4HL Component mechanical seal

Component mechanical seal 4HL

For the HPK-L pump type series. Single, balanced component seal, dynamic design.
Запасні частини
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Main Applications

  • Hot water transport
  • Handling heat transfer fluids

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
130 °C

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Benefits

  • Dynamic design, multi-spring arrangement, bi-directional and balanced. Robust and practical seal design.
  • In combination with the pump's design, the seal can be used for fluid temperatures of up to 350 °C.
  • Circumferential groove at the primary ring carrier facilitates setting the axial pre-load of the mechanical seal.

Technical Data

Max allowable axial movem TSG
1.5 mm
Min allowable axial movem TSG
-1.5 mm
Component type series
KSB HPK-L [B]
Cartridge seal
No
Max allow.dynamic pressure TSG
40 bar
Design Mechanical seal
Dynamic
Mechanical seal type
Balanced mechanical seal
Sealing type Mechanical seal
Single
Mtrl metallic compon.mech.seal
1.4122
Mtrl mech.seal spring
1.4571
Mtrl Secondary seal inboard
FKM,
EPDM
Mtrl Mating ring inboard
Q1 [SIC, DRUCKLOS GESINTERT]
Mtrl Primary ring inboard
A [CARBON, METAL-IMPREGNATED],
B [CARBON, RESIN-IMPREGNATED]
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
60 bar
Max allowed fluid temp TSG
130 °C
Min allowed fluid temp TSG
-40 °C

Sectional Drawings

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