Welcome to Officine Meccaniche Gallaratesi S.p.A.

Manufacturing positive displacement pumps for more than 80 years

IDRODOX pumps

API 675 double diaphragm metering pumps, versatile, high efficiency precise and noiseless with intermediate hydraulic control circuit, characterized by their structural simplicity and easy maintenance:

  • four models with capacity ranging from 20 to 600 l/h, discharge pressure ranging from 10 to 25 barg;
  • continuous capacity adjustment, from 0 to 100% with pump idle or operating;
  • groupable in multiplex units;
  • patented capacity adjustment system, with fixed stroke and connecting rod-cam system / mechanical piston return stroke and capacity control by flow bypass;
  • maximum allowable plunger thrust 3.200 N double diaphragm sandwich type arrangement, with an intermediate oil film facility for fitting an alarm probe, an alarm switch or pressure gauge to detect diaphragms failure;
  • pump body made of metal or plastic, diaphragms made of PTFE;
  • worm-gear reducer separate from the crank mechanism continuous stroke adjustment, manual or automatic, with pump at rest or in operation; linear adjustment scale with local reading display.