SEMI-SYNTHETIC FLUID
SAFKOOL 6420
Application
Moderate to severe machining and grinding operations on all metals, including aerospace alloys. Recommended for soft to medium water hardness. Suitable for high pressure jet (up to 70 bars).
Advantages
- Formaldehyde free.
- Good release of tramp oils.
- Approved by SNECMA on aluminum and titanium.
- Product free of safety labelling.
- Reduction of tools wear and improvement of surface roughness.
Classifications & approvals
- SNECMA approval for aluminium, titanium and nickel machining (document n°455-201-0-00, index B)
| Product name | Appearance in dilution | Concentration of use (depends on the application and the materials) | Water hardness (ppm) | Refractometer factor |
|---|---|---|---|---|
| Safkool 6420 | Translucent | 5 - 12% | 50 - 800 | 1.65 |
Further technical data
| Colour | Yellow |
|---|---|
| Density at 20°C | 1.025 (ISO 12185) |
| Break Point Corrosion | 2 % (IP 287) |
| pH (at 5%) | 9.6 |
| Maximum operating pressure | 70 bar |
| Composition characteristics | Free of formaldehydes, nitrites, glycol ether and DEA; without chlorinated or sulfur additives |
Available packaging
- Jerrycan 20 L
- Drum 208 L
- IBC 1000 L