CGH – large filter specialists

  • Steel tanks for water treatment technology.
    Submerged arc welded on automated production line.
  • Production plant supervised by UDT, TÜV and NORD.
  • Topcoat of C3 Class as a standard corrosion protection coating requires no additional tank painting on-site water treatment plants. The coatings are applied in spray booths.
  • Inspection hatches sizes DN 500 and DN 600 facilitate access to the interior of the tank during maintenance work.
  • Recognized supplier in the market of nozzles and drainage pipes guarantees a long service life. Precise manufacturing of nozzles ensures excellent performance during filtration, air and water flushing and the filter venting beneath the nozzle plate.
Aerators and filters
Water treatment plant

Basic dimensions of tanks:

Type Diameter Height of cylindrical section L1 Water inlet & outlet connections Hopper hatch Inspecti on hatches Ventilation port Compressed air connection
L1 K1 K4 M1 M2 M3 K2 K3
[mm] [mm] DN PN10 DN PN10 DN PN10 DN PN10 DN PN10
FC16-1 1600 1500 125 250 500 50 50
FC16-2 1600 2000 125 250 500 50 50
FC18-1 1800 1500 125 250 600 50 50
FC18-2 1800 2000 125 250 600 50 50
FC20-1 2000 1500 125 300 600 80 80
FC20-2 2000 2000 150 300 600 80 80
FC22-1 2200 1500 150 300 600 80 80
FC22-2 2200 2000 150 300 600 80 80
FC24-1 2400 1500 150 300 600 80 80
FC24-2 2400 2000 150 300 600 80 80
FC25-1 2500 1500 200 300 600 80 80
FC25-2 2500 2000 200 300 600 80 80
FC28-2 2800 2000 200 300 600 100 100
FC29-2 2900 2000 250 300 600 100 100
FC30-2 3000 2000 250 300 600 100 100
Aerators and filters