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MKP-Bio – Magnetic Drive Centrifugal Pump for Sterile Processes

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  • Designed to EHEDG recommendations
  • Sterile, no dead areas, CIP- and SIP-able
  • Wetted parts: surface finish Ra ≤0.8, internal corners rounded with radius of R3, surfaces inclined >3°
  • Compact design
  • Vertical configuration, fully self-draining through the suction port (no flush, drain or vent connections)
  • Available in various grades of stainless steel, nickel-base alloys or titanium and with appropriate bearing materials to suit the application

MKP-Bio Brochure | Order »
MKP-Bio Fact Sheet
MKP-Bio Exploded View


Operation Range
Capacities 0.5 to 60 m3/h
Heads 5 to 80 m
Pressure rating PN 16
Temperatures -20°C to +150°C
Kinematic viscosities 0.5 to 350 mm2/s
Solids handling Highly suitable
Casing materials
Stainless steel 1.4404/1.4435 (316L)
Other materials Stainless steel (e.g. 1.4306, Uranus® B6), duplex alloys (e.g. 1.4517),
nickel-base alloys (e.g. Hastelloy® C-4, C-22)
Working Principle
Radial flow pump
Stages Single stage
Priming Method
Flooded suction
Sealing System
Magnetic coupling
CP's standard configuration Close-coupled (-20°C to +150°C)
Mounting arrangement Vertical
EC Directives
2006/42/EC (Machinery), 2014/34/EC (ATEX)
Standards DIN EN 12462, DIN EN ISO 5199 and 15783
Other Regulations
3-A Sanitary Standards, EHEDG, VDMA, FDA 21 CFR §177

Materials of construction

Stainless steel (e.g. 1.4306, Uranus® B6)
Duplex alloys (e.g. 1.4517)
Nickel-base alloys (e.g. Hastelloy® C-4, C-22)

Connection flanges To DIN 11864, DIN 11850, EN 1092-1, SÜDMO, NEUMO, BBS, ASME BPE (Tri-Clamp)
Additional connections Lantern monitoring connection
Gasket materials EPDM

Bearing Assembly
Plain bearings SSiC (sintered silicon carbide) with diamond-like coating (ADLC)
Nickel-bound tungsten carbide with diamond-like coating(ADLC)
Anti-friction bearings Si3N4 (silicon nitride) ceramic

Containment Shell
Materials Hastelloy® C-4
Hastelloy® C-22
Cont. shell vortex breaker
Containment shell insulation
Double-walled cont. shell With containment shell leakage monitoring

Pump Protection
Thermocouple On containment shell
Double-walled cont. shell With containment shell leakage monitoring
Motor load sensor

Types Tripod with sprung, vibration-damping legs and ball feet
Angle stand
Angle stand materials Steel
Stainless steel


  • Chemical and fine (speciality)
    chemical processing
  • Pharmaceuticals
  • Biotechnology processing
  • Food and beverages


A wide variety, including:

  • Aseptic carbonation
  • Beverage filtration
  • Cleaning cycles (CIP)
  • Cold aseptic filling processes
  • Sterile and/or hygienic processes (SIP)
  • Textile washing, treatment and dyeing
  • Thermal disinfection
  • Yeast propagation


Acids, bases, solvents and other sensitive fluids. For example:

  • 2-Propanol (IPA)
  • Alcohols
  • Aliphatic compounds
  • CIP fluids
  • Concentrated nutrient solutions
  • Phenethylamines
  • Sodium hydroxide solution
  • Solvents
  • Toluene

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