GP 28

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UNIPRE mixing heads are built using the latest manufacturing methods and quality standards. Standard as well as specially adapted mixing heads can be supplied in dynamic mixing models. UNIPRE‘s knowledge, gained through many years´ experience in the field of mixing technology has resulted in the availability of many different types of mixers.

  • 4 material ports for casting and 2 flushing ports
  • pneumatically controlled material valves
  • long recirculation available
  • electric motor drive
  • automatic flushing valves



  • Unparalleled metering accuracy
  • Constant, pulsation-free flow
  • Adjustable flow rate via variable-speed drive
  • Critical tolerances for minimum slippage
  • Excellent stability at high temperatures and pressures
  • Superior reliability
  • Materials of construction selected to match process

Common Uses: Silicones, Lotions, Pigments, Creams, Flavorings, Honey, Epoxies, Jelly, Polyurethanes

Technical Specifications

  • Flow rates — 0.08…2300 cc/rev (≈ 0.005…125 l/min at maximum recommended speed)
  • Discharge pressure — to 350 bar (5000 psi)
  • Operating temperature — to 425°C (800°F)
  • Viscosity — to 1,000,000 cp
  • Metering accuracy — maximum flow rate variation ±1% (by volume)


Technical Specification PDF