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Diaphragm Dosing Pump (SDDP Series)

Hydraulically actuated diaphragm dosing pump for precise chemical metering. Glandless, leak-proof design for acids and hazardous liquids, up to 200 kg/cm².

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Description

Features

  • Hydraulically actuated diaphragm dosing (metering) pump
  • Glandless design, entirely leak-proof operation
  • Flow rate linear to stroke-length variation
  • Metering accuracy almost independent of back pressure
  • Diaphragm balanced between hydraulic oil and dosed liquid for long life
  • Automatic air bleeding from the hydraulic oil for better accuracy
  • In-built pressure relief valve protects the pump
  • PTFE or metallic diaphragm to suit the chemical
  • Handles acids, corrosive, flammable, and hazardous liquids
  • Very high pressure capability, up to 200 kg/cm²

Materials

  • Cast Steel
  • SS-304 / 304L, SS-316 / 316L
  • Bronze, Alloy-20
  • CD4MCU, Hastelloy B & C
  • PP / PVC / PTFE / PVDF and special alloys
  • Diaphragm: PTFE / metallic

Operating Range

  • Capacity: Up to 7000 L/hr
  • Pressure: Up to 200 kg/cm²
  • Discharge size: Customised
  • Temperature: Customised
  • Diaphragm: PTFE / metallic

Applications

  • All kinds of acids and corrosive liquids
  • Flammable, hazardous, and costly liquids
  • Sodium and ceramic slurries
  • Hypochlorite and hazardous acids
  • Food products and aggressive liquids
  • Chemical, water treatment, and boiler dosing
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