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Knife gate valve SD1 - AT100

Wafer type knife gate valve

Technical data

Wafer type knife gate valve for installation between flanges, from size DN 250 onwards also available as lug type execution for flanges acc. to EN 1092-1 / PN 10.

Two-piece body, bidirectional tight shutoff. Metal guided plate, locked when closed. Self-adjusting COMPACT cross seal, no necessity for gland packing – maintenance-free. Self-cleaning flush-out corners with cutting edge in the lower body area.

  • Sizes: DN 100 - DN 400
  • Face-to-face dimension: according to EN 558-1 line 20 (DIN 3202 K1)
  • Coating: EKB, both inside and outside
  • Colour: RAL 5010
  • Certifications: CE-Marking, FDA approval, ATEX (zone 0/20)

Applications and industry

  • Biogas plants
  • Sewage plants
  • Waste water treatment plant
  • Pump stations
  • Organical fermentation plants
  • Recycling of waste
  • Wast incineration plants
  • Chemical industry
  • Coal-fired power plant
  • Power plant industry
  • Paper and pulp industry
  • Petrochemistry
  • Cement industry
  • Sludge treatment
  • Water treatment
  • Breweries

Materials

Body

Grey cast iron (GG25/EN GJL-250)

Gate

Stainless steel 1.4301, 1.4571

Seal

NBR, EPDM, EPDM white, MVQ, FPM, FFPM, PU, FEP, PTFE, Ceramic fibre/graphite

* If you have any other material requirements, please contact us!

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