Rotary Airlock Valve

Our rotary valves have been used in minerals, food, cement and plastics industry for pneumatic transport and feeding/discharge operations. A wide range of applications are satisfied with different rotors such as open-end, closed-end, reduced capacity rotors with Teflon-scraping or SS-hardened tips. All valves come with body-mounted venting as standard on all sizes.

Our Stainless Steel valves are available in the Series R versions with an optional square-to-round adapter.

Our Cast Iron and Cast Steel valves are available in the Series RS as Square + Round adaptive flange.


Salient Features:

  • Robust stiffened body fully cast in CI, CS and SS MOC
  • Large throat opening allowing for high filling efficiency
  • Heavy Shaft to avoid deflections and body to rotor contact-wear
  • External bearing housing to prevent contamination and wear
  • Precision machining providing minimum air leakage
  • Extensive range of rotor options available giving wide range of applications
  • Packing gland type or graphite ring seal available
  • Body mounted vent openings
  • Smooth low-noise operation
  • Maximum axial and radial clearance of 0.2 mm for minimum air leakage comes standard
  • Chain sprocket or Direct drive options available with ABB or CG motors

Our valves come with multiple rotor options to suit the wide variety of requirements of different products that are to be handled


RAV SERIES R

DIM R150 R200 R250 R300 R400
A 150 200 250 300 400
B 18 18 18 18 18
C 08 08 12 12 16
D 242 298.5 362 432 540
E 250 300 350 420 500
F 550 590 660 830 1000
G 286 300 323 354 410
H 350 400 450 530 630
I 175 200 225 265 315
J 280 343 406.5 265 315
K 690 630 680 800 1050

RAV SERIES RS

DIM R150 R200 R250 R300 R400
A 150 200 250 300 400
B 18 18 18 22 22
C 8 NOS. 8 NOS. 8 NOS. 8 NOS. 12
D 190.5 241.5 298.5 362 476
E 230 279.5 343 407 533
F 203 252.5 278.5 303 343
G 406 505 557 606 686
H 260 350 450 472 600
I 267 273 300 300 414
J 468 575 575 665 755
K 502 550 635 700 882

Note: The chart is prepared for guidance purpose assuming 100% filling efficiency

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