Standard Chemical Pump of Plastic Materials with Magnetic Drive Type series NM ISO 2858 / DIN EN 22858 The Safety Pump - Absolutely leakage free. For conveying aggressive, corrosive, solid laden or toxic liquids. All sizes available in unit construction (FM Type). Technical properties: - Single stage process designed radial centrifugal pump - May be used in areas with explosive atmosphere – directive 94/9/EG - Hermetic tight through eddicurrent free CFK/PTFE isolation shell - Magnetic couplings out of Cobalt - Samarium between 25 Nm and 100 Nm - External flushing for solid laden liquids - Thick-walled interchangeable plastic parts - Completely cast iron clad - All forces from piping are fully supported by metal casing - Grease or oil lubricated version available