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Ecocool 600 NBF K

METALWORKING FLUIDS
Water-miscible Coolant

Composition / Features

  • Contains low amounts of mineral oil but is mostly synthetic additives.
  • Free of nitrites, chlorine, and phenols, which makes it safer / less corrosive / less environmentally troublesome.
  • Forms a stable, fine, translucent emulsion when mixed with water.

Recommended Usage / Concentrations

  • For general machining (drilling, milling, tapping, boring, turning, reaming): 4-7% dilution in water. 
  • For more difficult machining operations: 7-12% dilution. 
  • For grinding operations: 3-4% dilution.

Benefits

  • Low foaming, even when using soft water. 
  • Very good protection against corrosion. 
  • It rejects tramp oil (i.e. helps oil contaminants float so they can be skimmed off).
  • Good lubricity and cleaning / flushing ability. 
  • Stable in hard water up to about 1000 ppm CaCO
  • Longer tool life, less frequent top-up, less odour, lower irritation. 

Considerations / Monitoring

  • pH should be monitored: one test found pH stable between ~9.0-9.3 with 5-7% mix. 
  • Regular checking for tramp oil / contaminants is important to preserve performance.
  • Concentration must be kept correct (too low → reduced cooling / lubrication; too high → waste / potential residue issues).