Cartridge seal 5KSCB2S

For the CPK/CPKN/MegaCPK pump type series. Single balanced cartridge seal, dynamic design.

Main Applications

Chemical industry
Petrochemical industry

Technical Data

Cartridge seal: Yes
Design: Dynamic
Balancing: Balanced mechanical seal
Sealing type: Single
Maximum allowable fluid temperature: 250 °C

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Benefits

The single cartridge seal makes for easy installation without adjusting dimensions.
A positioning lug ensures optimum pre-loading of the cartridge seal.
The standard cartridge seal is designed for universal use. It fits perfectly into the installation spaces standardised in the chemical industry, e.g. in MegaCPK and CPKN pumps.

Technical Data

Maximum allowable axial movement: 1 mm
Minimum allowable axial movement: -1 mm
Component type series: KSB CPK [9],
KSB CPKN [A],
KSB MegaCPK [B]
Cartridge seal: Yes
Maximum allowable dynamic pressure: 25 bar
Design: Dynamic
Balancing: Balanced mechanical seal
Sealing type: Single
Mtrl metallic compon.mech.seal: X2CRNIMOCUWN25-7-4,
X6CRNIMOTI17-12-2,
X2CRNIMON22-5-3
Mtrl mech.seal spring: NIMO16CR16TI
Mtrl Secondary seal inboard: FLUORINATED RUBBER,
ETHYLENE-PROPYLENE-DIENE-RUBBER,
PERFLUORO-RUBBER,
U1 [PERFLUOROCARBON RUBBER (FFKM)/PTFE]
Mtrl Mating ring inboard: Q1 [SIC, DRUCKLOS GESINTERT]
Mtrl Primary ring inboard: B [CARBON, RESIN-IMPREGNATED],
Q1 [SIC, DRUCKLOS GESINTERT]
Direction of rotation: Bi-directional
Maximum allowable sliding velocity: 16 m/s
Spring design: Multiple springs
Maximum allowable static pressure: 37.5 bar
Maximum allowable fluid temperature: 250 °C
Minimum allowable fluid temperature: -5 °C

Sectional Drawings

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