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METCHEM 6290 is a bio-stable synthetic machining and grinding coolant for mixed metals. METCHEM 6290 is a unique blend of corrosion inhibitors, surfactants and anti-wear agents. This coolant provides exceptional fine settling, rust protection and detergency to most metals.  METCHEM 6290 can be used in individual sumps and central systems. METCHEM 6290 does not contain petroleum oil, chlorine or sulfur.


  • Exceptional rust protection
  • Excellent bio-stable rancidity control
  • Virtually non-foaming
  • Compatible with hard or soft water
  • Does not leave tacky residue on grinding wheels
  • High surface finishes
  • Outstanding fine settling properties


  • CNC Machining
  • Drilling
  • Grinding
  • Machining- General
  • Milling- Profiling
  • Sawing
  • Sawing-Flood
  • Tapping
  • Turning