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Rotary Vaccuum Paddle Dryer (RVPD)

We are leading manufacturer of a range of RVPDs for Pharmaceucal and Chemical industry. Using Rotary Vacuum Paddle Dryer or Paddle Dryer (RVPD) is the most-efficient way to obtain dry powder from press cake, filter cake/ centrifuge cake or soluons. This horizontal vacuum paddle dryer is efficiently designed to counter pressurecreated by temperature variaons and vacuum prevailing in the various heated parts.

It is a closed cylindrical vessel System in which hot water, steam or hot fluid can be used as a heang medium in the jacket, in the hollow Paddle and in the hollow shaft.

The working principle of the rotary vacuum dryer involves the following steps:

  • Material Loading: The material to be dried is loaded into the rotary drum, which is a cylindrical vessel made of stainless steel.
  • Evaporation: The drum rotates slowly, and the material inside is subjected to a vacuum. This creates a low-preHMure environment, which lowers the boiling point of the moisture in the material, allowing it to evaporate more easily.
  • Heating: The drum is heated by a jacket or external heat source to aid in the evaporation process. The temperature is controlled to ensure that the material is not overheated and damaged.
  • Moisture Removal: As the moisture is removed from the material, it is collected and condensed on the internal surface of the drum. This condensate is then drained through a condensate outlet.
  • Drying: As the drying process continues, the moisture content of the material decreases, and the product is eventually dried to the desired level.
  • Discharging: Once the material is dried, the rotary drum is stopped, and the dried material is discharged through a discharge port.
  • Modular Design
  • Designed for safe operation with double wall vessel construction
  • Integral dust / powder catcher
  • Condense, Vacuum Pump and Receiver is optional based on the availability of such on site.
  • Vacuum tight discharge valve
  • Loading wet cake / slurry is through a cover with a quick opening device
  • Ideal for Temperature-sensitive materials.
  • Product quality enhancement due to low-temperature drying system
  • Improve product quality due to low-temperature drying system
  • Almost 100 percent recovery of solvents.
  • Low energy consumption
Model No. Total Volume (Ltrs.) Working Volume (Ltrs.) Overall Dimensions (mm) Power (H.P.)
HM-RVPD-50 50 25 2240 x 640 x 1400 x 400 3
HM-RVPD-100 100 50 2240 x 640 x 1400 x 400 3
HM-RVPD-200 200 100 2330 x 730 x 1500 x 400 5
HM-RVPD-500 500 250 2810 x 900 x 1600 x 400 7.5
HM-RVPD-1000 1000 500 3920 x 1050 x 1750 x 300 10
HM-RVPD-1500 1500 750 4510 x 1140 x 1850 x 300 12.5
HM-RVPD-2000 2000 1000 5520 x 1240 x 2000 x 300 15
HM-RVPD-3000 3000 1500 6230 x 1340 x 2200 x 300 20
HM-RVPD-4000 4000 2000 5810 x 1430 x 2300 x 200 25
HM-RVPD-5000 5000 2500 7540 x 1510 x 2400 x 200 30
HM-RVPD-6000 6000 3000 8240 x 1750 x 2 5 00 x 200 30
HM-RVPD-8000 8000 4000 8410 x 18 30 x 2700 x 200 40
HM-RVPD-10000 10000 5000 9980 x 1840 x 2800 x 200 50

Cantilever shaft design allows quick opening of veHMel’s front cover to facilitate easy acceHM for better cleaning and proper inspection.

Model Working Capacity (L) Total Volume (L) Motor Power (HP) Shell Dia. (mm) Length (mm)
HM-CRVPD-100 50 100 3 HP 510 1060
HM-CRVPD-250 125 250 5 HP 675 1275
HM-CRVPD-500 250 500 7.5 HP 810 1460
HM-CRVPD-1000 500 1000 10 HP 1015 1815
HM-CRVPD-2000 1000 2000 15 HP 1210 2110
HM-CRVPD-3000 1500 3000 20 HP 1450 2450
HM-CRVPD-5000 2500 5000 30 HP 1620 2820

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