BDC Poland
BDC Poland
BDC Poland
BDC Poland
BDC Poland
BDC Poland



General information


Defoamer CDM 798 is a silicon-free broad-spectrum defoamer and can be used in both fresh and salt water based drilling fluids.

Product description

Surface active agents in a mineral oil.

Physical properties

  • Appearnace: hazy fluid
  • Melting point: < -10°C
  • Density (20°C): approx. 895 kg/m3
  • Viscosity (25°C): 70-300 mPa. s
  • Flash point: > 200 °C
  • pH: 6 - 8
  • Solubility: water dispersible
    Soluble in many organic solvents


Defoamer CDM 798 should be applied neat and can be added directaly to the mud system
Defoamer CDM 798 is effective over extended periods of time.
Recommened dosage: In general 0.8 – 24 US gallon/100 bbl (0.2 – 6 ltr/m³) but the exact dosage can only be estimated in practise.

Note: For foam drilling, Defoamer CDM 798 can be sprayed directly on the discharge.


Defoamer CDM 798 is packed in 60 liter drums with a net weight of 45 kilos.

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Interactive Agency - Poland, Cracow -