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Single Triple Ply Welded Metal Bellows Cartridge Mechanical Seal

Mechanical Seal Style HPCS

For High Pressure Crude Oil Applications

​Now there is a true high pressure bellows solution for one of the toughest oil and gas pipeline challenges: sealing crude oil under high pressures. Flexaseal brings its state-of-the-art, engineered edge welded metal bellows knowledge and capabilities to this demanding service.

Single triple ply welded metal bellows cartridge mechanical seal

FEATURES:

  • API 682-compliant design is heavy-duty with a long sealing life and easy repairability.

  • Exclusive triple-ply welded bellows technology operates in pressures up to 1500 psig while accommodating significant axial movement.

  • All seal elastomers are static, eliminating dynamic O-ring wear and damage.

  • Choose from three (3) standard secondary bushing arrangements to accommodate Plans 65A and 66A.

SPECIFICATIONS:

Materials of Construction

Seal Faces:  Sintered Silicon Carbide

Elastomers:  FKM standard (other materials upon request)

Bellows:  Inconel™ 718 Heat Treated

Metallurgy:  316 SS

Bushing:  Bronze, Carbon

Operating Parameters in Crude Oil

Pressure:  up to 1500 psig (103.4 bar)

Temperature:  up to 180°F (82°C)

Speed:  up to 3600 RPM

Shaft Sizes:  up to 5.50” (139.7 mm)

Note: Max Temperature / pressure / speed indicate operating extremes independently and do not imply the seal will function at these extremes at the same time. Contact Specialised Seals if in doubt.

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