Diaphragm accumulators

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... are hydropneumatic accumulators with a flexible diaphragm, to separate the compressible gas section and the fluid section.
HYDAC offers more than 30 different types of diaphragm accumulator and more than 300 different fluid connections. In addition, HYDAC diaphragm accumulators are produced both in a welded form and a threaded form, using different types of steel, elastomers and gas connections.

The technical specifications are:

  • Volumes: 0.075 ... 4 l,
  • max. operating pressures: 50 ... 1,000 bar,
  • Elastomers: NBR, ECO, IIR, FKM (FPM) etc.,
  • Accumulator materials: carbon steel, stainless steel, aluminium etc.

 

The following advantages set HYDAC diaphragm accumulators apart:

  • design which is optimised for function and weight,
  • optional mounting positions,
  • no pressure differential between the fluid and gas sides,
  • low maintenance and long service life.

 
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