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Drop-Through Rotary Valves
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Drop-Through Rotary Valves
Drop-Through Rotary Valves
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Drop-Through Rotary Valves
Drop-Through Rotary Valves
Drop-Through Rotary Valves
Drop-Through Rotary Valves
Drop-Through Rotary Valves
Drop-Through Rotary Valves

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Drop-Through Rotary Valves Drop-Through Rotary Valves
Drop-Through Rotary Valves
Drop-Through Rotary Valves
  Description
Drop-Through Rotary Valves
Drop-Through Rotary Valves
RVC Drop-Through Rotary Valves consist of a tubular cast iron or stainless steel casing, a horizontally mounted rotor with a certain number of oblique V-shaped cross section compartments, a drive unit and casing covers at both ends.
Drop-Through Rotary Valves
Drop-Through Rotary Valves
  Function
Drop-Through Rotary Valves
Drop-Through Rotary Valves
Two compartments at a time of the continuously turning rotor are filled up with material through the inlet at the top of the Rotary Valve. After less than half a turn the material falls through the bottom opening through outlet with the same cross section opposite the inlet.
Drop-Through Rotary Valves
Drop-Through Rotary Valves
  Performance & Technical Features - Benefits
Drop-Through Rotary Valves
Drop-Through Rotary Valves
  • Feed rate: 5 – 9 – 14 – 20 – 38 litres per revolution (0.17 – 0.3 – 0.5 – 0.7 – 1.3 cu ft per revolution)
  • Available in ATEX zone 22 version
  • Robust and compact design
  • Easy access to all internal mechanical parts
Drop-Through Rotary Valves
Drop-Through Rotary Valves
  Options & Accessories
Drop-Through Rotary Valves
Drop-Through Rotary Valves
  • Fixed rotor speed: 10 / 20 / 30 r.p.m.
  • Variable rotor speed: 4 – 22 r.p.m.
  • Casing: cast iron or 304 / 316 stainless steel
  • Casing surface treatment: chrome or nickel-plated, Teflon® surface coated
  • Rotor: integral with bevelled blades, with scrapers (Viton®, Vulkolan, Teflon®)
  • Rotor surface treatment: nickel-plated, Teflon® surface-coated
  • Shaft seals: lubricated or air- / nitrogen-purged, high temperature-resistant
  • Drives: direct with gear motor, with variable speed gear motor, coaxial with chain transmission, bare shafted without drive

  • Fan-cooled electric motor
  • Thermistors on electric motor winding
  • Blade scrapers
Drop-Through Rotary Valves
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Drop-Through Rotary Valves
Drop-Through Rotary Valves
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Drop-Through Rotary Valves
Drop-Through Rotary Valves