Hydraulic Diaphragm

The Chemtube®2000

Hydraulically actuated and features a rugged compact cast iron gearbox with a hydraulically balanced tubular diaphragm for accurate chemical feed and long service life.

An integral automatic refill system eliminates the need for adjustment under changing operating conditions. An optional PTFE lined diaphragm provides for chemical compatibility with virtually any chemical used in the water treatment process. Three tubular diaphragm sizes are available for capacities up to 2000 l/h (525gal/h) at pressures up to 13.3 bar.

  • Single or double ball valves for a maximum of 15 metres water suction lift
  • Non-adjustable hydraulic refill system that also protects the diaphragm from damage due to adverse suction conditions
  • Adjustable built in pressure relief valve
  • Manual or automatic stroke length control
  • Non loss motion stroke adjustment mechanism
  • Liquid end materials of construction, Valves-PVC, Kynar or stainless steel
  • Tubular diaphragms Hypalon, Viton or Teflon lined
  • Double simplex arrangement also available