Mechanical Face Seals

Mechanical Face Seals

Mechanical face seals, also known as floating seals or duo cone seals in many industrial contexts, are heavy-duty sealing solutions for rotating equipment operating in highly contaminated and abrasive environments.

These seals consist of two metal rings energized with a rubber O-Ring. The metal rings are made of alloy steel (hot forge with high strength and heat treated). These seals are widely used in severe-duty mobile and industrial applications where conventional sealing solutions may not offer enough protection.

3D Seals has on offer, Standard Mechanical Face Seals, for use of tracked vehicles used in earthmoving, construction, agricultural and defence industries.

  • Technical Specification
  • Material Details
  • Applications
Parameter Details
Types Metal face seal with elastomer energizer
Operating pressure Application dependent
Operating speed Up to 10 m/s
Temperature -40°C to +200°C (material dependent)
Parameter Details
Seal Faces Hardened alloy steel or cast iron
Elastomer Elements NBR, HNBR, FKM
Excavators, loaders, and construction machinery.
Mining vehicles and heavy-duty off-highway equipment.
Agricultural machinery and tracked vehicles.
Gearboxes, axles, undercarriages, conveyors, and drive systems.
Construction equipment

Frequently Asked Questions

Mechanical face seals retain lubrication and prevent contaminants from entering rotating equipment in harsh environments.

They are commonly used in excavators, mining equipment, agricultural machinery, conveyors, axles, and gearboxes.

They offer strong resistance to wear and help prevent destructive contaminants such as mud, sand, and dust from entering critical systems.

Yes, they are specifically designed for severe-duty rotating applications with contamination and wear challenges.

The sealing faces are typically made from hardened metal, while the elastomer elements are available in NBR, HNBR, and FKM.

Yes, mechanical face seals are available in standard and custom dimensions to suit specific equipment requirements.

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