High temperature rotary valve HTS

High-temperature rotary valves are used for conveying and metering bulk materials and particles in process technology. These rotary valves are approved as standard for material temperatures up to 450°C. For higher temperatures up to 750°C, the rotary valves can also be supplied with a suitable gear motor with chain drive.

Application area

  • Nominal conveying capacity 0.45 – 320 m³/h at 100% filling level
  • Speed 30 rpm.
  • Differential pressure up to 0.05 MPa
  • Temperature range from -20°C to +750°C
  • Rotor diameter from 100 mm to 630 mm

Material variants

  • 1.0570 (steel)
  • 1.4571 (V4A)
  • 1.4828
  • 1.5415 (16Mo3)


  • Drive via directly flange-mounted gear drive with motor lantern
  • Seal via gland seal packing and external ball-bearing
  • Adjustable packing gland approved up to 1100 ° C
  • Housing as welded construction in steel or stainless steel
  • With round or square inlet and outlet
  • Surface primed, painted (up to 400 ° C) or blasted


  • With wearing tips made of spring steel
  • With speed controller
  • With chain drive