PFA Lined Ball Valves, Heavy-Duty(Manual/On-Off/V-Notch Ball Valves)

PFA Lined Ball Valves, Heavy-Duty(Manual/On-Off/V-Notch Ball Valves)


Richter Pumps & Valves Pvt Ltd offers heavy-duty PFA Lined Ball Valves (Series KN/KNA).

The ball valve family, KN, excels by offering problem solutions from a modular system. The selection of fluoroplastic linings, the large temperature/pressure range and the numerous options permit a tailor-made solution for virtually every application involving highly corrosive and ultrapure media – with more or less the same components.

Richter ENVIPACK stem sealing with active stainless steel packing gland follower

  • Conformity with German Clean Air Act (TA Luft), self-adjusting
  • Bellows-type packing insert gas-tight to EN 12266 leakage rate A
  • Virtually maintenance-free sealing even with frequent hot/cold cycles
  • Visual inspection of the pre-tensioning action
  • Can be re-adjusted from outside in a controlled manner.

Different ball versions:
  • Standard one-piece ball/stem with3 mm lining and stainless steel core
  • Eliminates the fit of 2-piece plastic lined ball/stem versions which are less load-bearing, thus optimising operational reliability

Optional ball versions:
  • Standard One Piece Ball –stem version
  • Al2O3 Ceramic ball version
  • Cavity free TF ball for optimum draining and flushing
  • V –Control ball –high quality flow control, play free.

  • 3.5 mm thick lining made of pure PFA
  • High permeation resistance
  • Vacuum-proof anchoring
  • Optional antistatic lining PFA-L, PFA-HP ultrapure or PFA-P particulary highly permeation-resistant body made of ductile cast iron EN-JS 1049/ASTM A395, absorbs the system and pipe forces.
  • Standard one-piece ball/stem with 3 mm (1/8“) lining and stainless steel core,eliminates the fits of 2-piece plastic lined ball/stem versions which are less load bearing.

  • 1-piece, PFA-lined ball/stem, optionally Al2O3 ball and special versions
    • DN 15-200 and 1/2“-8“, full bore (apart from DN 200 and 8“) Lining
    • Antistatic PFA-L …/F-L

    • Highly permeation-resistant PFA-P …/F-P

  • Shut-off and control valves for highly aggressive fluids
    • For applications where stainless steel, special metals and standard plastics are not sufficiently corrosion-resistant
    • The lower-cost alternative to special metals.
    • Suitable for pure, ultrapure and solids-laden media.

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