RX Code: MAY

Pneumatically operated, Plastic piston actuator direct assembled onto the valve body


  • Plastic diaphragm actuator, direct aseembled to the valve body
  • Actuator high restistance to heat transfer
  • Control air connection 90° to flow direction
  • CDSA sealing concept
  • Flexible diaphragm suspension
  • Encapsulated diaphragm

Romynox delivers the KMD series of SED Flow Control for high purity applications in the pharmaceutical, food, fine chemical and cosmetic industries.

Specialty of this KMD-serie of SED is the plastic piston actuator which is directly assembled with the valve body, which makes it very compact and cost efficient.

Read more about Brand: SED

    This product comes in a variety of options.

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    seize IMP 3/4″ tot 3″, DN 15 tot DN 80
    Membran: MA 25 – MA 80
    Max. Pressure DN 15-50
    10 bar (EPDM)
    8 bar (PTFE/EPDM)
    DN 65-80
    7 bar (EPDM)
    6 bar (PTFE/EPDM)
    Temp. range -20 ºC to 140 ºC (EPDM)
    -20 ºC to 150 ºC (PTFE/EPDM)
    type connections Tri-clamp connection (ISO, ASME-BPE, DIN 32676), Flange, Butt Weld
    weld connection  ISO 1127, ASME-BPE, DIN 11850, BS-4825, SMS 3008
    Material – Body, connections: 316L (1.4435) Forged
    – Actuator: Polyacrylamide
    – Diaphragms: EPDM, PTFE/EPDM
    surface treatment Ra value till max 0.25 ?m
    control Normally Closed, Normally Open or Double Acting
    actuators suitable for Two-way bodies, Welded configurations
    Control function Normally Closed, Normally Open or Double Acting
    Certificates 3.1, FDA, USP Class VI, CE / PED


    • Investment cast
    • Other materials
    • Client specific connections
    • Available with a wide range of control equipment and accessories, also for retrofitting

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