Stafsjö MV Knife Gate Valve

Product Benefits

  • Max. product pressure: 1000 kPa (10 bar)
  • Min. product pressure:  Full vacuum
  • Temperature range: -10°C to + 140°C (EPDM)
  • However max. 95°C when operating the valve (All seals)
  • Product wetted steel parts:  1.4307 (304L) or 1.4404 (316L)
  • Disc:  1.4301 (304) or 1.4404 (316L)
  • Other steel parts:  1.4301 (304)
  • Rubber grades: Q, EPDM, FPM, HNBR1) or PFA1)
  • Bushes for valve disc:  PVDF
  • Finish:  Semi-bright
  • LKB-F (DIN) with HNBR and LKB-F (DIN & ISO) with PFA are supplied with EPDM flange seal.

Technical Data

Stafsjö’s retainer ring system offers great flexibility and several seat material options. Up to DN 800 the MV has a one piece valve body and from DN 900 it features a rigid two piece version. Stafsjö’s gland box system with TwinPack braids ensures that no media reaches the surrounding environment. It can also be reinforced with a box bottom scraper or with a double gland for the most demanding applications.

Application

Stafsjö’s knife gate valve MV can be used within a wide range of applications on both dry and wet media such as pulp stock up to 7% concentrations, sludge, slurry, biomass, water, ash, granulate and different kinds of waste.

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