4HG Component mechanical seal

Component mechanical seal 4HG

For the HGM-RO pump type series. Single, balanced component seal, dynamic design.
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Main Applications

  • Seawater

Technical Data

Cartridge seal
No
Design Mechanical seal
Dynamic
Mechanical seal type
Balanced mechanical seal
Sealing type Mechanical seal
Single
Max allowed fluid temp TSG
220 °C

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Benefits

  • Tailored to the seal installation space and requirements of the pump. The shaft protecting sleeve is integrated in the mechanical seal.
  • Dynamic design with multi-spring arrangement, robust and practical seal design.
  • The modular seal design facilitates installation without assembly fixtures or adjusting dimension, ensuring optimal pre-loading of the mechanical seal.

Technical Data

Max allowable axial movem TSG
2 mm
Min allowable axial movem TSG
-2 mm
Component type series
KSB HGM-RO [A]
Cartridge seal
No
Max allow.dynamic pressure TSG
6 bar
Design Mechanical seal
Dynamic
Mechanical seal type
Balanced mechanical seal
Sealing type Mechanical seal
Single
Mtrl metallic compon.mech.seal
1.4501
Mtrl mech.seal spring
2.4610
Mtrl Secondary seal inboard
FKM
Mtrl Mating ring inboard
Q1 [SIC, DRUCKLOS GESINTERT]
Mtrl Primary ring inboard
Q1 [SIC, DRUCKLOS GESINTERT]
Dir of rotation Mech seal
Bi-directional
Max allow.sliding speed TSG
20 m/s
Spring design Mechanical seal
Multiple springs
Max allow.static pressure TSG
25 bar
Max allowed fluid temp TSG
220 °C
Min allowed fluid temp TSG
-40 °C

Sectional Drawings

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