Viton® Seal
ISO 9001 Registered

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Problem Solving Products, Inc.

7108 S. Alton Way, Unit I
Centennial, Colorado 80112
(303) 758-2728

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Mechanical Seal Design
Operating principles
Classification
spacerHow classified
spacerSingle seals
spacerDual seals
spacerBy design
spacerPusher type
spacerFace patterns
spacerMovement
spacerCartridge or split
spacerContainment
Application limits
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Loading devices
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(303) 758-2728

Classification of Mechanical Seals

Cartridge seals and split seals

Cartridge seals

Seal are pre-assembled with sleeve and flange in one unit.

Easy to install.

No measurements during installation.

Spring load is preset.

May be factory tested with air, water or oil.

More costly as compared to component seal.

 Cartridge seals

Split seals

Seat is axially split.

Does not require disassembly of the
pump to install = reduce down time.

Leaks more than a conventional seal.

More costly as compared to
conventional seal.

 Split seals

Next: Classification by containment devices

 

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