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    E-59B type, replacement product of John Crane 59B type, Rubber bellows type mechanical seal Temperature: -100~+400℃ Speed: 25m/s Pressure: 2.5Mpa

Installation drawing and size of E-59B.pdf

Suggested operating limits

Speed: ≤15m/s

Pressure:≤ 2.5Mpa

Combined material

Rotary face: Carbon/SIC/TC

Stat Ring: Ceramic/SIC/TC

Seat Type: Standard BP, Alternative BO G9


59B is Multiple-spring, PTFE Wedge seal.


⑴ A versatile design with multiple material options for the widest range of liquids and temperatures.

⑵Optimized design with hydraulically balanced seal face gives low face loading at high pressure.

⑶ Maximum face surface exposure to liquid for heat dissipation.

⑷ Multiple Springs ensure even face loading while compensating for acceptable shaft misalignment.

Recommended Application

⑴Process Pumps

⑵Other Rotating Equipment