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Robco's Mechanical Seal

R 9

Type 9 seals are standard for use where expensive and corrosive liquids are being processed. Wedge construction of the secondary sealing element virtually eliminates leakage. A snap ring holds all parts together in a unitized construction design which ease installation and removal.

Applications:

  • chemical processing

  • food processing

  • marine

  • nuclear service

  • offshore oil and refinery

  • pulp and paper

  • wastewater

  • water distillation industries 

  • compact design permits use in all types of rotating equipment

R 8

R 8

Type 8 mechanical seals are available in a wide variety of elastomers for handling practically every industrial fluid. All components are held together by a snap ring in a unitized construction design.

Applications:

  • chemical process

  • petrochemical process

  • pharmaceutical

  • pipeline

  • power generation

  • pulp and paper

  • compact design for centrifugal pumps, mixers and agitators

  • shaft mount or build into catridges

R 3

R 3

An inexpensive alternative to compression packings, the R3 is available in a variety of working lengths for each shaft size to accommodate different stuffing box lengths.

Advantages:

  • Large single spring compensates for minor shaft misalignment

  • Hex drive design distributes torque during startup creating a positive seal that withstands reverse pressure at shut-down and changes of pressure

  • Crimped carbon holder retains carbon faces during installation without adhesives

Mechanical Seal and Packing specialist in Thailand

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