicon Carbide.

Metal Parts

SS 316, SS 304, Duplex. Bellows: Inconel 718.

Secondary Seal

FKM.

Operating Limits

  • Shaft Diameter 16 mm to 100 mm
  • Pressure 25 bar
  • Temperature −20 °C to 400 °C
  • Velocity 20 m/s

Characteristics

  • For unstepped shafts
  • Rotating bellows
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Metal bellows

Application

  • Process industry operations
  • Oil and gas industry
  • Refining technology applications
  • Petrochemical industry services
  • Chemical industry applications
  • Pulp and paper processing
Metal Bellows Mechanical Seal Technical Drawing
No. Component No. Component
1 Seal Face with Bellow Unit 5 Set Screw
2 Sealing Ring 6 Seat
3 Drive Collar 7 Sealing Ring
4 HSH Cap Screw

Download Brochure

Download the brochure for sealing solutions, specifications, and technical details.

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